[PATCH] D71193: [clang] Turn -fno-builtin flag into an IR Attribute

[Guillaume Chatelet via Phabricator via cfe-commits]

gchatelet created this revision.
gchatelet added reviewers: aaron.ballman, courbet.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

This is a follow up on https://reviews.llvm.org/D61634#1742154 to turn the clang driver -fno-builtin flag into an IR attribute.
I also investigated pushing the attribute earlier on (in Sema) but it looks like this patch is simple and will cover all function calls.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D71193

Files:
  clang/lib/CodeGen/CGCall.cpp
  clang/test/CodeGen/libcalls-fno-builtin.c
  clang/test/CodeGen/memccpy-libcall.c

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