--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clang/test/Modules/debug-info-moduleimport.m	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,32 @@
+// RUN: rm -rf %t
+// RUN: %clang_cc1 -debug-info-kind=limited -fmodules -DGREETING="Hello World" -UNDEBUG -fimplicit-module-maps -fmodules-cache-path=%t %s -I %S/Inputs -isysroot /tmp/.. -I %t -emit-llvm -o - | FileCheck %s --check-prefix=NOIMPORT
+
+// NOIMPORT-NOT: !DIImportedEntity
+// NOIMPORT-NOT: !DIModule
+
+// RUN: rm -rf %t
+// RUN: %clang_cc1 -debug-info-kind=limited -fmodules -DGREETING="Hello World" -UNDEBUG -fimplicit-module-maps -fmodules-cache-path=%t %s -I %S/Inputs -isysroot /tmp/.. -I %t -emit-llvm -debugger-tuning=lldb -o - | FileCheck %s
+
+// CHECK: ![[CU:.*]] = distinct !DICompileUnit
+// CHECK-SAME:  sysroot: "/tmp/..")
+@import DebugObjC;
+// CHECK: !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: ![[CU]],
+// CHECK-SAME:              entity: ![[MODULE:.*]], file: ![[F:[0-9]+]],
+// CHECK-SAME:              line: [[@LINE-3]])
+// CHECK: ![[MODULE]] = !DIModule(scope: null, name: "DebugObjC",
+// CHECK-SAME:  configMacros: "\22-DGREETING=Hello World\22 \22-UNDEBUG\22",
+// CHECK-SAME:  includePath: "{{.*}}test{{.*}}Modules{{.*}}Inputs"
+// CHECK: ![[F]] = !DIFile(filename: {{.*}}debug-info-moduleimport.m
+
+// RUN: %clang_cc1 -debug-info-kind=limited -fmodules -fimplicit-module-maps -fmodules-cache-path=%t \
+// RUN:   %s -I %S/Inputs -isysroot /tmp/.. -I %t -emit-llvm -o - \
+// RUN:     | FileCheck %s --check-prefix=NO-SKEL-CHECK
+// NO-SKEL-CHECK: distinct !DICompileUnit
+// NO-SKEL-CHECK-NOT: distinct !DICompileUnit
+
+// RUN: %clang_cc1 -debug-info-kind=limited -fmodules -fimplicit-module-maps -fmodules-cache-path=%t \
+// RUN:   -fmodule-format=obj -dwarf-ext-refs \
+// RUN:   %s -I %S/Inputs -isysroot /tmp/.. -I %t -emit-llvm -o - \
+// RUN:     | FileCheck %s --check-prefix=SKEL-CHECK
+// SKEL-CHECK: distinct !DICompileUnit
+// SKEL-CHECK: distinct !DICompileUnit{{.*}}dwoId