Commit testcase for r101213.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101214 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/DeadArgElim/deadexternal.ll b/test/Transforms/DeadArgElim/deadexternal.ll
new file mode 100644 (file)
index 0000000..8434178
--- /dev/null
+++ b/test/Transforms/DeadArgElim/deadexternal.ll
@@ -0,0 +1,12 @@
+; RUN: opt -deadargelim -S %s | FileCheck %s
+
+define void @test(i32) {
+  ret void
+}
+
+define void @foo() {
+  call void @test(i32 0)
+  ret void
+; CHECK: @foo
+; CHECK: i32 undef
+}