1 ; RUN: llc -filetype=obj %s -o - | llvm-dwarfdump - | FileCheck %s 2 3 ; CHECK: .debug_info contents: 4 ; CHECK-NEXT: 0x00000000: Compile Unit: length = 0x00000066 version = 0x0004 abbr_offset = 0x0000 addr_size = 0x04 (next unit at 0x0000006a) 5 6 ; CHECK: 0x0000000b: DW_TAG_compile_unit 7 ; CHECK-NEXT: DW_AT_producer ("clang version 6.0.0 (trunk 315924) (llvm/trunk 315960)") 8 ; CHECK-NEXT: DW_AT_language (DW_LANG_C99) 9 ; CHECK-NEXT: DW_AT_name ("test.c") 10 ; CHECK-NEXT: DW_AT_stmt_list (0x00000000) 11 ; CHECK-NEXT: DW_AT_comp_dir ("/usr/local/google/home/sbc/dev/wasm/simple") 12 ; CHECK-NEXT: DW_AT_GNU_pubnames (true) 13 ; CHECK-NEXT: DW_AT_low_pc (0x0000000000000002) 14 ; CHECK-NEXT: DW_AT_high_pc (0x0000000000000004) 15 16 ; CHECK: 0x00000026: DW_TAG_variable 17 ; CHECK-NEXT: DW_AT_name ("foo") 18 ; CHECK-NEXT: DW_AT_type (0x00000037 "int*") 19 ; CHECK-NEXT: DW_AT_external (true) 20 ; CHECK-NEXT: DW_AT_decl_file ("/usr/local/google/home/sbc/dev/wasm/simple{{[/\\]}}test.c") 21 ; CHECK-NEXT: DW_AT_decl_line (4) 22 ; CHECK-NEXT: DW_AT_location (DW_OP_addr 0x0) 23 24 ; CHECK: 0x00000037: DW_TAG_pointer_type 25 ; CHECK-NEXT: DW_AT_type (0x0000003c "int") 26 27 ; CHECK: 0x0000003c: DW_TAG_base_type 28 ; CHECK-NEXT: DW_AT_name ("int") 29 ; CHECK-NEXT: DW_AT_encoding (DW_ATE_signed) 30 ; CHECK-NEXT: DW_AT_byte_size (0x04) 31 32 ; CHECK: 0x00000043: DW_TAG_variable 33 ; CHECK-NEXT: DW_AT_name ("ptr2") 34 ; CHECK-NEXT: DW_AT_type (0x00000054 "subroutine *") 35 ; CHECK-NEXT: DW_AT_external (true) 36 ; CHECK-NEXT: DW_AT_decl_file ("/usr/local/google/home/sbc/dev/wasm/simple{{[/\\]}}test.c") 37 ; CHECK-NEXT: DW_AT_decl_line (5) 38 ; CHECK-NEXT: DW_AT_location (DW_OP_addr 0x4) 39 40 ; CHECK: 0x00000054: DW_TAG_pointer_type 41 ; CHECK-NEXT: DW_AT_type (0x00000059 "subroutine ") 42 43 ; CHECK: 0x00000059: DW_TAG_subroutine_type 44 ; CHECK-NEXT: DW_AT_prototyped (true) 45 46 ; CHECK: 0x0000005a: DW_TAG_subprogram 47 ; CHECK-NEXT: DW_AT_low_pc (0x0000000000000002) 48 ; CHECK-NEXT: DW_AT_high_pc (0x0000000000000004) 49 ; CHECK-NEXT: DW_AT_name ("f2") 50 ; CHECK-NEXT: DW_AT_decl_file ("/usr/local/google/home/sbc/dev/wasm/simple{{[/\\]}}test.c") 51 ; CHECK-NEXT: DW_AT_decl_line (2) 52 ; CHECK-NEXT: DW_AT_prototyped (true) 53 ; CHECK-NEXT: DW_AT_external (true) 54 55 ; CHECK: 0x00000069: NULL 56 57 target triple = "wasm32-unknown-unknown" 58 59 source_filename = "test.c" 60 61 @myextern = external global i32, align 4 62 @foo = hidden global i32* @myextern, align 4, !dbg !0 63 @ptr2 = hidden global void ()* @f2, align 4, !dbg !6 64 65 ; Function Attrs: noinline nounwind optnone 66 define hidden void @f2() #0 !dbg !17 { 67 entry: 68 ret void, !dbg !18 69 } 70 71 attributes #0 = { noinline nounwind optnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="generic" "unsafe-fp-math"="false" "use-soft-float"="false" } 72 73 !llvm.dbg.cu = !{!2} 74 !llvm.module.flags = !{!13, !14, !15} 75 !llvm.ident = !{!16} 76 77 !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 78 !1 = distinct !DIGlobalVariable(name: "foo", scope: !2, file: !3, line: 4, type: !11, isLocal: false, isDefinition: true) 79 !2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 6.0.0 (trunk 315924) (llvm/trunk 315960)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5) 80 !3 = !DIFile(filename: "test.c", directory: "/usr/local/google/home/sbc/dev/wasm/simple") 81 !4 = !{} 82 !5 = !{!0, !6} 83 !6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression()) 84 !7 = distinct !DIGlobalVariable(name: "ptr2", scope: !2, file: !3, line: 5, type: !8, isLocal: false, isDefinition: true) 85 !8 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !9, size: 32) 86 !9 = !DISubroutineType(types: !10) 87 !10 = !{null} 88 !11 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !12, size: 32) 89 !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 90 !13 = !{i32 2, !"Dwarf Version", i32 4} 91 !14 = !{i32 2, !"Debug Info Version", i32 3} 92 !15 = !{i32 1, !"wchar_size", i32 4} 93 !16 = !{!"clang version 6.0.0 (trunk 315924) (llvm/trunk 315960)"} 94 !17 = distinct !DISubprogram(name: "f2", scope: !3, file: !3, line: 2, type: !9, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4) 95 !18 = !DILocation(line: 2, column: 16, scope: !17) 96
