Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215

external/llvm/test/Transforms/CodeExtractor/unreachable-block.ll

@@ -0,0 +1,36 @@
+; RUN: opt -S -partial-inliner %s | FileCheck %s
+
+; CHECK-LABEL: define void @dipsy(
+; CHECK-NEXT:   call void @tinkywinky.1_ontrue()
+; CHECK-NEXT:   call void @patatuccio()
+; CHECK-NEXT:   ret void
+; CHECK-NEXT: }
+
+; CHECK-LABEL: define internal void @tinkywinky.1_ontrue() {
+; CHECK-NEXT: newFuncRoot:
+; CHECK-NEXT:   br label %ontrue
+; CHECK: onfalse{{.*}}:
+; CHECK-NEXT:   ret void
+; CHECK: ontrue:
+; CHECK-NEXT:   call void @patatino()
+; CHECK-NEXT:   br label %onfalse{{.*}}
+; CHECK-NEXT: }
+
+declare void @patatino()
+declare void @patatuccio()
+
+define fastcc void @tinkywinky() {
+  br i1 true, label %ontrue, label %onfalse
+ontrue:
+  call void @patatino()
+  br label %onfalse
+onfalse:
+  call void @patatuccio()
+  ret void
+cantreachme:
+  ret void
+}
+define void @dipsy() {
+  call fastcc void @tinkywinky()
+  ret void
+}