[PATCH] D52854: Use is.constant intrinsic for __builtin_constant_p

[Bill Wendling via Phabricator via cfe-commits]

void added a comment.

Here's a WIP patch to show what I'm talking about.F7375980: example.diff <https://reviews.llvm.org/F7375980>


Repository:
  rC Clang

https://reviews.llvm.org/D52854