Have clang use LLVM IR's fast-math flags when in FastMath or FiniteMathOnly modes. Test cases included.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@169191 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/fast-math.c b/test/CodeGen/fast-math.c
new file mode 100644
index 0000000..9f9a392
--- /dev/null
+++ b/test/CodeGen/fast-math.c
@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 -ffast-math -emit-llvm -o - %s | FileCheck %s
+typedef unsigned cond_t;
+
+volatile float f0, f1, f2;
+
+void foo(void) {
+ // CHECK: define void @foo()
+
+ // CHECK: fadd fast
+ f0 = f1 + f2;
+
+ // CHECK: ret
+}