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-rw-r--r--test/Analysis/BasicAA/gep-alias.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Analysis/BasicAA/gep-alias.ll b/test/Analysis/BasicAA/gep-alias.ll
index 320c990..68722fb 100644
--- a/test/Analysis/BasicAA/gep-alias.ll
+++ b/test/Analysis/BasicAA/gep-alias.ll
@@ -101,3 +101,18 @@ define i32 @test6(i32* %p, i64 %i1) {
; CHECK: ret i32 0
}
+; P[1] != P[i*4]
+define i32 @test7(i32* %p, i64 %i) {
+ %pi = getelementptr i32* %p, i64 1
+ %i.next = shl i64 %i, 2
+ %pi.next = getelementptr i32* %p, i64 %i.next
+ %x = load i32* %pi
+ store i32 42, i32* %pi.next
+ %y = load i32* %pi
+ %z = sub i32 %x, %y
+ ret i32 %z
+; CHECK: @test7
+; CHECK: ret i32 0
+}
+
+