[llvm-bugs] [Bug 52445] New: [Clang] Support elementwise/reduction builtins in constexpr contexts.

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Nov 9 03:40:15 PST 2021


https://bugs.llvm.org/show_bug.cgi?id=52445

            Bug ID: 52445
           Summary: [Clang] Support elementwise/reduction builtins in
                    constexpr contexts.
           Product: clang
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: C
          Assignee: unassignedclangbugs at nondot.org
          Reporter: florian_hahn at apple.com
                CC: blitzrakete at gmail.com, dgregor at apple.com,
                    erik.pilkington at gmail.com, llvm-bugs at lists.llvm.org,
                    richard-llvm at metafoo.co.uk

Clang recently specified a set of builtins for elementwise operations and
reductions on vectors:

https://clang.llvm.org/docs/LanguageExtensions.html#vector-builtins

They should also be supported in constexpr contexts.

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