--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clang/test/CodeGenCXX/debug-info-inheriting-constructor.cpp	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,25 @@
+// RUN: %clang_cc1 -debug-info-kind=standalone -std=c++11 -triple x86_64-darwin -emit-llvm -o - %s | FileCheck %s
+
+struct A {
+  A(int, ...);
+};
+struct B : A {
+  using A::A;
+};
+
+A::A(int i, ...) {}
+// CHECK: define void @{{.*}}foo
+// CHECK-NOT: ret void
+// CHECK: call void @llvm.dbg.declare
+// CHECK-NOT: ret void
+// CHECK: call void @llvm.dbg.declare(metadata %{{.*}}** %{{[^,]+}},
+// CHECK-SAME: metadata ![[THIS:[0-9]+]], metadata !DIExpression()), !dbg ![[LOC:[0-9]+]]
+// CHECK: ret void, !dbg ![[NOINL:[0-9]+]]
+// CHECK: ![[FOO:.*]] = distinct !DISubprogram(name: "foo"
+// CHECK-DAG: ![[A:.*]] = distinct !DISubprogram(name: "A", linkageName: "_ZN1BCI11AEiz"
+void foo() {
+// CHECK-DAG: ![[LOC]] = !DILocation(line: 0, scope: ![[A]], inlinedAt: ![[INL:[0-9]+]])
+// CHECK-DAG: ![[INL]] = !DILocation(line: [[@LINE+1]], scope: ![[FOO]])
+  B b(0);
+// CHECK: ![[NOINL]] = !DILocation(line: [[@LINE+1]], scope: !{{[0-9]+}})
+}