[all-commits] [llvm/llvm-project] 4efbf5: [libc][__support][bit] remove compiler has builtin...

[Nick Desaulniers via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4efbf524ad2726f6ff4cb095bebef3e871d4984e
      https://github.com/llvm/llvm-project/commit/4efbf524ad2726f6ff4cb095bebef3e871d4984e
  Author: Nick Desaulniers <nickdesaulniers at users.noreply.github.com>
  Date:   2024-02-14 (Wed, 14 Feb 2024)

  Changed paths:
    M libc/src/__support/CPP/bit.h

  Log Message:
  -----------
  [libc][__support][bit] remove compiler has builtin checks (#81679)

We only support building llvmlibc with modern compilers.
https://libc.llvm.org/compiler_support.html#minimum-supported-versions

All versions of the these compilers support these builtins; GCC does not
support the short variants.