; REQUIRES: object-emission ; RUN: llc -mtriple=x86_64-linux -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s ; IR generated with `clang++ -g -emit-llvm -S` from the following code: ; template class y, decltype(nullptr) n, int ...z> int func() { return 3; } ; template struct y_impl { struct nested { }; }; ; int glbl = func<3, &glbl, y_impl, nullptr, 1, 2>(); ; y_impl::nested n; ; CHECK: [[INT:0x[0-9a-f]*]]:{{ *}}DW_TAG_base_type ; CHECK-NEXT: DW_AT_name{{.*}} = "int" ; CHECK: DW_TAG_structure_type ; CHECK-NEXT: DW_AT_name{{.*}}"y_impl" ; CHECK-NOT: NULL ; CHECK: DW_TAG_template_type_parameter ; CHECK: DW_AT_name{{.*}}"func<3, &glbl, y_impl, nullptr, 1, 2>" ; CHECK-NOT: NULL ; CHECK: DW_TAG_template_value_parameter ; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INT]]} ; CHECK-NEXT: DW_AT_name{{.*}}= "x" ; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata]{{.*}}(3) ; CHECK: DW_TAG_template_value_parameter ; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INTPTR:0x[0-9a-f]*]]} ; The address of the global 'glbl', followed by DW_OP_stack_value (9f), to use ; the value immediately, rather than indirecting through the address. ; CHECK-NEXT: DW_AT_location [DW_FORM_exprloc]{{ *}}(<0xa> 03 00 00 00 00 00 00 00 00 9f ) ; CHECK-NOT: NULL ; CHECK: DW_TAG_GNU_template_template_param ; CHECK-NEXT: DW_AT_name{{.*}}= "y" ; CHECK-NEXT: DW_AT_GNU_template_name{{.*}}= "y_impl" ; CHECK-NOT: NULL ; CHECK: DW_TAG_template_value_parameter ; CHECK-NEXT: DW_AT_type{{.*}}=> {[[NULLPTR:0x[0-9a-f]*]]} ; CHECK-NEXT: DW_AT_name{{.*}}= "n" ; CHECK-NEXT: DW_AT_const_value [DW_FORM_udata]{{.*}}(0) ; CHECK: DW_TAG_GNU_template_parameter_pack ; CHECK-NOT: NULL ; CHECK: DW_TAG_template_value_parameter ; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INT]]} ; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata]{{.*}}(1) ; CHECK-NOT: NULL ; CHECK: DW_TAG_template_value_parameter ; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INT]]} ; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata]{{.*}}(2) ; CHECK: [[INTPTR]]:{{ *}}DW_TAG_pointer_type ; CHECK-NEXT: DW_AT_type{{.*}} => {[[INT]]} ; CHECK: [[NULLPTR]]:{{ *}}DW_TAG_unspecified_type ; CHECK-NEXT: DW_AT_name{{.*}}= "decltype(nullptr)" %"struct.y_impl::nested" = type { i8 } @glbl = global i32 0, align 4 @n = global %"struct.y_impl::nested" zeroinitializer, align 1 @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__sub_I_template.cpp, i8* null }] define internal void @__cxx_global_var_init() section ".text.startup" { entry: %call = call i32 @_Z4funcILi3EXadL_Z4glblEE6y_implLDn0EJLi1ELi2EEEiv(), !dbg !36 store i32 %call, i32* @glbl, align 4, !dbg !36 ret void, !dbg !36 } ; Function Attrs: nounwind uwtable define linkonce_odr i32 @_Z4funcILi3EXadL_Z4glblEE6y_implLDn0EJLi1ELi2EEEiv() #0 { entry: ret i32 3, !dbg !37 } define internal void @_GLOBAL__sub_I_template.cpp() section ".text.startup" { entry: call void @__cxx_global_var_init(), !dbg !38 ret void } attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!33, !34} !llvm.ident = !