[PATCH] D151834: Include math-errno with fast-math

[Zahira Ammarguellat via Phabricator via cfe-commits]

zahiraam created this revision.
zahiraam added reviewers: andrew.w.kaylor, jcranmer-intel.
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MSVC includes math-errno with #pragma float_control(precise,on) at O2 <https://reviews.llvm.org/owners/package/2/>. 
At fast-math math-errno should also be included with optnone and the pragma.

https://github.com/llvm/llvm-project/issues/62098


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D151834

Files:
  clang/include/clang/Basic/FPOptions.def
  clang/include/clang/Basic/LangOptions.h
  clang/lib/CodeGen/CGBuiltin.cpp
  clang/lib/CodeGen/CGCall.cpp
  clang/lib/CodeGen/CodeGenModule.h
  clang/test/CodeGen/math-errno.c

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