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-rw-r--r--test/Transforms/GVN/2007-07-25-InfiniteLoop.ll14
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Transforms/GVN/2007-07-25-InfiniteLoop.ll b/test/Transforms/GVN/2007-07-25-InfiniteLoop.ll
new file mode 100644
index 0000000..50eaf2f
--- /dev/null
+++ b/test/Transforms/GVN/2007-07-25-InfiniteLoop.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | opt -gvn | llvm-dis
+
+ %struct.INT2 = type { i32, i32 }
+@blkshifts = external global %struct.INT2* ; <%struct.INT2**> [#uses=2]
+
+define i32 @xcompact() {
+entry:
+ store %struct.INT2* null, %struct.INT2** @blkshifts, align 4
+ br label %bb
+
+bb: ; preds = %bb, %entry
+ %tmp10 = load %struct.INT2** @blkshifts, align 4 ; <%struct.INT2*> [#uses=0]
+ br label %bb
+}