|  | ; REQUIRES: object-emission | 
|  |  | 
|  | ; RUN: %llc_dwarf -O0 -filetype=obj < %s > %t | 
|  | ; RUN: llvm-dwarfdump -v %t | FileCheck %s | 
|  |  | 
|  | ; This was pulled from clang's debug-info-template-recursive.cpp test. | 
|  | ; class base { }; | 
|  |  | 
|  | ; template <class T> class foo : public base  { | 
|  | ;   void operator=(const foo r) { } | 
|  | ; }; | 
|  |  | 
|  | ; class bar : public foo<void> { }; | 
|  | ; bar filters; | 
|  |  | 
|  | ; CHECK: DW_TAG_template_type_parameter [{{.*}}] | 
|  | ; CHECK-NEXT: DW_AT_name{{.*}}"T" | 
|  | ; CHECK-NOT: DW_AT_type | 
|  | ; CHECK: NULL | 
|  |  | 
|  | source_filename = "test/DebugInfo/Generic/template-recursive-void.ll" | 
|  |  | 
|  | %class.bar = type { i8 } | 
|  |  | 
|  | @filters = global %class.bar zeroinitializer, align 1, !dbg !0 | 
|  |  | 
|  | !llvm.dbg.cu = !{!29} | 
|  | !llvm.module.flags = !{!32, !33} | 
|  |  | 
|  | !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) | 
|  | !1 = !DIGlobalVariable(name: "filters", scope: null, file: !2, line: 10, type: !3, isLocal: false, isDefinition: true) | 
|  | !2 = !DIFile(filename: "debug-info-template-recursive.cpp", directory: "/usr/local/google/home/echristo/tmp") | 
|  | !3 = !DICompositeType(tag: DW_TAG_class_type, name: "bar", file: !2, line: 9, size: 8, align: 8, elements: !4) | 
|  | !4 = !{!5, !25} | 
|  | !5 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !3, baseType: !6) | 
|  | !6 = !DICompositeType(tag: DW_TAG_class_type, name: "foo<void>", file: !2, line: 5, size: 8, align: 8, elements: !7, templateParams: !23) | 
|  | !7 = !{!8, !15, !20} | 
|  | !8 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !6, baseType: !9) | 
|  | !9 = !DICompositeType(tag: DW_TAG_class_type, name: "base", file: !2, line: 3, size: 8, align: 8, elements: !10) | 
|  | !10 = !{!11} | 
|  | !11 = !DISubprogram(name: "base", scope: !9, file: !2, line: 3, type: !12, isLocal: false, isDefinition: false, scopeLine: 3, virtualIndex: 6, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false) | 
|  | !12 = !DISubroutineType(types: !13) | 
|  | !13 = !{null, !14} | 
|  | !14 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !9, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer) | 
|  | !15 = !DISubprogram(name: "operator=", linkageName: "_ZN3fooIvEaSES0_", scope: !6, file: !2, line: 6, type: !16, isLocal: false, isDefinition: false, scopeLine: 6, virtualIndex: 6, flags: DIFlagPrivate | DIFlagPrototyped, isOptimized: false) | 
|  | !16 = !DISubroutineType(types: !17) | 
|  | !17 = !{null, !18, !19} | 
|  | !18 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !6, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer) | 
|  | !19 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !6) | 
|  | !20 = !DISubprogram(name: "foo", scope: !6, file: !2, line: 5, type: !21, isLocal: false, isDefinition: false, scopeLine: 5, virtualIndex: 6, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false) | 
|  | !21 = !DISubroutineType(types: !22) | 
|  | !22 = !{null, !18} | 
|  | !23 = !{!24} | 
|  | !24 = !DITemplateTypeParameter(name: "T", type: null) | 
|  | !25 = !DISubprogram(name: "bar", scope: !3, file: !2, line: 9, type: !26, isLocal: false, isDefinition: false, scopeLine: 9, virtualIndex: 6, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false) | 
|  | !26 = !DISubroutineType(types: !27) | 
|  | !27 = !{null, !28} | 
|  | !28 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer) | 
|  | !29 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang version 3.4 (trunk 187958) (llvm/trunk 187964)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !30, retainedTypes: !30, globals: !31, imports: !30) | 
|  | !30 = !{} | 
|  | !31 = !{!0} | 
|  | !32 = !{i32 2, !"Dwarf Version", i32 3} | 
|  | !33 = !{i32 1, !"Debug Info Version", i32 3} | 
|  |  |