diff options
Diffstat (limited to 'clang/lib/CodeGen/CGBuiltin.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index d18767897f3..cacdf3438d8 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -160,7 +160,9 @@ static Value *EmitFAbs(CodeGenFunction &CGF, Value *V, QualType ValTy) { false); llvm::Value *Fn = CGF.CGM.CreateRuntimeFunction(FT, FnName); - return CGF.EmitNounwindRuntimeCall(Fn, V, "abs"); + llvm::CallInst *Call = CGF.EmitNounwindRuntimeCall(Fn, V, "abs"); + Call->setDoesNotAccessMemory(); + return Call; } static RValue emitLibraryCall(CodeGenFunction &CGF, const FunctionDecl *Fn, |
