1 // RUN: %clang_cc1 -g -fno-standalone-debug -S -emit-llvm %s -o - | FileCheck %s 2 // RUN: %clang_cc1 -g -gline-tables-only -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-GMLT %s 3 // RUN: %clang_cc1 -g -fstandalone-debug -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-NOLIMIT %s 4 5 namespace A { 6 #line 1 "foo.cpp" 7 namespace B { 8 extern int i; 9 int f1() { return 0; } 10 void f1(int) { } 11 struct foo; 12 struct bar { }; 13 typedef bar baz; 14 extern int var_decl; 15 void func_decl(void); 16 extern int var_fwd; 17 void func_fwd(void); 18 } 19 } 20 namespace A { 21 using namespace B; 22 } 23 24 using namespace A; 25 namespace E = A; 26 int B::i = f1(); 27 int func(bool b) { 28 if (b) { 29 using namespace A::B; 30 return i; 31 } 32 using namespace A; 33 using B::foo; 34 using B::bar; 35 using B::f1; 36 using B::i; 37 using B::baz; 38 namespace X = A; 39 namespace Y = X; 40 using B::var_decl; 41 using B::func_decl; 42 using B::var_fwd; 43 using B::func_fwd; 44 return i + X::B::i + Y::B::i; 45 } 46 47 namespace A { 48 using B::i; 49 namespace B { 50 int var_fwd = i; 51 } 52 } 53 void B::func_fwd() {} 54 55 // This should work even if 'i' and 'func' were declarations & not definitions, 56 // but it doesn't yet. 57 58 // CHECK: [[CU:![0-9]*]] = metadata !{metadata !"0x11\00{{.*}}\001"{{.*}}, metadata [[MODULES:![0-9]*]]} ; [ DW_TAG_compile_unit ] 59 // CHECK: [[FOO:![0-9]*]] {{.*}} ; [ DW_TAG_structure_type ] [foo] [line 5, size 0, align 0, offset 0] [decl] [from ] 60 // CHECK: [[FOOCPP:![0-9]*]] = metadata !{metadata !"foo.cpp", {{.*}} 61 // CHECK: [[NS:![0-9]*]] = metadata !{metadata !"0x39\00B\001", metadata [[FILE2:![0-9]*]], metadata [[CTXT:![0-9]*]]} ; [ DW_TAG_namespace ] [B] [line 1] 62 // CHECK: [[CTXT]] = metadata !{metadata !"0x39\00A\005", metadata [[FILE:![0-9]*]], null} ; [ DW_TAG_namespace ] [A] [line 5] 63 // CHECK: [[FILE]] {{.*}}debug-info-namespace.cpp" 64 // CHECK: [[BAR:![0-9]*]] {{.*}} ; [ DW_TAG_structure_type ] [bar] [line 6, {{.*}}] [decl] [from ] 65 // CHECK: [[F1:![0-9]*]] {{.*}} ; [ DW_TAG_subprogram ] [line 4] [def] [f1] 66 // CHECK: [[FILE2]]} ; [ DW_TAG_file_type ] [{{.*}}foo.cpp] 67 // CHECK: [[FUNC:![0-9]*]] {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [def] [func] 68 // CHECK: [[FUNC_FWD:![0-9]*]] {{.*}} [ DW_TAG_subprogram ] [line 47] [def] [func_fwd] 69 // CHECK: [[I:![0-9]*]] = metadata !{metadata !"0x34\00i\00{{.*}}", metadata [[NS]], {{.*}} ; [ DW_TAG_variable ] [i] 70 // CHECK: [[VAR_FWD:![0-9]*]] = metadata !{metadata !"0x34\00var_fwd\00{{.*}}", metadata [[NS]], {{.*}}} ; [ DW_TAG_variable ] [var_fwd] [line 44] [def] 71 72 // CHECK: [[MODULES]] = metadata !{metadata [[M1:![0-9]*]], metadata [[M2:![0-9]*]], metadata [[M3:![0-9]*]], metadata [[M4:![0-9]*]], metadata [[M5:![0-9]*]], metadata [[M6:![0-9]*]], metadata [[M7:![0-9]*]], metadata [[M8:![0-9]*]], metadata [[M9:![0-9]*]], metadata [[M10:![0-9]*]], metadata [[M11:![0-9]*]], metadata [[M12:![0-9]*]], metadata [[M13:![0-9]*]], metadata [[M14:![0-9]*]], metadata [[M15:![0-9]*]], metadata [[M16:![0-9]*]], metadata [[M17:![0-9]*]]} 73 // CHECK: [[M1]] = metadata !{metadata !"0x3a\0015\00", metadata [[CTXT]], metadata [[NS]]} ; [ DW_TAG_imported_module ] 74 // CHECK: [[M2]] = metadata !{metadata !"0x3a\00{{[0-9]+}}\00", metadata [[CU]], metadata [[CTXT]]} ; [ DW_TAG_imported_module ] 75 // CHECK: [[M3]] = metadata !{metadata !"0x8\0019\00E", metadata [[CU]], metadata [[CTXT]]} ; [ DW_TAG_imported_declaration ] 76 // CHECK: [[M4]] = metadata !{metadata !"0x3a\0023\00", metadata [[LEX2:![0-9]*]], metadata [[NS]]} ; [ DW_TAG_imported_module ] 77 // CHECK: [[LEX2]] = metadata !{metadata !"0xb\00{{[0-9]*}}\000\00{{.*}}", metadata [[FILE2]], metadata [[LEX1:![0-9]+]]} ; [ DW_TAG_lexical_block ] 78 // CHECK: [[LEX1]] = metadata !{metadata !"0xb\00{{[0-9]*}}\000\00{{.*}}", metadata [[FILE2]], metadata [[FUNC]]} ; [ DW_TAG_lexical_block ] 79 // CHECK: [[M5]] = metadata !{metadata !"0x3a\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[CTXT]]} ; [ DW_TAG_imported_module ] 80 // CHECK: [[M6]] = metadata !{metadata !"0x8\0027\00", metadata [[FUNC]], metadata [[FOO:!"_ZTSN1A1B3fooE"]]} ; [ DW_TAG_imported_declaration ] 81 // CHECK: [[M7]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[BAR:!"_ZTSN1A1B3barE"]]} ; [ DW_TAG_imported_declaration ] 82 // CHECK: [[M8]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[F1]]} ; [ DW_TAG_imported_declaration ] 83 // CHECK: [[M9]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[I]]} ; [ DW_TAG_imported_declaration ] 84 // CHECK: [[M10]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[BAZ:![0-9]*]]} ; [ DW_TAG_imported_declaration ] 85 // CHECK: [[BAZ]] = metadata !{metadata !"0x16\00baz\00{{.*}}", metadata [[FOOCPP]], metadata [[NS]], metadata !"_ZTSN1A1B3barE"} ; [ DW_TAG_typedef ] [baz] {{.*}} [from _ZTSN1A1B3barE] 86 // CHECK: [[M11]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00X", metadata [[FUNC]], metadata [[CTXT]]} ; [ DW_TAG_imported_declaration ] 87 // CHECK: [[M12]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00Y", metadata [[FUNC]], metadata [[M11]]} ; [ DW_TAG_imported_declaration ] 88 // CHECK: [[M13]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[VAR_DECL:![0-9]*]]} ; [ DW_TAG_imported_declaration ] 89 // CHECK [[VAR_DECL]] = metadata !{metadata !"0x34\00var_decl\00{{.*}}", metadata [[NS]], {{.*}}} ; [ DW_TAG_variable ] [var_decl] [line 8] 90 // CHECK: [[M14]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[FUNC_DECL:![0-9]*]]} ; [ DW_TAG_imported_declaration ] 91 // CHECK: [[FUNC_DECL]] = metadata !{metadata !"0x2e\00func_decl\00{{.*}}", metadata [[FOOCPP]], metadata [[NS]], {{.*}}} ; [ DW_TAG_subprogram ] [line 9] [scope 0] [func_decl] 92 // CHECK: [[M15]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[VAR_FWD:![0-9]*]]} ; [ DW_TAG_imported_declaration ] 93 // CHECK: [[M16]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[FUNC_FWD:![0-9]*]]} ; [ DW_TAG_imported_declaration ] 94 // CHECK: [[M17]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[CTXT]], metadata [[I]]} ; [ DW_TAG_imported_declaration ] 95 // CHECK-GMLT: [[CU:![0-9]*]] = metadata !{metadata !"0x11\00{{.*}}\002"{{.*}}, metadata [[MODULES:![0-9]*]]} ; [ DW_TAG_compile_unit ] 96 // CHECK-GMLT: [[MODULES]] = metadata !{} 97 98 // CHECK-NOLIMIT: ; [ DW_TAG_structure_type ] [bar] [line 6, {{.*}}] [def] [from ] 99 100 // REQUIRES: shell-preserves-root 101 // REQUIRES: dw2 102