[PATCH] D125178: Warn if using `elifdef` & `elifndef` in not C2x & C++2b mode

[Aaron Ballman via Phabricator via cfe-commits]

aaron.ballman added a comment.

Oops, it looks like precommit CI found a relevant issue, can you fix it up?

  Failed Tests (1):
    Clang :: Preprocessor/elifdef.c
   
  Testing Time: 790.67s
    Skipped          :    56
    Unsupported      :  1997
    Passed           : 87720
    Expectedly Failed:   234
    Failed           :     1


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D125178/new/

https://reviews.llvm.org/D125178