| # REQUIRES: x86 |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o |
| |
| # RUN: llvm-dwarfdump -v %t.o | FileCheck -check-prefix=INPUT %s |
| # INPUT: .debug_info contents: |
| # INPUT: DW_TAG_variable |
| # INPUT-NEXT: DW_AT_name [DW_FORM_strp] ( .debug_str[0x00000027] = "foo") |
| # INPUT-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x0033 => {0x00000033} "int") |
| # INPUT-NEXT: DW_AT_external [DW_FORM_flag_present] (true) |
| # INPUT-NEXT: DW_AT_decl_file [DW_FORM_data1] ("/home/path/test.c") |
| # INPUT-NEXT: DW_AT_decl_line [DW_FORM_data1] (1) |
| # INPUT-NEXT: DW_AT_location [DW_FORM_exprloc] (DW_OP_addr 0x0) |
| # INPUT: DW_TAG_variable |
| # INPUT-NEXT: DW_AT_name [DW_FORM_strp] ( .debug_str[0x0000002f] = "bar") |
| # INPUT-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x0033 => {0x00000033} "int") |
| # INPUT-NEXT: DW_AT_external [DW_FORM_flag_present] (true) |
| # INPUT-NEXT: DW_AT_decl_file [DW_FORM_data1] ("/home/path/test.c") |
| # INPUT-NEXT: DW_AT_decl_line [DW_FORM_data1] (2) |
| # INPUT-NEXT: DW_AT_location [DW_FORM_exprloc] (DW_OP_addr 0x0) |
| |
| ## Check we use information from .debug_info in messages. |
| # RUN: not ld.lld %t.o %t.o -o /dev/null 2>&1 | FileCheck %s |
| # CHECK: duplicate symbol: bar |
| # CHECK-NEXT: >>> defined at test.c:2 |
| # CHECK-NEXT: >>> {{.*}}:(bar) |
| # CHECK-NEXT: >>> defined at test.c:2 |
| # CHECK-NEXT: >>> {{.*}}:(.data+0x0) |
| # CHECK: duplicate symbol: foo |
| # CHECK-NEXT: >>> defined at test.c:1 |
| # CHECK-NEXT: >>> {{.*}}:(foo) |
| # CHECK-NEXT: >>> defined at test.c:1 |
| # CHECK-NEXT: >>> {{.*}}:(.bss+0x0) |
| |
| # Used reduced output from following code and clang |
| # version 6.0.0 (trunk 316661) to produce this input file: |
| # Source (test.c): |
| # int foo = 0; |
| # int bar = 1; |
| # Invocation: clang -g -S test.c |
| |
| .text |
| .file "test.c" |
| .file 1 "test.c" |
| |
| .type foo,@object |
| .bss |
| .globl foo |
| .p2align 2 |
| foo: |
| .long 0 |
| .size foo, 4 |
| |
| .type bar,@object |
| .data |
| .globl bar |
| .p2align 2 |
| bar: |
| .long 1 |
| .size bar, 4 |
| |
| .section .debug_str,"MS",@progbits,1 |
| .Linfo_string0: |
| .asciz "clang version 6.0.0" |
| .Linfo_string1: |
| .asciz "test.c" |
| .Linfo_string2: |
| .asciz "/home/path/" |
| .Linfo_string3: |
| .asciz "foo" |
| .Linfo_string4: |
| .asciz "int" |
| .Linfo_string5: |
| .asciz "bar" |
| |
| .section .debug_abbrev,"",@progbits |
| .byte 1 # Abbreviation Code |
| .byte 17 # DW_TAG_compile_unit |
| .byte 1 # DW_CHILDREN_yes |
| .byte 37 # DW_AT_producer |
| .byte 14 # DW_FORM_strp |
| .byte 19 # DW_AT_language |
| .byte 5 # DW_FORM_data2 |
| .byte 3 # DW_AT_name |
| .byte 14 # DW_FORM_strp |
| .byte 16 # DW_AT_stmt_list |
| .byte 23 # DW_FORM_sec_offset |
| .byte 27 # DW_AT_comp_dir |
| .byte 14 # DW_FORM_strp |
| .ascii "\264B" # DW_AT_GNU_pubnames |
| .byte 25 # DW_FORM_flag_present |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| |
| .byte 2 # Abbreviation Code |
| .byte 52 # DW_TAG_variable |
| .byte 0 # DW_CHILDREN_no |
| .byte 3 # DW_AT_name |
| .byte 14 # DW_FORM_strp |
| .byte 73 # DW_AT_type |
| .byte 19 # DW_FORM_ref4 |
| .byte 63 # DW_AT_external |
| .byte 25 # DW_FORM_flag_present |
| .byte 58 # DW_AT_decl_file |
| .byte 11 # DW_FORM_data1 |
| .byte 59 # DW_AT_decl_line |
| .byte 11 # DW_FORM_data1 |
| .byte 2 # DW_AT_location |
| .byte 24 # DW_FORM_exprloc |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| |
| .byte 3 # Abbreviation Code |
| .byte 36 # DW_TAG_base_type |
| .byte 0 # DW_CHILDREN_no |
| .byte 3 # DW_AT_name |
| .byte 14 # DW_FORM_strp |
| .byte 62 # DW_AT_encoding |
| .byte 11 # DW_FORM_data1 |
| .byte 11 # DW_AT_byte_size |
| .byte 11 # DW_FORM_data1 |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| .byte 0 # EOM(3) |
| |
| .section .debug_info,"",@progbits |
| .Lcu_begin0: |
| .long 76 # Length of Unit |
| .short 4 # DWARF version number |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 8 # Address Size (in bytes) |
| |
| .byte 1 # Abbrev [1] 0xb:0x45 DW_TAG_compile_unit |
| .long .Linfo_string0 # DW_AT_producer |
| .short 12 # DW_AT_language |
| .long .Linfo_string1 # DW_AT_name |
| .long 0 # DW_AT_stmt_list |
| .long .Linfo_string2 # DW_AT_comp_dir |
| |
| .byte 2 # Abbrev [2] 0x1e:0x15 DW_TAG_variable |
| .long .Linfo_string3 # DW_AT_name |
| .long 51 # DW_AT_type |
| .byte 1 # DW_AT_decl_file |
| .byte 1 # DW_AT_decl_line |
| .byte 9 # DW_AT_location |
| .byte 3 |
| .quad foo |
| |
| .byte 3 # Abbrev [3] 0x33:0x7 DW_TAG_base_type |
| .long .Linfo_string4 # DW_AT_name |
| .byte 5 # DW_AT_encoding |
| .byte 4 # DW_AT_byte_size |
| |
| .byte 2 # Abbrev [2] 0x3a:0x15 DW_TAG_variable |
| .long .Linfo_string5 # DW_AT_name |
| .long 51 # DW_AT_type |
| .byte 1 # DW_AT_decl_file |
| .byte 2 # DW_AT_decl_line |
| .byte 9 # DW_AT_location |
| .byte 3 |
| .quad bar |
| .byte 0 # End Of Children Mark |
