fatal internal error: CHECK(GetRank(*shape) == 1) failed at /root/llvm-project/flang/lib/Evaluate/shape.cpp(571)
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
Stack dump:
0.	Program arguments: /opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang -fc1 -triple x86_64-unknown-linux-gnu -S -mrelocation-model pic -pic-level 2 -pic-is-pie -target-cpu x86-64 -mllvm -x86-asm-syntax=intel -resource-dir /opt/compiler-explorer/clang-llvmflang-trunk-20250107/lib/clang/20 -mframe-pointer=all -o /app/output.s -x f95-cpp-input /app/example.f90
 #<!-- -->0 0x00000000039ffa18 llvm::sys::PrintStackTrace(llvm::raw_ostream&amp;, int) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x39ffa18)
 #<!-- -->1 0x00000000039fd5dc SignalHandler(int) Signals.cpp:0:0
 #<!-- -->2 0x00007f2063642520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #<!-- -->3 0x00007f20636969fc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969fc)
 #<!-- -->4 0x00007f2063642476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
 #<!-- -->5 0x00007f20636287f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
 #<!-- -->6 0x00000000053ed959 (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x53ed959)
 #<!-- -->7 0x0000000004f80769 Fortran::evaluate::GetShapeHelper::operator()(Fortran::evaluate::ArrayRef const&amp;) const (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x4f80769)
 #<!-- -->8 0x0000000003f62a62 std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::common::log2visit::Log2VisitHelper&lt;0ul, 3ul, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::evaluate::Traverse&lt;Fortran::evaluate::GetShapeHelper, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, true&gt;::operator()&lt;Fortran::common::Reference&lt;Fortran::semantics::Symbol const&gt;, Fortran::evaluate::Component, Fortran::evaluate::ArrayRef, Fortran::evaluate::CoarrayRef&gt;(std::variant&lt;Fortran::common::Reference&lt;Fortran::semantics::Symbol const&gt;, Fortran::evaluate::Component, Fortran::evaluate::ArrayRef, Fortran::evaluate::CoarrayRef&gt; const&amp;) const::'lambda'(auto const&amp;), std::variant&lt;Fortran::common::Reference&lt;Fortran::semantics::Symbol const&gt;, Fortran::evaluate::Component, Fortran::evaluate::ArrayRef, Fortran::evaluate::CoarrayRef&gt; const&amp;&gt;(std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::evaluate::Traverse&lt;Fortran::evaluate::GetShapeHelper, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, true&gt;::operator()&lt;Fortran::common::Reference&lt;Fortran::semantics::Symbol const&gt;, Fortran::evaluate::Component, Fortran::evaluate::ArrayRef, Fortran::evaluate::CoarrayRef&gt;(std::variant&lt;Fortran::common::Reference&lt;Fortran::semantics::Symbol const&gt;, Fortran::evaluate::Component, Fortran::evaluate::ArrayRef, Fortran::evaluate::CoarrayRef&gt; const&amp;) const::'lambda'(auto const&amp;)&amp;&amp;, unsigned long, std::variant&lt;Fortran::common::Reference&lt;Fortran::semantics::Symbol const&gt;, Fortran::evaluate::Component, Fortran::evaluate::ArrayRef, Fortran::evaluate::CoarrayRef&gt; const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3f62a62)
 #<!-- -->9 0x0000000003f7acac std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::common::log2visit::Log2VisitHelper&lt;0ul, 14ul, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::evaluate::Traverse&lt;Fortran::evaluate::GetShapeHelper, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, true&gt;::operator()&lt;Fortran::evaluate::Parentheses&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Negate&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Add&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Subtract&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Multiply&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Divide&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Power&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Extremum&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)0&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)2&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)1&gt;, Fortran::evaluate::Constant&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::ArrayConstructor&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Designator&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::FunctionRef&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;&gt;(std::variant&lt;Fortran::evaluate::Parentheses&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Negate&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Add&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Subtract&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Multiply&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Divide&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Power&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Extremum&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)0&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)2&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)1&gt;, Fortran::evaluate::Constant&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::ArrayConstructor&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Designator&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::FunctionRef&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;&gt; const&amp;) const::'lambda'(auto const&amp;), std::variant&lt;Fortran::evaluate::Parentheses&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Negate&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Add&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Subtract&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Multiply&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Divide&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Power&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Extremum&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)0&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)2&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)1&gt;, Fortran::evaluate::Constant&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::ArrayConstructor&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Designator&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::FunctionRef&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;&gt; const&amp;&gt;(std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