[clang] [clang] Remove rest TargetOptions::UnsafeFPMath use (PR #164525)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang-codegen

Author: None (paperchalice)

<details>
<summary>Changes</summary>

This should be the last use in clang.

---
Full diff: https://github.com/llvm/llvm-project/pull/164525.diff


1 Files Affected:

- (modified) clang/lib/CodeGen/BackendUtil.cpp (-6) 


``````````diff
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp
index 602068436101b..ecfbcb5970092 100644
--- a/clang/lib/CodeGen/BackendUtil.cpp
+++ b/clang/lib/CodeGen/BackendUtil.cpp
@@ -430,12 +430,6 @@ static bool initTargetOptions(const CompilerInstance &CI,
   Options.NoInfsFPMath = LangOpts.NoHonorInfs;
   Options.NoNaNsFPMath = LangOpts.NoHonorNaNs;
   Options.NoZerosInBSS = CodeGenOpts.NoZeroInitializedInBSS;
-  Options.UnsafeFPMath = LangOpts.AllowFPReassoc && LangOpts.AllowRecip &&
-                         LangOpts.NoSignedZero && LangOpts.ApproxFunc &&
-                         (LangOpts.getDefaultFPContractMode() ==
-                              LangOptions::FPModeKind::FPM_Fast ||
-                          LangOpts.getDefaultFPContractMode() ==
-                              LangOptions::FPModeKind::FPM_FastHonorPragmas);
 
   Options.BBAddrMap = CodeGenOpts.BBAddrMap;
   Options.BBSections =

``````````

</details>


https://github.com/llvm/llvm-project/pull/164525