# Source: # struct e { # char f[16384]; # char g; # }; # e foo() { # auto E = new e; # return *E; # } # Compile with: # clang -O2 -gdwarf-2 -S a.cpp -o a2.s # RUN: llvm-mc %s -filetype obj -triple x86_64-apple-darwin -o %t.o # RUN: llvm-dwarfdump -debug-info -name g %t.o | FileCheck %s # CHECK: DW_TAG_member # CHECK: DW_AT_name ("g") # CHECK: DW_AT_data_member_location (DW_OP_plus_uconst 0x4000) .section __TEXT,__text,regular,pure_instructions .macosx_version_min 10, 14 .globl __Z3foov ## -- Begin function _Z3foov .p2align 4, 0x90 __Z3foov: ## @_Z3foov Lfunc_begin0: .file 1 "/private/tmp" "a.cpp" .loc 1 5 0 ## a.cpp:5:0 .cfi_startproc ## %bb.0: ## %entry pushq %rbp .cfi_def_cfa_offset 16 .cfi_offset %rbp, -16 movq %rsp, %rbp .cfi_def_cfa_register %rbp pushq %rbx pushq %rax .cfi_offset %rbx, -24 movq %rdi, %rbx Ltmp0: .loc 1 6 12 prologue_end ## a.cpp:6:12 movl $16385, %edi ## imm = 0x4001 callq __Znwm Ltmp1: ##DEBUG_VALUE: foo:E <- $rax .loc 1 7 10 ## a.cpp:7:10 movl $16385, %edx ## imm = 0x4001 movq %rbx, %rdi movq %rax, %rsi callq _memcpy Ltmp2: .loc 1 8 1 ## a.cpp:8:1 movq %rbx, %rax addq $8, %rsp popq %rbx popq %rbp retq Ltmp3: Lfunc_end0: .cfi_endproc ## -- End function .section __DWARF,__debug_str,regular,debug Linfo_string: .asciz "clang version 9.0.0 (git@github.com:llvm/llvm-project.git 10de39548976ae224709acdc1c337e33cf12f3c0)" ## string offset=0 .asciz "a.cpp" ## string offset=100 .asciz "/private/tmp" ## string offset=106 .asciz "foo" ## string offset=119 .asciz "_Z3foov" ## string offset=123 .asciz "e" ## string offset=131 .asciz "f" ## string offset=133 .asciz "char" ## string offset=135 .asciz "__ARRAY_SIZE_TYPE__" ## string offset=140 .asciz "g" ## string offset=160 .asciz "E" ## string offset=162 .section __DWARF,__debug_loc,regular,debug Lsection_debug_loc: Ldebug_loc0: .set Lset0, Ltmp1-Lfunc_begin0 .quad Lset0 .set Lset1, Ltmp2-Lfunc_begin0 .quad Lset1 .short 1 ## Loc expr size .byte 80 ## DW_OP_reg0 .quad 0 .quad 0 .section __DWARF,__debug_abbrev,regular,debug Lsection_abbrev: .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 6 ## DW_FORM_data4 .byte 27 ## DW_AT_comp_dir .byte 14 ## DW_FORM_strp .ascii "\264B" ## DW_AT_GNU_pubnames .byte 12 ## DW_FORM_flag .ascii "\341\177" ## DW_AT_APPLE_optimized .byte 12 ## DW_FORM_flag .byte 17 ## DW_AT_low_pc .byte 1 ## DW_FORM_addr .byte 18 ## DW_AT_high_pc .byte 1 ## DW_FORM_addr .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 2 ## Abbreviation Code .byte 46 ## DW_TAG_subprogram .byte 1 ## DW_CHILDREN_yes .byte 17 ## DW_AT_low_pc .byte 1 ## DW_FORM_addr .byte 18 ## DW_AT_high_pc .byte 1 ## DW_FORM_addr .byte 64 ## DW_AT_frame_base .byte 10 ## DW_FORM_block1 .ascii "\207@" ## DW_AT_MIPS_linkage_name .byte 14 ## DW_FORM_strp .byte 3 ## DW_AT_name .byte 14 ## DW_FORM_strp .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 12 ## DW_FORM_flag .ascii "\341\177" ## DW_AT_APPLE_optimized .byte 12 ## DW_FORM_flag .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 3 ## Abbreviation Code .byte 52 ## DW_TAG_variable .byte 0 ## DW_CHILDREN_no .byte 2 ## DW_AT_location .byte 6 ## DW_FORM_data4 .byte 3 ## DW_AT_name .byte 14 ## DW_FORM_strp .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 0 ## EOM(1) .byte 0 ## EOM(2) .byte 4 ## Abbreviation Code .byte 19 ## DW_TAG_structure_type .byte 1 ## DW_CHILDREN_yes .byte 54 ## DW_AT_calling_convention .byte 11 ## DW_FORM_data1 .byte 3 ## DW_AT_name .byte 14 ## DW_FORM_strp .byte 11 ## DW_AT_byte_size .byte 5 ## DW_FORM_data2 .byte 58 ## DW_AT_decl_file .byte 11 ## DW_FORM_data1 .byte 59 ## DW_AT_decl_line .byte 11 ## DW_FORM_data1 .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 5 ## Abbreviation Code .byte 13 ## DW_TAG_member .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 58 ## DW_AT_decl_file .byte 11 ## DW_FORM_data1 .byte 59 ## DW_AT_decl_line .byte 11 ## DW_FORM_data1 .byte 56 ## DW_AT_data_member_location .byte 10 ## DW_FORM_block1 .