::evaluate::Traverse&lt;Fortran::evaluate::GetShapeHelper, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, true&gt;::operator()&lt;Fortran::evaluate::Parentheses&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Negate&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Add&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Subtract&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Multiply&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Divide&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Power&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Extremum&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)0&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)2&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)1&gt;, Fortran::evaluate::Constant&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::ArrayConstructor&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Designator&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::FunctionRef&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;&gt;(std::variant&lt;Fortran::evaluate::Parentheses&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Negate&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Add&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Subtract&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Multiply&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Divide&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Power&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Extremum&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)0&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)2&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)1&gt;, Fortran::evaluate::Constant&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::ArrayConstructor&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Designator&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::FunctionRef&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;&gt; const&amp;) const::'lambda'(auto const&amp;)&amp;&amp;, unsigned long, std::variant&lt;Fortran::evaluate::Parentheses&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Negate&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Add&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Subtract&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Multiply&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Divide&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Power&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Extremum&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)0&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)2&gt;, Fortran::evaluate::Convert&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;, (Fortran::common::TypeCategory)1&gt;, Fortran::evaluate::Constant&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::ArrayConstructor&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Designator&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::FunctionRef&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;&gt; const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3f7acac)
#<!-- -->10 0x0000000003f6c94e std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::common::log2visit::Log2VisitHelper&lt;0ul, 4ul, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::evaluate::Traverse&lt;Fortran::evaluate::GetShapeHelper, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, true&gt;::operator()&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 2&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 4&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 16&gt;&gt;&gt;(std::variant&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 2&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 4&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 16&gt;&gt;&gt; const&amp;) const::'lambda'(auto const&amp;), std::variant&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 2&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 4&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 16&gt;&gt;&gt; const&amp;&gt;(std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::evaluate::Traverse&lt;Fortran::evaluate::GetShapeHelper, std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt;, true&gt;::operator()&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 2&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 4&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 16&gt;&gt;&gt;(std::variant&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 2&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 4&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 16&gt;&gt;&gt; const&amp;) const::'lambda'(auto const&amp;)&amp;&amp;, unsigned long, std::variant&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 1&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 2&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 4&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;, Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 16&gt;&gt;&gt; const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3f6c94e)
#<!-- -->11 0x00000000043d03f9 std::optional&lt;std::vector&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;, std::allocator&lt;std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::Type&lt;(Fortran::common::TypeCategory)0, 8&gt;&gt;&gt;&gt;&gt;&gt; Fortran::evaluate::GetShape&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt;&gt;(Fortran::evaluate::FoldingContext&amp;, Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt; const&amp;, bool) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43d03f9)
#<!-- -->12 0x00000000043d0726 Fortran::evaluate::ArgumentAnalyzer::CheckConformance() (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43d0726)
#<!-- -->13 0x00000000043f8a37 std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt;&gt; Fortran::evaluate::NumericBinaryHelper&lt;Fortran::evaluate::Subtract, (Fortran::common::NumericOperator)4&gt;(Fortran::evaluate::ExpressionAnalyzer&amp;, Fortran::parser::Expr::IntrinsicBinary const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f8a37)
