1 files changed, 50 insertions, 0 deletions
diff --git a/llvm/test/DebugInfo/X86/mixed-nodebug-cu.ll b/llvm/test/DebugInfo/X86/mixed-nodebug-cu.ll
new file mode 100644
index 00000000000..acf84b16abb
--- /dev/null
+++ b/llvm/test/DebugInfo/X86/mixed-nodebug-cu.ll
@@ -0,0 +1,50 @@
+; RUN: llc %s -o %t -filetype=obj
+; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
+; CHECK: DW_TAG_compile_unit
+; CHECK:   DW_TAG_subprogram
+; CHECK:     DW_AT_name{{.*}}"f"
+; CHECK-NOT: DW_TAG_compile_unit
+;
+; created from
+;   void f() {} // compile with -g
+;   void g() {} // compile with -Rpass=inline
+; and llvm-linking the result.
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.11.0"
+
+; Function Attrs: nounwind ssp uwtable
+define void @f() #0 !dbg !4 {
+entry:
+  ret void, !dbg !15
+}
+
+; Function Attrs: nounwind ssp uwtable
+define void @g() #0 !dbg !9 {
+entry:
+  ret void, !dbg !16
+}
+
+attributes #0 = { nounwind ssp uwtable }
+
+!llvm.dbg.cu = !{!0, !7}
+!llvm.ident = !{!11, !11}
+!llvm.module.flags = !{!12, !13, !14}
+
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (trunk 265328) (llvm/trunk 265330)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, subprograms: !3)
+!1 = !DIFile(filename: "test.c", directory: "/Volumes/Data/llvm")
+!2 = !{}
+!3 = !{!4}
+!4 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: false, variables: !2)
+!5 = !DISubroutineType(types: !6)
+!6 = !{null}
+!7 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (trunk 265328) (llvm/trunk 265330)", isOptimized: false, runtimeVersion: 0, emissionKind: NoDebug, enums: !2, subprograms: !8)
+!8 = !{!9}
+!9 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 1, type: !10, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: false, variables: !2)
+!10 = !DISubroutineType(types: !2)
+!11 = !{!"clang version 3.9.0 (trunk 265328) (llvm/trunk 265330)"}
+!12 = !{i32 2, !"Dwarf Version", i32 2}
+!13 = !{i32 2, !"Debug Info Version", i32 3}
+!14 = !{i32 1, !"PIC Level", i32 2}
+!15 = !DILocation(line: 1, column: 12, scope: !4)
+!16 = !DILocation(line: 1, column: 12, scope: !9)