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-rw-r--r--llvm/test/Transforms/InstCombine/strrchr-1.ll11
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/strrchr-1.ll b/llvm/test/Transforms/InstCombine/strrchr-1.ll
index a0bdb229307..4615f5f2bd2 100644
--- a/llvm/test/Transforms/InstCombine/strrchr-1.ll
+++ b/llvm/test/Transforms/InstCombine/strrchr-1.ll
@@ -42,6 +42,17 @@ define void @test_simplify3() {
ret void
}
+define void @test_simplify4() {
+; CHECK: store i8* getelementptr inbounds ([14 x i8]* @hello, i32 0, i32 13)
+; CHECK-NOT: call i8* @strrchr
+; CHECK: ret void
+
+ %src = getelementptr [14 x i8]* @hello, i32 0, i32 0
+ %dst = call i8* @strrchr(i8* %src, i32 65280)
+ store i8* %dst, i8** @chp
+ ret void
+}
+
define void @test_nosimplify1(i32 %chr) {
; CHECK-LABEL: @test_nosimplify1(
; CHECK: call i8* @strrchr
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