#<!-- -->14 0x00000000043f9230 std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt;&gt; Fortran::common::log2visit::Log2VisitHelper&lt;16ul, 23ul, std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt;&gt;, std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt;&gt; Fortran::evaluate::ExpressionAnalyzer::Analyze&lt;Fortran::common::Indirection&lt;Fortran::parser::CharLiteralConstantSubstring, false&gt;, Fortran::parser::LiteralConstant, Fortran::common::Indirection&lt;Fortran::parser::Designator, false&gt;, Fortran::parser::ArrayConstructor, Fortran::parser::StructureConstructor, Fortran::common::Indirection&lt;Fortran::parser::FunctionReference, false&gt;, Fortran::parser::Expr::Parentheses, Fortran::parser::Expr::UnaryPlus, Fortran::parser::Expr::Negate, Fortran::parser::Expr::NOT, Fortran::parser::Expr::PercentLoc, Fortran::parser::Expr::DefinedUnary, Fortran::parser::Expr::Power, Fortran::parser::Expr::Multiply, Fortran::parser::Expr::Divide, Fortran::parser::Expr::Add, Fortran::parser::Expr::Subtract, Fortran::parser::Expr::Concat, Fortran::parser::Expr::LT, Fortran::parser::Expr::LE, Fortran::parser::Expr::EQ, Fortran::parser::Expr::NE, Fortran::parser::Expr::GE, Fortran::parser::Expr::GT, Fortran::parser::Expr::AND, Fortran::parser::Expr::OR, Fortran::parser::Expr::EQV, Fortran::parser::Expr::NEQV, Fortran::parser::Expr::DefinedBinary, Fortran::parser::Expr::ComplexConstructor, Fortran::common::Indirection&lt;Fortran::parser::SubstringInquiry, false&gt;&gt;(std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::CharLiteralConstantSubstring, false&gt;, Fortran::parser::LiteralConstant, Fortran::common::Indirection&lt;Fortran::parser::Designator, false&gt;, Fortran::parser::ArrayConstructor, Fortran::parser::StructureConstructor, Fortran::common::Indirection&lt;Fortran::parser::FunctionReference, false&gt;, Fortran::parser::Expr::Parentheses, Fortran::parser::Expr::UnaryPlus, Fortran::parser::Expr::Negate, Fortran::parser::Expr::NOT, Fortran::parser::Expr::PercentLoc, Fortran::parser::Expr::DefinedUnary, Fortran::parser::Expr::Power, Fortran::parser::Expr::Multiply, Fortran::parser::Expr::Divide, Fortran::parser::Expr::Add, Fortran::parser::Expr::Subtract, Fortran::parser::Expr::Concat, Fortran::parser::Expr::LT, Fortran::parser::Expr::LE, Fortran::parser::Expr::EQ, Fortran::parser::Expr::NE, Fortran::parser::Expr::GE, Fortran::parser::Expr::GT, Fortran::parser::Expr::AND, Fortran::parser::Expr::OR, Fortran::parser::Expr::EQV, Fortran::parser::Expr::NEQV, Fortran::parser::Expr::DefinedBinary, Fortran::parser::Expr::ComplexConstructor, Fortran::common::Indirection&lt;Fortran::parser::SubstringInquiry, false&gt;&gt; const&amp;)::'lambda'(auto const&amp;), std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::CharLiteralConstantSubstring, false&gt;, Fortran::parser::LiteralConstant, Fortran::common::Indirection&lt;Fortran::parser::Designator, false&gt;, Fortran::parser::ArrayConstructor, Fortran::parser::StructureConstructor, Fortran::common::Indirection&lt;Fortran::parser::FunctionReference, false&gt;, Fortran::parser::Expr::Parentheses, Fortran::parser::Expr::UnaryPlus, Fortran::parser::Expr::Negate, Fortran::parser::Expr::NOT, Fortran::parser::Expr::PercentLoc, Fortran::parser::Expr::DefinedUnary, Fortran::parser::Expr::Power, Fortran::parser::Expr::Multiply, Fortran::parser::Expr::Divide, Fortran::parser::Expr::Add, Fortran::parser::Expr::Subtract, Fortran::parser::Expr::Concat, Fortran::parser::Expr::LT, Fortran::parser::Expr::LE, Fortran::parser::Expr::EQ, Fortran::parser::Expr::NE, Fortran::parser::Expr::GE, Fortran::parser::Expr::GT, Fortran::parser::Expr::AND, Fortran::parser::Expr::OR, Fortran::parser::Expr::EQV, Fortran::parser::Expr::NEQV, Fortran::parser::Expr::DefinedBinary, Fortran::parser::Expr::ComplexConstructor, Fortran::common::Indirection&lt;Fortran::parser::SubstringInquiry, false&gt;&gt; const&amp;&gt;(std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt;&gt; Fortran::evaluate::ExpressionAnalyzer::Analyze&lt;Fortran::common::Indirection&lt;Fortran::parser::CharLiteralConstantSubstring, false&gt;, Fortran::parser::LiteralConstant, Fortran::common::Indirection&lt;Fortran::parser::Designator, false&gt;, Fortran::parser::ArrayConstructor, Fortran::parser::StructureConstructor, Fortran::common::Indirection&lt;Fortran::parser::FunctionReference, false&gt;, Fortran::parser::Expr::Parentheses, Fortran::parser::Expr::UnaryPlus, Fortran::parser::Expr::Negate, Fortran::parser::Expr::NOT, Fortran::parser::Expr::PercentLoc, Fortran::parser::Expr::DefinedUnary, Fortran::parser::Expr::Power, Fortran::parser::Expr::Multiply, Fortran::parser::Expr::Divide, Fortran::parser::Expr::Add, Fortran::parser::Expr::Subtract, Fortran::parser::Expr::Concat, Fortran::parser::Expr::LT, Fortran::parser::Expr::LE, Fortran::parser::Expr::EQ, Fortran::parser::Expr::NE, Fortran::parser::Expr::GE, Fortran::parser::Expr::GT, Fortran::parser::Expr::AND, Fortran::parser::Expr::OR, Fortran::parser::Expr::EQV, Fortran::parser::Expr::NEQV, Fortran::parser::Expr::DefinedBinary, Fortran::parser::Expr::ComplexConstructor, Fortran::common::Indirection&lt;Fortran::parser::SubstringInquiry, false&gt;&gt;(std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::CharLiteralConstantSubstring, false&gt;, Fortran::parser::LiteralConstant, Fortran::common::Indirection&lt;Fortran::parser::Designator, false&gt;, Fortran::parser::ArrayConstructor, Fortran::parser::StructureConstructor, Fortran::common::Indirection&lt;Fortran::parser::FunctionReference, false&gt;, Fortran::parser::Expr::Parentheses, Fortran::parser::Expr::UnaryPlus, Fortran::parser::Expr::Negate, Fortran::parser::Expr::NOT, Fortran::parser::Expr::PercentLoc, Fortran::parser::Expr::DefinedUnary, Fortran::parser::Expr::Power, Fortran::parser::Expr::Multiply, Fortran::parser::Expr::Divide, Fortran::parser::Expr::Add, Fortran::parser::Expr::Subtract, Fortran::parser::Expr::Concat, Fortran::parser::Expr::LT, Fortran::parser::Expr::LE, Fortran::parser::Expr::EQ, Fortran::parser::Expr::NE, Fortran::parser::Expr::GE, Fortran::parser::Expr::GT, Fortran::parser::Expr::AND, Fortran::parser::Expr::OR, Fortran::parser::Expr::EQV, Fortran::parser::Expr::NEQV, Fortran::parser::Expr::DefinedBinary, Fortran::parser::Expr::ComplexConstructor, Fortran::common::Indirection&lt;Fortran::parser::SubstringInquiry, false&gt;&gt; const&amp;)::'lambda'(auto const&amp;)&amp;&amp;, unsigned