1 files changed, 37 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyLibCalls/pow2.ll b/test/Transforms/SimplifyLibCalls/pow2.ll
new file mode 100644
index 0000000..f8364f7
--- /dev/null
+++ b/test/Transforms/SimplifyLibCalls/pow2.ll
@@ -0,0 +1,37 @@
+; Testcase for calls to the standard C "pow" function
+;
+; RUN: opt < %s -simplify-libcalls -S | not grep {call .pow}
+
+
+declare double @pow(double, double)
+declare float @powf(float, float)
+
+define double @test1(double %X) {
+	%Y = call double @pow( double %X, double 0.000000e+00 )		; <double> [#uses=1]
+	ret double %Y
+}
+
+define double @test2(double %X) {
+	%Y = call double @pow( double %X, double -0.000000e+00 )		; <double> [#uses=1]
+	ret double %Y
+}
+
+define double @test3(double %X) {
+	%Y = call double @pow( double 1.000000e+00, double %X )		; <double> [#uses=1]
+	ret double %Y
+}
+
+define double @test4(double %X) {
+	%Y = call double @pow( double %X, double 2.0)
+	ret double %Y
+}
+
+define float @test4f(float %X) {
+	%Y = call float @powf( float %X, float 2.0)
+	ret float %Y
+}
+
+define float @test5f(float %X) {
+	%Y = call float @powf(float 2.0, float %X)  ;; exp2
+	ret float %Y
+}