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-rw-r--r--test/Transforms/GlobalOpt/load-store-global.llx14
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/load-store-global.llx b/test/Transforms/GlobalOpt/load-store-global.llx
new file mode 100644
index 0000000..2d79dd1
--- /dev/null
+++ b/test/Transforms/GlobalOpt/load-store-global.llx
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | opt -globalopt | llvm-dis | not grep G
+
+%G = internal global int 17
+
+void %foo() {
+ %V = load int* %G
+ store int %V, int* %G ;; Doesn't change the value
+ ret void
+}
+int %bar() {
+ %X = load int* %G
+ ret int %X
+}
+