New testcase that Brian provided which crashes the inliner

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12969 91177308-0d34-0410-b5e6-96231b3b80d8

test/Transforms/Inline/2004-04-15-InlineDeletesCall.ll

@@ -0,0 +1,21 @@
+; RUN: llvm-as < %s | opt -inline -disable-output
+
+; Inlining the first call caused the inliner function to delete the second
+; call.  Then the inliner tries to inline the second call, which no longer
+; exists.
+
+implementation
+
+internal void %Callee1() {
+	unwind
+}
+
+void %Callee2() {
+	ret void
+}
+
+void %caller() {
+	call void %Callee1()
+	call void %Callee2()
+	ret void
+}