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-rw-r--r--test/Instrumentation/BoundsChecking/simple.ll17
1 files changed, 17 insertions, 0 deletions
diff --git a/test/Instrumentation/BoundsChecking/simple.ll b/test/Instrumentation/BoundsChecking/simple.ll
index 16870c7..72b58f4 100644
--- a/test/Instrumentation/BoundsChecking/simple.ll
+++ b/test/Instrumentation/BoundsChecking/simple.ll
@@ -126,3 +126,20 @@ define i64 @f12(i64 %x, i64 %y) nounwind {
%4 = load i64* %3, align 8
ret i64 %4
}
+
+; PR17402
+; CHECK-LABEL: @f13
+define void @f13() nounwind {
+entry:
+ br label %alive
+
+dead:
+ ; Self-refential GEPs can occur in dead code.
+ %incdec.ptr = getelementptr inbounds i32* %incdec.ptr, i64 1
+ ; CHECK: %incdec.ptr = getelementptr inbounds i32* %incdec.ptr
+ %l = load i32* %incdec.ptr
+ br label %alive
+
+alive:
+ ret void
+}