[llvm-bugs] [Bug 49792] New: Constrains not work on structural binding

via llvm-bugs llvm-bugs at lists.llvm.org
Wed Mar 31 11:18:15 PDT 2021


https://bugs.llvm.org/show_bug.cgi?id=49792

            Bug ID: 49792
           Summary: Constrains not work on structural binding
           Product: clang
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: C++2a
          Assignee: unassignedclangbugs at nondot.org
          Reporter: hewillk at gmail.com
                CC: blitzrakete at gmail.com, erik.pilkington at gmail.com,
                    llvm-bugs at lists.llvm.org, richard-llvm at metafoo.co.uk

clang accepts this code:

template <class> concept C = false;

struct S { int a, b; };

C auto&& [a, b] = S{};

https://godbolt.org/z/1re7vToqY

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