1# RUN: llvm-mc -triple=x86_64-pc-linux -filetype=obj %s > %t 2# RUN: not llvm-dwarfdump %t 2> %t.err | FileCheck %s 3# RUN: FileCheck %s < %t.err -check-prefix=ERR 4 5# CHECK: DW_AT_name ("x0") 6# CHECK-NEXT: DW_AT_location (0x0000000c 7# CHECK-NEXT: [0x0000000000000000, 0x0000000000000002): DW_OP_reg5 RDI 8# CHECK-NEXT: [0x0000000000000002, 0x0000000000000003): DW_OP_reg0 RAX) 9 10# CHECK: DW_AT_name ("x1") 11# CHECK-NEXT: DW_AT_location (0xdeadbeef: ) 12# ERR: error: offset 0xdeadbeef is beyond the end of data at 0x34 13 14# CHECK: DW_AT_name ("x2") 15# CHECK-NEXT: DW_AT_location (0x00000025 16# ERR: error: unexpected end of data at offset 0x34 while reading [0x34, 0xdeadbf23) 17 18 19 .type f,@function 20f: # @f 21.Lfunc_begin0: 22 movl %edi, %eax 23.Ltmp0: 24 retq 25.Ltmp1: 26.Lfunc_end0: 27 .size f, .Lfunc_end0-f 28 29 .section .debug_str,"MS",@progbits,1 30.Linfo_string0: 31 .asciz "Hand-written DWARF" 32.Linfo_string3: 33 .asciz "f" 34.Linfo_string4: 35 .asciz "int" 36.Lx0: 37 .asciz "x0" 38.Lx1: 39 .asciz "x1" 40.Lx2: 41 .asciz "x2" 42 43 .section .debug_loclists,"",@progbits 44 .long .Ldebug_loclist_table_end0-.Ldebug_loclist_table_start0 # Length 45.Ldebug_loclist_table_start0: 46 .short 5 # Version 47 .byte 8 # Address size 48 .byte 0 # Segment selector size 49 .long 0 # Offset entry count 50.Lloclists_table_base0: 51.Ldebug_loc0: 52 .byte 8 # DW_LLE_start_length 53 .quad .Lfunc_begin0-.Lfunc_begin0 # starting offset 54 .uleb128 .Ltmp0-.Lfunc_begin0 # size 55 .byte 1 # Loc expr size 56 .byte 85 # super-register DW_OP_reg5 57 .byte 8 # DW_LLE_start_length 58 .quad .Ltmp0-.Lfunc_begin0 # starting offset 59 .uleb128 .Lfunc_end0-.Ltmp0 # size 60 .byte 1 # Loc expr size 61 .byte 80 # super-register DW_OP_reg0 62 .byte 0 # DW_LLE_end_of_list 63.Ldebug_loc2: 64 .byte 8 # DW_LLE_start_length 65 .quad .Lfunc_begin0-.Lfunc_begin0 # starting offset 66 .uleb128 .Ltmp0-.Lfunc_begin0 # size 67 .uleb128 0xdeadbeef # Loc expr size 68.Ldebug_loclist_table_end0: 69 70 .section .debug_abbrev,"",@progbits 71 .byte 1 # Abbreviation Code 72 .byte 17 # DW_TAG_compile_unit 73 .byte 1 # DW_CHILDREN_yes 74 .byte 37 # DW_AT_producer 75 .byte 14 # DW_FORM_strp 76 .byte 19 # DW_AT_language 77 .byte 5 # DW_FORM_data2 78 .byte 0 # EOM(1) 79 .byte 0 # EOM(2) 80 .byte 2 # Abbreviation Code 81 .byte 46 # DW_TAG_subprogram 82 .byte 1 # DW_CHILDREN_yes 83 .byte 3 # DW_AT_name 84 .byte 14 # DW_FORM_strp 85 .byte 0 # EOM(1) 86 .byte 0 # EOM(2) 87 .byte 3 # Abbreviation Code 88 .byte 5 # DW_TAG_formal_parameter 89 .byte 0 # DW_CHILDREN_no 90 .byte 3 # DW_AT_name 91 .byte 14 # DW_FORM_strp 92 .byte 2 # DW_AT_location 93 .byte 23 # DW_FORM_sec_offset 94 .byte 0 # EOM(1) 95 .byte 0 # EOM(2) 96 .byte 4 # Abbreviation Code 97 .byte 36 # DW_TAG_base_type 98 .byte 0 # DW_CHILDREN_no 99 .byte 3 # DW_AT_name 100 .byte 14 # DW_FORM_strp 101 .byte 62 # DW_AT_encoding 102 .byte 11 # DW_FORM_data1 103 .byte 11 # DW_AT_byte_size 104 .byte 11 # DW_FORM_data1 105 .byte 0 # EOM(1) 106 .byte 0 # EOM(2) 107 .byte 0 # EOM(3) 108 109 .section .debug_info,"",@progbits 110.Lcu_begin0: 111 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 112.Ldebug_info_start0: 113 .short 5 # DWARF version number 114 .byte 1 # DWARF Unit Type 115 .byte 8 # Address Size (in bytes) 116 .long .debug_abbrev # Offset Into Abbrev. Section 117 .byte 1 # Abbrev [1] 0xb:0x50 DW_TAG_compile_unit 118 .long .Linfo_string0 # DW_AT_producer 119 .short 12 # DW_AT_language 120 .byte 2 # Abbrev [2] 0x2a:0x29 DW_TAG_subprogram 121 .long .Linfo_string3 # DW_AT_name 122 .byte 3 # Abbrev [3] DW_TAG_formal_parameter 123 .long .Lx0 # DW_AT_name 124 .long .Ldebug_loc0 # DW_AT_location 125 .byte 3 # Abbrev [3] DW_TAG_formal_parameter 126 .long .Lx1 # DW_AT_name 127 .long 0xdeadbeef # DW_AT_location 128 .byte 3 # Abbrev [3] DW_TAG_formal_parameter 129 .long .Lx2 # DW_AT_name 130 .long .Ldebug_loc2 # DW_AT_location 131 .byte 0 # End Of Children Mark 132 .byte 0 # End Of Children Mark 133.Ldebug_info_end0: 134