Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

external/llvm/test/Transforms/Inline/callgraph-update.ll

@@ -0,0 +1,36 @@
+; RUN: opt < %s -inline -loop-rotate -verify-dom-info -verify-loop-info -disable-output
+; PR3601
+declare void @solve()
+
+define internal fastcc void @read() {
+	br label %bb4
+
+bb3:
+	br label %bb4
+
+bb4:
+	call void @solve()
+	br i1 false, label %bb5, label %bb3
+
+bb5:
+	unreachable
+}
+
+define internal fastcc void @parse() {
+	call fastcc void @read()
+	ret void
+}
+
+define void @main() personality i32 (...)* @__gxx_personality_v0 {
+	invoke fastcc void @parse()
+			to label %invcont unwind label %lpad
+
+invcont:
+	unreachable
+
+lpad:
+        %exn = landingpad {i8*, i32}
+                 cleanup
+	unreachable
+}
+declare i32 @__gxx_personality_v0(...)