long, std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::CharLiteralConstantSubstring, false&gt;, Fortran::parser::LiteralConstant, Fortran::common::Indirection&lt;Fortran::parser::Designator, false&gt;, Fortran::parser::ArrayConstructor, Fortran::parser::StructureConstructor, Fortran::common::Indirection&lt;Fortran::parser::FunctionReference, false&gt;, Fortran::parser::Expr::Parentheses, Fortran::parser::Expr::UnaryPlus, Fortran::parser::Expr::Negate, Fortran::parser::Expr::NOT, Fortran::parser::Expr::PercentLoc, Fortran::parser::Expr::DefinedUnary, Fortran::parser::Expr::Power, Fortran::parser::Expr::Multiply, Fortran::parser::Expr::Divide, Fortran::parser::Expr::Add, Fortran::parser::Expr::Subtract, Fortran::parser::Expr::Concat, Fortran::parser::Expr::LT, Fortran::parser::Expr::LE, Fortran::parser::Expr::EQ, Fortran::parser::Expr::NE, Fortran::parser::Expr::GE, Fortran::parser::Expr::GT, Fortran::parser::Expr::AND, Fortran::parser::Expr::OR, Fortran::parser::Expr::EQV, Fortran::parser::Expr::NEQV, Fortran::parser::Expr::DefinedBinary, Fortran::parser::Expr::ComplexConstructor, Fortran::common::Indirection&lt;Fortran::parser::SubstringInquiry, false&gt;&gt; const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f9230)
#<!-- -->15 0x00000000043f6d3d std::optional&lt;Fortran::evaluate::Expr&lt;Fortran::evaluate::SomeType&gt;&gt; Fortran::evaluate::ExpressionAnalyzer::ExprOrVariable&lt;Fortran::parser::Expr&gt;(Fortran::parser::Expr const&amp;, Fortran::parser::CharBlock) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f6d3d)
#<!-- -->16 0x00000000043f702f Fortran::evaluate::ExpressionAnalyzer::IterativelyAnalyzeSubexpressions(Fortran::parser::Expr const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f702f)
#<!-- -->17 0x00000000043f73c5 Fortran::evaluate::ExpressionAnalyzer::Analyze(Fortran::parser::Expr const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f73c5)
#<!-- -->18 0x00000000043f74e7 Fortran::evaluate::ArgumentAnalyzer::AnalyzeExprOrWholeAssumedSizeArray(Fortran::parser::Expr const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f74e7)
#<!-- -->19 0x00000000043f76bb Fortran::evaluate::ArgumentAnalyzer::AnalyzeExpr(Fortran::parser::Expr const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f76bb)
#<!-- -->20 0x00000000043f7d41 Fortran::evaluate::ArgumentAnalyzer::Analyze(Fortran::parser::Expr const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x43f7d41)
#<!-- -->21 0x00000000044062fc Fortran::evaluate::ExpressionAnalyzer::Analyze(Fortran::parser::AssignmentStmt const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x44062fc)
#<!-- -->22 0x00000000044116b3 void Fortran::common::log2visit::Log2VisitHelper&lt;0ul, 41ul, void, void Fortran::parser::detail::ParseTreeVisitorLookupScope::Walk&lt;Fortran::semantics::ExprChecker, Fortran::common::Indirection&lt;Fortran::parser::AllocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BackspaceStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CloseStmt, false&gt;, Fortran::parser::ContinueStmt, Fortran::common::Indirection&lt;Fortran::parser::CycleStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::DeallocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EndfileStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventPostStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ExitStmt, false&gt;, Fortran::parser::FailImageStmt, Fortran::common::Indirection&lt;Fortran::parser::FlushStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::FormTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::GotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::InquireStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::LockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NotifyWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NullifyStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PointerAssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PrintStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReadStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReturnStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::RewindStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::StopStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncAllStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncImagesStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncMemoryStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::UnlockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WriteStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ComputedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ArithmeticIfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PauseStmt, false&gt;&gt;(std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::AllocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BackspaceStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CloseStmt, false&gt;, Fortran::parser::ContinueStmt, Fortran::common::Indirection&lt;Fortran::parser::CycleStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::DeallocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EndfileStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventPostStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ExitStmt, false&gt;, Fortran::parser::FailImageStmt, Fortran::common::Indirection&lt;Fortran::parser::FlushStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::FormTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::GotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::InquireStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::LockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NotifyWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NullifyStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PointerAssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PrintStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReadStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReturnStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::RewindStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::StopStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncAllStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncImagesStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncMemoryStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::UnlockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WriteStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ComputedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ArithmeticIfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PauseStmt, false&gt;&gt; const&amp;, Fortran::semantics::ExprChecker&amp;)::'lambda'(Fortran::semantics::ExprChecker