## This test checks that lldb reads debug info from a dwp file when the dwo_id ## is in a DWARF5 CU header instead of a DW_AT_GNU_dwo_id attribute. # RUN: llvm-mc --filetype=obj --triple x86_64 %s -o %t --defsym MAIN=1 # RUN: llvm-mc --filetype=obj --triple x86_64 %s -o %t.dwp # RUN: %lldb %t -o "target variable i" -b | FileCheck %s # CHECK: (int) i = 42 .ifdef MAIN ## Main file .text .globl main # -- Begin function main main: # @main .Lfunc_begin0: pushq %rbp movq %rsp, %rbp xorl %eax, %eax popq %rbp retq .Lfunc_end0: # -- End function .data i: .long 42 # 0x2a .section .debug_abbrev,"",@progbits .byte 1 # Abbreviation Code .byte 74 # DW_TAG_skeleton_unit .byte 0 # DW_CHILDREN_no .byte 118 # DW_AT_dwo_name .byte 8 # DW_FORM_string .byte 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .byte 115 # DW_AT_addr_base .byte 23 # DW_FORM_sec_offset .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 0 # EOM(3) .section .debug_info,"",@progbits .Lcu_begin0: .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit .Ldebug_info_start0: .short 5 # DWARF version number .byte 4 # DWARF Unit Type .byte 8 # Address Size (in bytes) .long .debug_abbrev # Offset Into Abbrev. Section .quad 1026699901672188186 # dwo_id .byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit .asciz "hello.dwo" # DW_AT_dwo_name .byte 1 # DW_AT_low_pc .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc .long .Laddr_table_base0 # DW_AT_addr_base .Ldebug_info_end0: .section .debug_addr,"",@progbits .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution .Ldebug_addr_start0: .short 5 # DWARF version number .byte 8 # Address size .byte 0 # Segment selector size .Laddr_table_base0: .quad i .quad .Lfunc_begin0 .Ldebug_addr_end0: .else ## DWP file .section .debug_str_offsets.dwo,"e",@progbits .long 28 .short 5 .short 0 .section .debug_str.dwo,"eMS",@progbits,1 .Linfo_string0: .asciz "i" .Linfo_string1: .asciz "int" .Linfo_string2: .asciz "main" .Linfo_string3: .asciz "hand-tuned clang output" .Linfo_string4: .asciz "hello.c" .Linfo_string5: .asciz "hello.dwo" .section .debug_str_offsets.dwo,"e",@progbits .long .Linfo_string0-.debug_str.dwo .long .Linfo_string1-.debug_str.dwo .long .Linfo_string2-.debug_str.dwo .long .Linfo_string3-.debug_str.dwo .long .Linfo_string4-.debug_str.dwo .long .Linfo_string5-.debug_str.dwo .Lstr_offsets_end: .section .debug_info.dwo,"e",@progbits .long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit .Ldebug_info_dwo_start0: .short 5 # DWARF version number .byte 5 # DWARF Unit Type .byte 8 # Address Size (in bytes) .long 0 # Offset Into Abbrev. Section .quad 1026699901672188186 # dwo_id .byte 1 # Abbrev [1] 0x14:0x25 DW_TAG_compile_unit .byte 3 # DW_AT_producer .short 12 # DW_AT_language .byte 4 # DW_AT_name .byte 5 # DW_AT_dwo_name .byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable .byte 0 # DW_AT_name .long 37 # DW_AT_type # DW_AT_external .byte 0 # DW_AT_decl_file .byte 2 # DW_AT_decl_line .byte 2 # DW_AT_location .byte 161 .byte 0 .byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type .byte 1 # DW_AT_name .byte 5 # DW_AT_encoding .byte 4 # DW_AT_byte_size .byte 4 # Abbrev [4] 0x29:0xf DW_TAG_subprogram .byte 1 # DW_AT_low_pc .long 8 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 86 .byte 2 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 3 # DW_AT_decl_line .long 37 # DW_AT_type # DW_AT_external .byte 0 # End Of Children Mark .Ldebug_info_dwo_end0: .section .debug_abbrev.dwo,"e",@progbits .byte 1 # Abbreviation Code .byte 17 # DW_TAG_compile_unit .byte 1 # 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 118 # DW_AT_dwo_name .byte 37 # DW_FORM_strx1 .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 37 # DW_FORM_strx1 .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 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 4 # Abbreviation Code .byte 46 # DW_TAG_subprogram .byte 0 # DW_CHILDREN_no .byte 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .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 0 # EOM(3) .Ldebug_abbrev_end: .section .debug_cu_index,"",@progbits .short 5 # DWARF version number .short 0 # Reserved .long 3 # Section count .long 1 # Unit count .long 2 # Slot count .quad 1026699901672188186, 0 # Hash table .long 1, 0 # Index table ## Table header .long 1 # DW_SECT_INFO .long 3 # DW_SECT_ABBREV .long 6 # DW_SECT_STR_OFFSETS ## Offsets .long 0 # offset into .debug_info.dwo .long 0 # offset into .debug_abbrev.dwo .long 0 # offset into .debug_str_offsets.dwo ## Sizes .long .Ldebug_info_dwo_end0 - .debug_info.dwo .long .Ldebug_abbrev_end - .debug_abbrev.dwo .long .Lstr_offsets_end - .debug_str_offsets.dwo .endif