[clang] [clang][CodeGen] Propagate pragma set fast-math flags to floating point builtins (PR #90377)

[Zahira Ammarguellat via cfe-commits]

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@@ -0,0 +1,55 @@
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -O3 -emit-llvm -disable-llvm-passes -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -O3 -fmath-errno -ffp-contract=on -fno-rounding-math -emit-llvm -disable-llvm-passes -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -ffast-math -ffp-contract=fast -emit-llvm -o - %s | FileCheck %s
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zahiraam wrote:

This is equivalent to line 8.

https://github.com/llvm/llvm-project/pull/90377