| # REQUIRES: x86 |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux -dwarf-version=5 %s -o %t.o |
| # RUN: not ld.lld %t.o -o %t1 2>&1 | FileCheck %s |
| |
| # Check we do not crash and able to report the source location. |
| |
| # CHECK: error: undefined symbol: foo() |
| # CHECK-NEXT: >>> referenced by test.cpp:3 |
| # CHECK-NEXT: >>> {{.*}}.o:(.text+0x1) |
| |
| # The code below is the reduced version of the output |
| # from the following invocation and source: |
| # |
| # // test.cpp: |
| # int foo(); |
| # int main() { |
| # return foo(); |
| # } |
| # |
| # clang -gdwarf-5 test.cpp -o test.s -S |
| # clang version 8.0.0 (trunk 343487) |
| |
| .text |
| .file "test.cpp" |
| .globl main |
| .type main,@function |
| main: |
| .Lfunc_begin0: |
| .file 0 "/home/path" "test.cpp" md5 0x8ed32099ab837bd13543fd3e8102739f |
| .file 1 "test.cpp" md5 0x8ed32099ab837bd13543fd3e8102739f |
| .loc 1 3 10 prologue_end |
| jmp _Z3foov |
| .Lfunc_end0: |
| |
| .Lstr_offsets_base0: |
| .section .debug_str,"MS",@progbits,1 |
| .asciz "stub" |
| |
| .section .debug_str_offsets,"",@progbits |
| .long 0 |
| |
| .section .debug_abbrev,"",@progbits |
| .byte 1 # Abbreviation Code |
| .byte 17 # DW_TAG_compile_unit |
| .byte 0 # DW_CHILDREN_yes |
| .byte 37 # DW_AT_producer |
| .byte 37 # DW_FORM_strx1 |
| .byte 19 # DW_AT_language |
| .byte 5 # DW_FORM_data2 |
| .byte 3 # DW_AT_name |
| .byte 37 # DW_FORM_strx1 |
| .byte 114 # DW_AT_str_offsets_base |
| .byte 23 # DW_FORM_sec_offset |
| .byte 16 # DW_AT_stmt_list |
| .byte 23 # DW_FORM_sec_offset |
| .byte 27 # DW_AT_comp_dir |
| .byte 37 # DW_FORM_strx1 |
| .byte 17 # DW_AT_low_pc |
| .byte 1 # DW_FORM_addr |
| .byte 18 # DW_AT_high_pc |
| .byte 6 # DW_FORM_data4 |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| |
| .byte 2 # Abbreviation Code |
| .byte 46 # DW_TAG_subprogram |
| .byte 0 # DW_CHILDREN_no |
| .byte 17 # DW_AT_low_pc |
| .byte 1 # DW_FORM_addr |
| .byte 18 # DW_AT_high_pc |
| .byte 6 # DW_FORM_data4 |
| .byte 64 # DW_AT_frame_base |
| .byte 24 # DW_FORM_exprloc |
| .byte 3 # DW_AT_name |
| .byte 37 # DW_FORM_strx1 |
| .byte 58 # DW_AT_decl_file |
| .byte 11 # DW_FORM_data1 |
| .byte 59 # DW_AT_decl_line |
| .byte 11 # DW_FORM_data1 |
| .byte 73 # DW_AT_type |
| .byte 19 # DW_FORM_ref4 |
| .byte 63 # DW_AT_external |
| .byte 25 # DW_FORM_flag_present |
| .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 37 # DW_FORM_strx1 |
| .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 61 # Length of Unit |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| |
| .byte 1 # Abbrev [1] 0xc:0x35 DW_TAG_compile_unit |
| .byte 0 # DW_AT_producer |
| .short 0 # DW_AT_language |
| .byte 0 # DW_AT_name |
| .long .Lstr_offsets_base0 # DW_AT_str_offsets_base |
| .long .Lline_table_start0 # DW_AT_stmt_list |
| .byte 0 # DW_AT_comp_dir |
| .quad .Lfunc_begin0 # DW_AT_low_pc |
| .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc |
| |
| .byte 2 # Abbrev [2] 0x26:0x16 DW_TAG_subprogram |
| .quad .Lfunc_begin0 # DW_AT_low_pc |
| .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc |
| .byte 1 # DW_AT_frame_base |
| .byte 87 |
| .byte 0 # DW_AT_name |
| .byte 1 # DW_AT_decl_file |
| .byte 2 # DW_AT_decl_line |
| .long 60 # DW_AT_type |
| # DW_AT_external |
| |
| .byte 3 # Abbrev [3] 0x3c:0x4 DW_TAG_base_type |
| .byte 0 # DW_AT_name |
| .byte 5 # DW_AT_encoding |
| .byte 4 # DW_AT_byte_size |
| .byte 0 # End Of Children Mark |
| |
| .section .debug_line,"",@progbits |
| .Lline_table_start0: |