{!35} !0 = !MDCompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.6.0 (trunk 224394) (llvm/trunk 224384)", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !3, subprograms: !9, globals: !30, imports: !2) !1 = !MDFile(filename: "template.cpp", directory: "/tmp/dbginfo") !2 = !{} !3 = !{!4, !8} !4 = !MDCompositeType(tag: DW_TAG_structure_type, name: "y_impl", line: 2, size: 8, align: 8, file: !1, elements: !2, templateParams: !5, identifier: "_ZTS6y_implIiE") !5 = !{!6} !6 = !MDTemplateTypeParameter(type: !7) !7 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) !8 = !MDCompositeType(tag: DW_TAG_structure_type, name: "nested", line: 2, size: 8, align: 8, file: !1, scope: !"_ZTS6y_implIiE", elements: !2, identifier: "_ZTSN6y_implIiE6nestedE") !9 = !{!10, !14, !28} !10 = !MDSubprogram(name: "__cxx_global_var_init", line: 3, isLocal: true, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !1, scope: !11, type: !12, function: void ()* @__cxx_global_var_init, variables: !2) !11 = !MDFile(filename: "template.cpp", directory: "/tmp/dbginfo") !12 = !MDSubroutineType(types: !13) !13 = !{null} !14 = !MDSubprogram(name: "func<3, &glbl, y_impl, nullptr, 1, 2>", linkageName: "_Z4funcILi3EXadL_Z4glblEE6y_implLDn0EJLi1ELi2EEEiv", line: 1, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !1, scope: !11, type: !15, function: i32 ()* @_Z4funcILi3EXadL_Z4glblEE6y_implLDn0EJLi1ELi2EEEiv, templateParams: !17, variables: !2) !15 = !MDSubroutineType(types: !16) !16 = !{!7} !17 = !{!18, !19, !21, !22, !24} !18 = !MDTemplateValueParameter(tag: DW_TAG_template_value_parameter, name: "x", type: !7, value: i32 3) !19 = !MDTemplateValueParameter(tag: DW_TAG_template_value_parameter, type: !20, value: i32* @glbl) !20 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !7) !21 = !MDTemplateValueParameter(tag: DW_TAG_GNU_template_template_param, name: "y", type: null, value: !"y_impl") !22 = !MDTemplateValueParameter(tag: DW_TAG_template_value_parameter, name: "n", type: !23, value: i8 0) !23 = !MDBasicType(tag: DW_TAG_unspecified_type, name: "decltype(nullptr)") !24 = !MDTemplateValueParameter(tag: DW_TAG_GNU_template_parameter_pack, name: "z", type: null, value: !25) !25 = !{!26, !27} !26 = !MDTemplateValueParameter(tag: DW_TAG_template_value_parameter, type: !7, value: i32 1) !27 = !MDTemplateValueParameter(tag: DW_TAG_template_value_parameter, type: !7, value: i32 2) !28 = !MDSubprogram(name: "", linkageName: "_GLOBAL__sub_I_template.cpp", isLocal: true, isDefinition: true, flags: DIFlagArtificial, isOptimized: false, file: !1, scope: !11, type: !29, function: void ()* @_GLOBAL__sub_I_template.cpp, variables: !2) !29 = !MDSubroutineType(types: !2) !30 = !{!31, !32} !31 = !MDGlobalVariable(name: "glbl", line: 3, isLocal: false, isDefinition: true, scope: null, file: !11, type: !7, variable: i32* @glbl) !32 = !MDGlobalVariable(name: "n", line: 4, isLocal: false, isDefinition: true, scope: null, file: !11, type: !"_ZTSN6y_implIiE6nestedE", variable: %"struct.y_impl::nested"* @n) !33 = !{i32 2, !"Dwarf Version", i32 4} !34 = !{i32 2, !"Debug Info Version", i32 3} !35 = !{!"clang version 3.6.0 (trunk 224394) (llvm/trunk 224384)"} !36 = !MDLocation(line: 3, column: 12, scope: !10) !37 = !MDLocation(line: 1, column: 96, scope: !14) !38 = !MDLocation(line: 0, scope: !28)