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-rw-r--r--test/Analysis/DSGraph/2003-07-16-ConstantExprCollapse.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Analysis/DSGraph/2003-07-16-ConstantExprCollapse.ll b/test/Analysis/DSGraph/2003-07-16-ConstantExprCollapse.ll
new file mode 100644
index 0000000000..54e640af2c
--- /dev/null
+++ b/test/Analysis/DSGraph/2003-07-16-ConstantExprCollapse.ll
@@ -0,0 +1,15 @@
+; This should cause the global node to collapse!!
+;
+; RUN: analyze %s -datastructure-gc --dsgc-check-flags=test:GAU
+
+%Tree = type { int, %Tree*, %Tree* }
+%T5 = external global %Tree
+
+implementation ; Functions:
+
+void %makeMore(%Tree** %X) {
+ store %Tree* cast (long add (long cast (%Tree* %T5 to long), long 5) to %Tree*), %Tree** %X
+ %test = load %Tree** %X
+ ret void
+}
+