1 files changed, 17 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/tan-nofastmath.ll b/test/Transforms/InstCombine/tan-nofastmath.ll
new file mode 100644
index 000000000000..0fe7b2c1d522
--- /dev/null
+++ b/test/Transforms/InstCombine/tan-nofastmath.ll
@@ -0,0 +1,17 @@
+; RUN: opt < %s -instcombine -S | FileCheck %s
+
+define float @mytan(float %x) {
+entry:
+  %call = call float @atanf(float %x)
+  %call1 = call float @tanf(float %call) 
+  ret float %call1
+}
+
+; CHECK-LABEL: define float @mytan(
+; CHECK:   %call = call float @atanf(float %x)
+; CHECK-NEXT:   %call1 = call float @tanf(float %call)
+; CHECK-NEXT:   ret float %call1
+; CHECK-NEXT: }
+
+declare float @tanf(float)
+declare float @atanf(float)