1 files changed, 12 insertions, 0 deletions
diff --git a/clang/test/CodeGen/denormalfpmode.c b/clang/test/CodeGen/denormalfpmode.c
new file mode 100644
index 00000000000..b0013daefbf
--- /dev/null
+++ b/clang/test/CodeGen/denormalfpmode.c
@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 -S -fdenormal-fp-math=ieee %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-IEEE
+// RUN: %clang_cc1 -S -fdenormal-fp-math=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-PS
+// RUN: %clang_cc1 -S -fdenormal-fp-math=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-PZ
+
+// CHECK-LABEL: main
+// CHECK-IEEE: attributes #0 = {{.*}}"denormal-fp-math"="ieee"{{.*}}
+// CHECK-PS: attributes #0 = {{.*}}"denormal-fp-math"="preserve-sign"{{.*}}
+// CHECK-PZ: attributes #0 = {{.*}}"denormal-fp-math"="positive-zero"{{.*}}
+
+int main() {
+  return 0;
+}