new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17678 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/IPConstantProp/deadarg.ll b/test/Transforms/IPConstantProp/deadarg.ll
new file mode 100644 (file)
index 0000000..e28796a
--- /dev/null
+++ b/test/Transforms/IPConstantProp/deadarg.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-as < %s | opt -ipconstprop -disable-output
+implementation
+
+internal void %foo(int %X) {
+       call void %foo(int %X)
+       ret void
+}