# Test that the DWARF parser assigns the right scope to the # variable `b`, which is `local` and not `static`. # Original test case (for future reference), compiled with: # $ clang-10 -g -Og test.c -o test # $ cat test.c # volatile int a; # main() { # int b = 3; # a; # } # RUN: llvm-mc -triple=x86_64-apple-macosx10.15.0 -filetype=obj %s > %t.o # RUN: lldb-test symbols %t.o | FileCheck %s # CHECK: Variable{{.*}}, name = "b", type = {{.*}} (int), scope = local .section __TEXT,__text,regular,pure_instructions .macosx_version_min 10, 15 .file 1 "/Users/davide/work/build/bin" "a.c" .globl _main ## -- Begin function main .p2align 4, 0x90 _main: ## @main Lfunc_begin0: .loc 1 2 0 ## a.c:2:0 .cfi_startproc ## %bb.0: pushq %rbp .cfi_def_cfa_offset 16 .cfi_offset %rbp, -16 movq %rsp, %rbp .cfi_def_cfa_register %rbp Ltmp0: ##DEBUG_VALUE: b <- 3 .loc 1 5 9 prologue_end ## a.c:5:9 movl _a(%rip), %eax Ltmp1: .loc 1 7 5 ## a.c:7:5 xorl %eax, %eax popq %rbp retq Ltmp2: Lfunc_end0: .cfi_endproc ## -- End function .globl _a ## @a .zerofill __DATA,__common,_a,4,2 .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 .ascii "\202|" ## DW_AT_LLVM_sysroot .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 "\341\177" ## DW_AT_APPLE_optimized .byte 25 ## DW_FORM_flag_present .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 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 53 ## DW_TAG_volatile_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 4 ## 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 5 ## 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 6 ## DW_FORM_data4 .byte 64 ## DW_AT_frame_base .byte 24 ## DW_FORM_exprloc .byte 122 ## DW_AT_call_all_calls .byte 25 ## DW_FORM_flag_present .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 25 ## DW_FORM_flag_present .ascii "\341\177" ## DW_AT_APPLE_optimized .byte 25 ## DW_FORM_flag_present .byte 0 ## EOM(1) .byte 0 ## EOM(2) .byte 6 ## Abbreviation Code .byte 11 ## DW_TAG_lexical_block .byte 1 ## DW_CHILDREN_yes .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 7 ## Abbreviation Code .byte 52 ## DW_TAG_variable .byte 0 ## DW_CHILDREN_no .byte 28 ## DW_AT_const_value .byte 13 ## DW_FORM_sdata .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 0 ## EOM(3) .section __DWARF,__debug_info,regular,debug Lsection_info: Lcu_begin0: .set Lset0, Ldebug_info_end0-Ldebug_info_start0 ## Length of Unit .long Lset0 Ldebug_info_start0: .short 4 ## DWARF version number .set Lset1, Lsection_abbrev-Lsection_abbrev ## Offset Into Abbrev. Section .long Lset1 .byte 8 ## Address Size (in bytes) .byte 1 ## Abbrev [1] 0xb:0x79 DW_TAG_compile_unit .long 0 ## DW_AT_producer .short 12 ## DW_AT_language .long 101 ## DW_AT_name .long 105 ## DW_AT_LLVM_sysroot .set Lset2, Lline_table_start0-Lsection_line ## DW_AT_stmt_list .long Lset2 .long 107 ## DW_AT_comp_dir ## DW_AT_APPLE_optimized .quad Lfunc_begin0 ## DW_AT_low_pc .set Lset3, Lfunc_end0-Lfunc_begin0 ## DW_AT_high_pc .long Lset3 .byte 2 ## Abbrev [2] 0x2e:0x15 DW_TAG_variable .long 136 ## DW_AT_name .long 67 ## DW_AT_type ## DW_AT_external .byte 1 ## DW_AT_decl_file .byte 1 ## DW_AT_decl_line .byte 9 ## DW_AT_location .byte 3 .quad _a .byte 3 ## Abbrev [3] 0x43:0x5 DW_TAG_volatile_type .long 72 ## DW_AT_type .byte 4 ## Abbrev [4] 0x48:0x7 DW_TAG_base_type .long 138 ## DW_AT_name .byte 5 ## DW_AT_encoding .byte 4 ## DW_AT_byte_size .byte 5 ## Abbrev [5] 0x4f:0x34 DW_TAG_subprogram .quad Lfunc_begin0 ## DW_AT_low_pc .set Lset4, Lfunc_end0-Lfunc_begin0 ## DW_AT_high_pc .long Lset4 .byte 1 ## DW_AT_frame_base .byte 86 ## DW_AT_call_all_calls .long 142 ## DW_AT_name .byte 1 ## DW_AT_decl_file .byte 2 ## DW_AT_decl_line .long 72 ## DW_AT_type ## DW_AT_external ## DW_AT_APPLE_optimized .byte 6 ## Abbrev [6] 0x68:0x1a DW_TAG_lexical_block .quad Ltmp0 ## DW_AT_low_pc .set Lset5, Ltmp1-Ltmp0 ## DW_AT_high_pc .long Lset5 .byte 7 ## Abbrev [7] 0x75:0xc DW_TAG_variable .byte 3 ## DW_AT_const_value .long 147 ## DW_AT_name .byte 1 ## DW_AT_decl_file .byte 4 ## DW_AT_decl_line .long 72 ## DW_AT_type .byte 0 ## End Of Children Mark .byte 0 ## End Of Children Mark .byte 0 ## End Of Children Mark Ldebug_info_end0: .section __DWARF,__debug_str,regular,debug Linfo_string: .asciz "clang version 11.0.0 (https://github.com/llvm/llvm-project f30ebf437851d3c68fd0eee82afbc0cef7373c00)" ## string offset=0 .asciz "a.c" ## string offset=101 .asciz "/" ## string offset=105 .asciz "/Users/davide/work/build/bin" ## string offset=107 .asciz "a" ## string offset=136 .asciz "int" ## string offset=138 .asciz "main" ## string offset=142 .asciz "b" ## string offset=147 .section __DWARF,__apple_names,regular,debug Lnames_begin: .long 1212240712 ## Header Magic .short 1 ## Header Version .short 0 ## Header Hash Function .long 2 ## Header Bucket Count .long 2 ## Header Hash Count .long 12 ## Header Data Length .long 0 ## HeaderData Die Offset Base .long 1 ## HeaderData Atom Count .short 1 ## DW_ATOM_die_offset .short 6 ## DW_FORM_data4 .long 0 ## Bucket 0 .long -1 ## Bucket 1 .long 177670 ## Hash in Bucket 0 .long 2090499946 ## Hash in Bucket 0 .set Lset6, LNames0-Lnames_begin ## Offset in Bucket 0 .long Lset6 .set Lset7, LNames1-Lnames_begin ## Offset in Bucket 0 .long Lset7 LNames0: .long 136 ## a .long 1 ## Num DIEs .long 46 .long 0 LNames1: .long 142 ## main .long 1 ## Num DIEs .long 79 .long 0 .section __DWARF,__apple_objc,regular,debug Lobjc_begin: .long 1212240712 ## Header Magic .short 1 ## Header Version .short 0 ## Header Hash Function .long 1 ## Header Bucket Count .long 0 ## Header Hash Count .long 12 ## Header Data Length .long 0 ## HeaderData Die Offset Base .long 1 ## HeaderData Atom Count .short 1 ## DW_ATOM_die_offset .short 6 ## DW_FORM_data4 .long -1 ## Bucket 0 .section __DWARF,__apple_namespac,regular,debug Lnamespac_begin: .long 1212240712 ## Header Magic .short 1 ## Header Version .short 0 ## Header Hash Function .long 1 ## Header Bucket Count .long 0 ## Header Hash Count .long 12 ## Header Data Length .long 0 ## HeaderData Die Offset Base .long 1 ## HeaderData Atom Count .short 1 ## DW_ATOM_die_offset .short 6 ## DW_FORM_data4 .long -1 ## Bucket 0 .section __DWARF,__apple_types,regular,debug Ltypes_begin: .long 1212240712 ## Header Magic .short 1 ## Header Version .short 0 ## Header Hash Function .long 1 ## Header Bucket Count .long 1 ## Header Hash Count .long 20 ## Header Data Length .long 0 ## HeaderData Die Offset Base .long 3 ## HeaderData Atom Count .short 1 ## DW_ATOM_die_offset .short 6 ## DW_FORM_data4 .short 3 ## DW_ATOM_die_tag .short 5 ## DW_FORM_data2 .short 4 ## DW_ATOM_type_flags .short 11 ## DW_FORM_data1 .long 0 ## Bucket 0 .long 193495088 ## Hash in Bucket 0 .set Lset8, Ltypes0-Ltypes_begin ## Offset in Bucket 0 .long Lset8 Ltypes0: .long 138 ## int .long 1 ## Num DIEs .long 72 .short 36 .byte 0 .long 0 .subsections_via_symbols .section __DWARF,__debug_line,regular,debug Lsection_line: Lline_table_start0: