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1// REQUIRES: x862# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o3# RUN: llvm-dwarfdump %t.o | FileCheck -check-prefix=INPUT %s4# RUN: not ld.lld %t.o %t.o -o /dev/null 2>&1 | FileCheck %s5 6# INPUT: .debug_info contents:7# INPUT: DW_TAG_variable8# INPUT-NEXT: DW_AT_name ("foo")9# INPUT-NEXT: DW_AT_decl_file ("1.c")10# INPUT-NEXT: DW_AT_decl_line (1)11# INPUT-NEXT: DW_AT_type (0x00000032 "int")12# INPUT-NEXT: DW_AT_external (true)13# INPUT-NEXT: DW_AT_location (DW_OP_addr 0x0)14# INPUT: DW_TAG_variable15# INPUT-NEXT: DW_AT_name ("bar")16# INPUT-NEXT: DW_AT_decl_file ("1.c")17# INPUT-NEXT: DW_AT_decl_line (2)18# INPUT-NEXT: DW_AT_type (0x00000032 "int")19# INPUT-NEXT: DW_AT_external (true)20# INPUT-NEXT: DW_AT_location (DW_OP_addr 0x0)21 22## Check we use information from .debug_info in messages.23# CHECK: duplicate symbol: bar24# CHECK-NEXT: >>> defined at 1.c:225# CHECK-NEXT: >>> {{.*}}:(bar)26# CHECK-NEXT: >>> defined at 1.c:227# CHECK-NEXT: >>> {{.*}}:(.data+0x0)28# CHECK: duplicate symbol: foo29# CHECK-NEXT: >>> defined at 1.c:130# CHECK-NEXT: >>> {{.*}}:(foo)31# CHECK-NEXT: >>> defined at 1.c:132# CHECK-NEXT: >>> {{.*}}:(.bss+0x0)33 34## Check that stripping debug sections does not break error reporting.35# RUN: not ld.lld --strip-debug %t.o %t.o -o /dev/null 2>&1 | FileCheck %s36 37# Used reduced output from following code and gcc 7.1.038# to produce this input file:39# Source (1.c):40# int foo = 0;41# int bar = 1;42# static int zed = 3;43# Invocation: g++ -g -S 1.c44 45.data46.globl bar47.type bar, @object48.size bar, 449bar:50 .byte 051 52.bss53.globl foo54.type foo, @object55.size foo, 456foo:57 58.local zed59zed:60 61.text62.file 1 "1.c"63 64.section .debug_info,"",@progbits65 .long 0x5a # Compile Unit: length = 0x0000004b)66 .value 0x4 # version = 0x000467 .long 0 # abbr_offset = 0x068 .byte 0x8 # addr_size = 0x0869 70 .uleb128 0x1 # DW_TAG_compile_unit [1] *71 .long 0 # DW_AT_producer [DW_FORM_strp] ( .debug_str[0x00000000] = )72 .byte 0x4 # DW_AT_language [DW_FORM_data1] (DW_LANG_C_plus_plus)73 .string "1.c" # DW_AT_name [DW_FORM_string] ("1.c")74 .long 0 # DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x00000000] = )75 .long 0 # DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000)76 77 .uleb128 0x2 # DW_TAG_variable [2]78 .string "foo" # DW_AT_name [DW_FORM_string] ("foo")79 .byte 0x1 # DW_AT_decl_file [DW_FORM_data1] ("1.c")80 .byte 0x1 # DW_AT_decl_line [DW_FORM_data1] (1)81 .long 0x32 # DW_AT_type [DW_FORM_ref4] (cu + 0x0032 => {0x00000032})82 .uleb128 0x9 # DW_AT_external [DW_FORM_flag_present] (true)83 .byte 0x384 .quad foo # DW_AT_location [DW_FORM_exprloc] (DW_OP_addr 0x0)85 86 .uleb128 0x3 # DW_TAG_base_type [3]87 .byte 0x4 # DW_AT_byte_size [DW_FORM_data1] (0x04)88 .byte 0x5 # DW_AT_encoding [DW_FORM_data1] (DW_ATE_signed)89 .string "int" # DW_AT_name [DW_FORM_string] ("int")90 91 .uleb128 0x2 # DW_TAG_variable [2]92 .string "bar" # DW_AT_name [DW_FORM_string] ("bar")93 .byte 0x1 # DW_AT_decl_file [DW_FORM_data1] ("1.c")94 .byte 0x2 # DW_AT_decl_line [DW_FORM_data1] (2)95 .long 0x32 # DW_AT_type [DW_FORM_ref4] (cu + 0x0032 => {0x00000032})96 .uleb128 0x9 # DW_AT_external [DW_FORM_flag_present] (true)97 .byte 0x398 .quad bar # DW_AT_location [DW_FORM_exprloc] (DW_OP_addr 0x0)99 100 .uleb128 0x4 # DW_TAG_variable [2]101 .string "zed" # DW_AT_name [DW_FORM_string] ("zed")102 .byte 0x1 # DW_AT_decl_file [DW_FORM_data1] ("1.c")103 .byte 0x3 # DW_AT_decl_line [DW_FORM_data1] (2)104 .long 0x32 # DW_AT_type [DW_FORM_ref4] (cu + 0x0032 => {0x00000032})105 .quad zed # DW_AT_location [DW_FORM_exprloc] (DW_OP_addr 0x0)106 107 .byte 0 # END108 109 110.section .debug_abbrev,"",@progbits111 .uleb128 0x1 # Abbreviation code.112 .uleb128 0x11 # DW_TAG_compile_unit113 114 .byte 0x1 # ID115 .uleb128 0x25 # DW_AT_producer, DW_FORM_strp116 .uleb128 0xe117 .uleb128 0x13 # DW_AT_language, DW_FORM_data1118 .uleb128 0xb119 .uleb128 0x3 # DW_AT_name, DW_FORM_string120 .uleb128 0x8121 .uleb128 0x1b # DW_AT_comp_dir, DW_FORM_strp122 .uleb128 0xe123 .uleb128 0x10 # DW_AT_stmt_list, DW_FORM_sec_offset124 .uleb128 0x17125 .byte 0126 .byte 0127 128 .uleb128 0x2 # ID129 .uleb128 0x34 # DW_TAG_variable, DW_CHILDREN_no130 .byte 0131 .uleb128 0x3 # DW_AT_name, DW_FORM_string132 .uleb128 0x8133 .uleb128 0x3a # DW_AT_decl_file, DW_FORM_data1134 .uleb128 0xb135 .uleb128 0x3b # DW_AT_decl_line, DW_FORM_data1136 .uleb128 0xb137 .uleb128 0x49 # DW_AT_type, DW_FORM_ref4138 .uleb128 0x13139 .uleb128 0x3f # DW_AT_external, DW_FORM_flag_present140 .uleb128 0x19141 .uleb128 0x2 # DW_AT_location, DW_FORM_exprloc142 .uleb128 0x18143 .byte 0144 .byte 0145 146 .uleb128 0x3 # ID147 .uleb128 0x24 # DW_TAG_base_type, DW_CHILDREN_no148 .byte 0149 .uleb128 0xb # DW_AT_byte_size, DW_FORM_data1150 .uleb128 0xb151 .uleb128 0x3e # DW_AT_encoding, DW_FORM_data1152 .uleb128 0xb153 .uleb128 0x3 # DW_AT_name, DW_FORM_string154 .uleb128 0x8155 .byte 0156 .byte 0157 158 .uleb128 0x4 # ID159 .uleb128 0x34 # DW_TAG_variable, DW_CHILDREN_no160 .byte 0161 .uleb128 0x3 # DW_AT_name, DW_FORM_string162 .uleb128 0x8163 .uleb128 0x3a # DW_AT_decl_file, DW_FORM_data1164 .uleb128 0xb165 .uleb128 0x3b # DW_AT_decl_line, DW_FORM_data1166 .uleb128 0xb167 .uleb128 0x49 # DW_AT_type, DW_FORM_ref4168 .uleb128 0x13169 .uleb128 0x2 # DW_AT_location, DW_FORM_exprloc170 .uleb128 0x18171 .byte 0172 .byte 0173 174 .byte 0175