const&amp;), std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::AllocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BackspaceStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CloseStmt, false&gt;, Fortran::parser::ContinueStmt, Fortran::common::Indirection&lt;Fortran::parser::CycleStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::DeallocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EndfileStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventPostStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ExitStmt, false&gt;, Fortran::parser::FailImageStmt, Fortran::common::Indirection&lt;Fortran::parser::FlushStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::FormTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::GotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::InquireStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::LockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NotifyWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NullifyStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PointerAssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PrintStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReadStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReturnStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::RewindStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::StopStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncAllStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncImagesStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncMemoryStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::UnlockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WriteStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ComputedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ArithmeticIfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PauseStmt, false&gt;&gt; const&amp;&gt;(void Fortran::parser::detail::ParseTreeVisitorLookupScope::Walk&lt;Fortran::semantics::ExprChecker, Fortran::common::Indirection&lt;Fortran::parser::AllocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BackspaceStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CloseStmt, false&gt;, Fortran::parser::ContinueStmt, Fortran::common::Indirection&lt;Fortran::parser::CycleStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::DeallocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EndfileStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventPostStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ExitStmt, false&gt;, Fortran::parser::FailImageStmt, Fortran::common::Indirection&lt;Fortran::parser::FlushStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::FormTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::GotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::InquireStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::LockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NotifyWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NullifyStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PointerAssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PrintStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReadStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReturnStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::RewindStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::StopStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncAllStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncImagesStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncMemoryStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::UnlockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WriteStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ComputedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ArithmeticIfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PauseStmt, false&gt;&gt;(std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::AllocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BackspaceStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CloseStmt, false&gt;, Fortran::parser::ContinueStmt, Fortran::common::Indirection&lt;Fortran::parser::CycleStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::DeallocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EndfileStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventPostStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ExitStmt, false&gt;, Fortran::parser::FailImageStmt, Fortran::common::Indirection&lt;Fortran::parser::FlushStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::FormTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::GotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::InquireStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::LockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NotifyWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NullifyStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PointerAssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PrintStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReadStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReturnStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::RewindStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::StopStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncAllStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncImagesStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncMemoryStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::UnlockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WriteStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ComputedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ArithmeticIfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PauseStmt, false&gt;&gt; const&amp;, Fortran::semantics::ExprChecker&amp;)::'lambda'(Fortran::semantics::ExprChecker const&amp;)&amp;&amp;, unsigned