|  | ; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj -O0 | 
|  | ; RUN: llvm-dwarfdump -debug-info %t | FileCheck %s | 
|  |  | 
|  | ; CHECK: DW_TAG_rvalue_reference_type | 
|  |  | 
|  | @.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1 | 
|  |  | 
|  | define void @_Z3fooOi(i32* %i) uwtable ssp !dbg !5 { | 
|  | entry: | 
|  | %i.addr = alloca i32*, align 8 | 
|  | store i32* %i, i32** %i.addr, align 8 | 
|  | call void @llvm.dbg.declare(metadata i32** %i.addr, metadata !11, metadata !DIExpression()), !dbg !12 | 
|  | %0 = load i32*, i32** %i.addr, align 8, !dbg !13 | 
|  | %1 = load i32, i32* %0, align 4, !dbg !13 | 
|  | %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %1), !dbg !13 | 
|  | ret void, !dbg !15 | 
|  | } | 
|  |  | 
|  | declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone | 
|  |  | 
|  | declare i32 @printf(i8*, ...) | 
|  |  | 
|  | !llvm.dbg.cu = !{!0} | 
|  | !llvm.module.flags = !{!17} | 
|  |  | 
|  | !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.2 (trunk 157054) (llvm/trunk 157060)", isOptimized: false, emissionKind: FullDebug, file: !16, enums: !1, retainedTypes: !1, globals: !1, imports:  !1) | 
|  | !1 = !{} | 
|  | !5 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooOi", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 5, file: !16, scope: !6, type: !7, retainedNodes: !1) | 
|  | !6 = !DIFile(filename: "foo.cpp", directory: "/Users/echristo/tmp") | 
|  | !7 = !DISubroutineType(types: !8) | 
|  | !8 = !{null, !9} | 
|  | !9 = !DIDerivedType(tag: DW_TAG_rvalue_reference_type, size: 64, align: 64, baseType: !10) | 
|  | !10 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) | 
|  | !11 = !DILocalVariable(name: "i", line: 4, arg: 1, scope: !5, file: !6, type: !9) | 
|  | !12 = !DILocation(line: 4, column: 17, scope: !5) | 
|  | !13 = !DILocation(line: 6, column: 3, scope: !14) | 
|  | !14 = distinct !DILexicalBlock(line: 5, column: 1, file: !16, scope: !5) | 
|  | !15 = !DILocation(line: 7, column: 1, scope: !14) | 
|  | !16 = !DIFile(filename: "foo.cpp", directory: "/Users/echristo/tmp") | 
|  | !17 = !{i32 1, !"Debug Info Version", i32 3} |