vendor/llvm/llvm-trunk-r178860

1 files changed, 14 insertions, 0 deletions

diff --git a/test/Transforms/InstCombine/pow-2.ll b/test/Transforms/InstCombine/pow-2.ll
new file mode 100644
index 0000000000000..af64cda0904a8
--- /dev/null
+++ b/test/Transforms/InstCombine/pow-2.ll
@@ -0,0 +1,14 @@
+; Test that the pow library call simplifier works correctly.
+;
+; RUN: opt < %s -instcombine -S | FileCheck %s
+
+declare float @pow(double, double)
+
+; Check that pow functions with the wrong prototype aren't simplified.
+
+define float @test_no_simplify1(double %x) {
+; CHECK: @test_no_simplify1
+  %retval = call float @pow(double 1.0, double %x)
+; CHECK-NEXT: call float @pow(double 1.000000e+00, double %x)
+  ret float %retval
+}