long, std::variant&lt;Fortran::common::Indirection&lt;Fortran::parser::AllocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BackspaceStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CloseStmt, false&gt;, Fortran::parser::ContinueStmt, Fortran::common::Indirection&lt;Fortran::parser::CycleStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::DeallocateStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EndfileStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventPostStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::EventWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ExitStmt, false&gt;, Fortran::parser::FailImageStmt, Fortran::common::Indirection&lt;Fortran::parser::FlushStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::FormTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::GotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::InquireStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::LockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NotifyWaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::NullifyStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PointerAssignmentStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PrintStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReadStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ReturnStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::RewindStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::StopStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncAllStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncImagesStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncMemoryStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SyncTeamStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::UnlockStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WaitStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WriteStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ComputedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ArithmeticIfStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssignedGotoStmt, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::PauseStmt, false&gt;&gt; const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x44116b3)
#<!-- -->23 0x000000000441edf0 void Fortran::common::log2visit::Log2VisitHelper&lt;0ul, 4ul, void, void Fortran::parser::detail::ParseTreeVisitorLookupScope::Walk&lt;Fortran::semantics::ExprChecker, Fortran::parser::Statement&lt;Fortran::parser::ActionStmt&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssociateConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BlockConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CaseConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ChangeTeamConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CriticalConstruct, false&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::LabelDoStmt, false&gt;&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::EndDoStmt, false&gt;&gt;, Fortran::common::Indirection&lt;Fortran::parser::DoConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectRankConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectTypeConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CompilerDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenACCConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AccEndCombinedDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenMPConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OmpEndLoopDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CUFKernelDoConstruct, false&gt;&gt;(std::variant&lt;Fortran::parser::Statement&lt;Fortran::parser::ActionStmt&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssociateConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BlockConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CaseConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ChangeTeamConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CriticalConstruct, false&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::LabelDoStmt, false&gt;&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::EndDoStmt, false&gt;&gt;, Fortran::common::Indirection&lt;Fortran::parser::DoConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectRankConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectTypeConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CompilerDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenACCConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AccEndCombinedDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenMPConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OmpEndLoopDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CUFKernelDoConstruct, false&gt;&gt; const&amp;, Fortran::semantics::ExprChecker&amp;)::'lambda'(Fortran::semantics::ExprChecker const&amp;), std::variant&lt;Fortran::parser::Statement&lt;Fortran::parser::ActionStmt&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssociateConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BlockConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CaseConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ChangeTeamConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CriticalConstruct, false&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::LabelDoStmt, false&gt;&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::EndDoStmt, false&gt;&gt;, Fortran::common::Indirection&lt;Fortran::parser::DoConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectRankConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectTypeConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CompilerDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenACCConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AccEndCombinedDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenMPConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OmpEndLoopDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CUFKernelDoConstruct, false&gt;&gt; const&amp;&gt;(void