1 files changed, 20 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/win-math.ll b/test/Transforms/InstCombine/win-math.ll
index df3ac934a7..e6e79e2b84 100644
--- a/test/Transforms/InstCombine/win-math.ll
+++ b/test/Transforms/InstCombine/win-math.ll
@@ -273,3 +273,23 @@ define float @float_round(float %x) nounwind readnone {
     ret float %3
 }
 
+declare float @powf(float, float)
+; win32 lacks sqrtf&fabsf, win64 lacks fabsf
+define float @float_powsqrt(float %x) nounwind readnone {
+; WIN32-LABEL: @float_powsqrt(
+; WIN32-NOT: float @sqrtf
+; WIN32: float @powf
+; WIN64-LABEL: @float_powsqrt(
+; WIN64-NOT: float @sqrtf
+; WIN64: float @powf
+; MINGW32-LABEL: @float_powsqrt(
+; MINGW32: float @sqrtf
+; MINGW32: float @fabsf
+; MINGW32-NOT: float @powf
+; MINGW64-LABEL: @float_powsqrt(
+; MINGW64: float @sqrtf
+; MINGW64: float @fabsf
+; MINGW64-NOT: float @powf
+    %1 = call float @powf(float %x, float 0.5)
+    ret float %1
+}