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 6 ## Abbreviation Code .byte 1 ## DW_TAG_array_type .byte 1 ## DW_CHILDREN_yes .byte 73 ## DW_AT_type .byte 19 ## DW_FORM_ref4 .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 7 ## Abbreviation Code .byte 33 ## DW_TAG_subrange_type .byte 0 ## DW_CHILDREN_no .byte 73 ## DW_AT_type .byte 19 ## DW_FORM_ref4 .byte 55 ## DW_AT_count .byte 5 ## DW_FORM_data2 .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 8 ## 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 9 ## Abbreviation Code .byte 36 ## DW_TAG_base_type .byte 0 ## DW_CHILDREN_no .byte 3 ## DW_AT_name .byte 14 ## DW_FORM_strp .byte 11 ## DW_AT_byte_size .byte 11 ## DW_FORM_data1 .byte 62 ## DW_AT_encoding .byte 11 ## DW_FORM_data1 .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 10 ## Abbreviation Code .byte 15 ## DW_TAG_pointer_type .byte 0 ## DW_CHILDREN_no .byte 73 ## DW_AT_type .byte 19 ## DW_FORM_ref4 .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 0 ## EOM(3) .section __DWARF,__debug_info,regular,debug Lsection_info: Lcu_begin0: .set Lset2, Ldebug_info_end0-Ldebug_info_start0 ## Length of Unit .long Lset2 Ldebug_info_start0: .short 2 ## DWARF version number .set Lset3, Lsection_abbrev-Lsection_abbrev ## Offset Into Abbrev. Section .long Lset3 .byte 8 ## Address Size (in bytes) .byte 1 ## Abbrev [1] 0xb:0xa2 DW_TAG_compile_unit .long 0 ## DW_AT_producer .short 4 ## DW_AT_language .long 100 ## DW_AT_name .set Lset4, Lline_table_start0-Lsection_line ## DW_AT_stmt_list .long Lset4 .long 106 ## DW_AT_comp_dir .byte 1 ## DW_AT_GNU_pubnames .byte 1 ## DW_AT_APPLE_optimized .quad Lfunc_begin0 ## DW_AT_low_pc .quad Lfunc_end0 ## DW_AT_high_pc .byte 2 ## Abbrev [2] 0x30:0x33 DW_TAG_subprogram .quad Lfunc_begin0 ## DW_AT_low_pc .quad Lfunc_end0 ## DW_AT_high_pc .byte 1 ## DW_AT_frame_base .byte 86 .long 123 ## DW_AT_MIPS_linkage_name .long 119 ## DW_AT_name .byte 1 ## DW_AT_decl_file .byte 5 ## DW_AT_decl_line .long 99 ## DW_AT_type .byte 1 ## DW_AT_external .byte 1 ## DW_AT_APPLE_optimized .byte 3 ## Abbrev [3] 0x53:0xf DW_TAG_variable .set Lset5, Ldebug_loc0-Lsection_debug_loc ## DW_AT_location .long Lset5 .long 162 ## DW_AT_name .byte 1 ## DW_AT_decl_file .byte 6 ## DW_AT_decl_line .long 167 ## DW_AT_type .byte 0 ## End Of Children Mark .byte 4 ## Abbrev [4] 0x63:0x29 DW_TAG_structure_type .byte 5 ## DW_AT_calling_convention .long 131 ## DW_AT_name .short 16385 ## DW_AT_byte_size .byte 1 ## DW_AT_decl_file .byte 1 ## DW_AT_decl_line .byte 5 ## Abbrev [5] 0x6d:0xe DW_TAG_member .long 133 ## DW_AT_name .long 140 ## DW_AT_type .byte 1 ## DW_AT_decl_file .byte 2 ## DW_AT_decl_line .byte 2 ## DW_AT_data_member_location .byte 35 .byte 0 .byte 5 ## Abbrev [5] 0x7b:0x10 DW_TAG_member .long 160 ## DW_AT_name .long 153 ## DW_AT_type .byte 1 ## DW_AT_decl_file .byte 3 ## DW_AT_decl_line .byte 4 ## DW_AT_data_member_location .byte 35 .ascii "\200\200\001" .byte 0 ## End Of Children Mark .byte 6 ## Abbrev [6] 0x8c:0xd DW_TAG_array_type .long 153 ## DW_AT_type .byte 7 ## Abbrev [7] 0x91:0x7 DW_TAG_subrange_type .long 160 ## DW_AT_type .short 16384 ## DW_AT_count .byte 0 ## End Of Children Mark .byte 8 ## Abbrev [8] 0x99:0x7 DW_TAG_base_type .long 135 ## DW_AT_name .byte 6 ## DW_AT_encoding .byte 1 ## DW_AT_byte_size .byte 9 ## Abbrev [9] 0xa0:0x7 DW_TAG_base_type .long 140 ## DW_AT_name .byte 8 ## DW_AT_byte_size .byte 7 ## DW_AT_encoding .byte 10 ## Abbrev [10] 0xa7:0x5 DW_TAG_pointer_type .long 99 ## DW_AT_type .byte 0 ## End Of Children Mark Ldebug_info_end0: .section __DWARF,__debug_macinfo,regular,debug Ldebug_macinfo: .byte 0 ## End Of Macro List Mark .subsections_via_symbols .section __DWARF,__debug_line,regular,debug Lsection_line: Lline_table_start0: