New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16791 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/GlobalConstifier/trivialstore.llx b/test/Transforms/GlobalConstifier/trivialstore.llx
new file mode 100644 (file)
index 0000000..c84d1fc
--- /dev/null
+++ b/test/Transforms/GlobalConstifier/trivialstore.llx
@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s | opt -constify | llvm-dis | not grep G
+
+%G = internal global int 17
+
+void %foo() {
+       store int 17, int* %G   ;; Doesn't change the value
+       ret void
+}
+int %bar() {
+       %X = load int* %G
+       ret int %X
+}
+
+internal void %dead() {
+       store int 123, int* %G
+       ret void
+}