Fortran::parser::detail::ParseTreeVisitorLookupScope::Walk&lt;Fortran::semantics::ExprChecker, Fortran::parser::Statement&lt;Fortran::parser::ActionStmt&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssociateConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BlockConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CaseConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ChangeTeamConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CriticalConstruct, false&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::LabelDoStmt, false&gt;&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::EndDoStmt, false&gt;&gt;, Fortran::common::Indirection&lt;Fortran::parser::DoConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectRankConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectTypeConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CompilerDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenACCConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AccEndCombinedDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenMPConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OmpEndLoopDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CUFKernelDoConstruct, false&gt;&gt;(std::variant&lt;Fortran::parser::Statement&lt;Fortran::parser::ActionStmt&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssociateConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BlockConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CaseConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ChangeTeamConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CriticalConstruct, false&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::LabelDoStmt, false&gt;&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::EndDoStmt, false&gt;&gt;, Fortran::common::Indirection&lt;Fortran::parser::DoConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectRankConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectTypeConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CompilerDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenACCConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AccEndCombinedDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenMPConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OmpEndLoopDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CUFKernelDoConstruct, false&gt;&gt; const&amp;, Fortran::semantics::ExprChecker&amp;)::'lambda'(Fortran::semantics::ExprChecker const&amp;)&amp;&amp;, unsigned long, std::variant&lt;Fortran::parser::Statement&lt;Fortran::parser::ActionStmt&gt;, Fortran::common::Indirection&lt;Fortran::parser::AssociateConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::BlockConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CaseConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ChangeTeamConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CriticalConstruct, false&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::LabelDoStmt, false&gt;&gt;, Fortran::parser::Statement&lt;Fortran::common::Indirection&lt;Fortran::parser::EndDoStmt, false&gt;&gt;, Fortran::common::Indirection&lt;Fortran::parser::DoConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::IfConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectRankConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::SelectTypeConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::WhereConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::ForallConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CompilerDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenACCConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::AccEndCombinedDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OpenMPConstruct, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::OmpEndLoopDirective, false&gt;, Fortran::common::Indirection&lt;Fortran::parser::CUFKernelDoConstruct, false&gt;&gt; const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x441edf0)
#<!-- -->24 0x000000000441f1bd void Fortran::parser::detail::ParseTreeVisitorLookupScope::Walk&lt;Fortran::semantics::ExprChecker&gt;(std::__cxx11::list&lt;Fortran::parser::ExecutionPartConstruct, std::allocator&lt;Fortran::parser::ExecutionPartConstruct&gt;&gt; const&amp;, Fortran::semantics::ExprChecker&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x441f1bd)
#<!-- -->25 0x000000000441f544 void Fortran::parser::detail::ParseTreeVisitorLookupScope::Walk&lt;Fortran::semantics::ExprChecker&gt;(std::__cxx11::list&lt;Fortran::parser::ExecutionPartConstruct, std::allocator&lt;Fortran::parser::ExecutionPartConstruct&gt;&gt; const&amp;, Fortran::semantics::ExprChecker&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x441f544)
#<!-- -->26 0x0000000004421e41 Fortran::semantics::ExprChecker::Walk(Fortran::parser::Program const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x4421e41)
#<!-- -->27 0x0000000004541f9a Fortran::semantics::Semantics::Perform() (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x4541f9a)
#<!-- -->28 0x0000000003a537bd Fortran::frontend::FrontendAction::runSemanticChecks() (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3a537bd)
#<!-- -->29 0x0000000003de1932 Fortran::frontend::CodeGenAction::beginSourceFileAction() (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3de1932)
#<!-- -->30 0x0000000003a51f8d Fortran::frontend::FrontendAction::beginSourceFile(Fortran::frontend::CompilerInstance&amp;, Fortran::frontend::FrontendInputFile const&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3a51f8d)
#<!-- -->31 0x0000000003a42c27 Fortran::frontend::CompilerInstance::executeAction(Fortran::frontend::FrontendAction&amp;) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3a42c27)
#<!-- -->32 0x0000000003a59c03 Fortran::frontend::executeCompilerInvocation(Fortran::frontend::CompilerInstance*) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x3a59c03)
#<!-- -->33 0x0000000001f7cd27 fc1_main(llvm::ArrayRef&lt;char const*&gt;, char const*) (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x1f7cd27)
#<!-- -->34 0x0000000001e5068e main (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x1e5068e)
#<!-- -->35 0x00007f2063629d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#<!-- -->36 0x00007f2063629e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#<!-- -->37 0x0000000001f7b795 _start (/opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin/flang+0x1f7b795)
flang-20: error: unable to execute command: Aborted (core dumped)
flang-20: error: flang frontend command failed due to signal (use -v to see invocation)
flang version 20.0.0git (https://github.com/llvm/llvm-project.git 97097958fdf525e8c14fcdde94231bae72ea2673)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /opt/compiler-explorer/clang-llvmflang-trunk-20250107/bin
flang-20: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
flang-20: note: diagnostic msg: /tmp/example-a9819a
flang-20: note: diagnostic msg: /tmp/example-a9819a.sh
flang-20: note: diagnostic msg: 

********************
Compiler returned: 254