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|
# REQUIRES: x86
# RUN: llvm-mc -triple=x86_64-pc-linux -filetype=obj %s > %t
# RUN: lldb-test symbols %t &> %t.txt
# RUN: cat %t.txt | FileCheck %s
# Tests that error is printed correctly when DW_AT_low_pc value is
# greater then a range entry.
# CHECK: 0x0000006e: adding range [0x0000000000000000-0x000000000000001f)
# CHECK-SAME: which has a base that is less than the function's low PC 0x0000000000000021.
# CHECK-SAME: Please file a bug and attach the file at the start of this error message
# Test was manually modified to change DW_TAG_lexical_block
# to use DW_AT_ranges, and value lower then DW_AT_low_pc value
# in DW_TAG_subprogram
# static int foo(bool b) {
# if (b) {
# int food = 1;
# return food;
# }
# return 0;
# }
# int main() {
# return foo(true);
# }
.text
.file "main.cpp"
.section .text.main,"ax",@progbits
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin0:
.file 1 "base-lower-then-range-entry" "main.cpp"
.loc 1 8 0 # main.cpp:8:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
subq $16, %rsp
movl $0, -4(%rbp)
.Ltmp0:
.loc 1 9 10 prologue_end # main.cpp:9:10
movl $1, %edi
callq _ZL3foob
.loc 1 9 3 epilogue_begin is_stmt 0 # main.cpp:9:3
addq $16, %rsp
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size main, .Lfunc_end0-main
.cfi_endproc
# -- End function
.section .text._ZL3foob,"ax",@progbits
.p2align 4, 0x90 # -- Begin function _ZL3foob
.type _ZL3foob,@function
_ZL3foob: # @_ZL3foob
.Lfunc_begin1:
.loc 1 1 0 is_stmt 1 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movb %dil, %al
andb $1, %al
movb %al, -5(%rbp)
.Ltmp2:
.loc 1 2 7 prologue_end # main.cpp:2:7
testb $1, -5(%rbp)
je .LBB1_2
# %bb.1: # %if.then
.Ltmp3:
.loc 1 3 8 # main.cpp:3:8
movl $1, -12(%rbp)
.loc 1 4 12 # main.cpp:4:12
movl -12(%rbp), %eax
.loc 1 4 5 is_stmt 0 # main.cpp:4:5
movl %eax, -4(%rbp)
jmp .LBB1_3
.Ltmp4:
.LBB1_2: # %if.end
.loc 1 6 3 is_stmt 1 # main.cpp:6:3
movl $0, -4(%rbp)
.LBB1_3: # %return
.loc 1 7 1 # main.cpp:7:1
movl -4(%rbp), %eax
.loc 1 7 1 epilogue_begin is_stmt 0 # main.cpp:7:1
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp5:
.Lfunc_end1:
.size _ZL3foob, .Lfunc_end1-_ZL3foob
.cfi_endproc
# -- End function
.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
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 85 # DW_AT_ranges
.byte 23 # DW_FORM_sec_offset
.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 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
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # 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 110 # DW_AT_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 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.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 5 # Abbreviation Code
.byte 11 # DW_TAG_lexical_block
.byte 1 # DW_CHILDREN_yes
.byte 85 # DW_AT_ranges <------ Manually modified. Replaced low_pc/high)_pc with rangres.
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.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 7 # 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 .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 4 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x8f DW_TAG_compile_unit
.long .Linfo_string0 # DW_AT_producer
.short 33 # DW_AT_language
.long .Linfo_string1 # DW_AT_name
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Linfo_string2 # DW_AT_comp_dir
.quad 0 # DW_AT_low_pc
.long .Ldebug_ranges0 # DW_AT_ranges
.byte 2 # Abbrev [2] 0x2a:0x19 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 86
.long .Linfo_string3 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.long 138 # DW_AT_type
# DW_AT_external
.byte 3 # Abbrev [3] 0x43:0x48 DW_TAG_subprogram
.quad .Lfunc_begin1 + 1 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.long .Linfo_string5 # DW_AT_linkage_name
.long .Linfo_string6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 138 # DW_AT_type
.byte 4 # Abbrev [4] 0x60:0xe DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 123
.long .Linfo_string7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 138 # DW_AT_type
.byte 5 # Abbrev [5] 0x6e:0x1c DW_TAG_lexical_block
.long .Ldebug_ranges0 # DW_AT_ranges <-- Manually modified replaced low_pc/high_pc to rangres.
.byte 6 # Abbrev [6] 0x7b:0xe DW_TAG_variable
.byte 2 # DW_AT_location
.byte 145
.byte 116
.long .Linfo_string9 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 3 # DW_AT_decl_line
.long 138 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.byte 7 # Abbrev [7] 0x8b:0x7 DW_TAG_base_type
.long .Linfo_string4 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 7 # Abbrev [7] 0x92:0x7 DW_TAG_base_type
.long .Linfo_string8 # DW_AT_name
.byte 2 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_end0:
.section .debug_ranges,"",@progbits
.Ldebug_ranges0:
.quad .Lfunc_begin0
.quad .Lfunc_end0
.quad .Lfunc_begin1
.quad .Lfunc_end1
.quad 0
.quad 0
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 17.0.0 (https://github.com/llvm/llvm-project.git 73027ae39b1492e5b6033358a13b86d7d1e781ae)" # string offset=0
.Linfo_string1:
.asciz "main.cpp" # string offset=105
.Linfo_string2:
.asciz "base-lower-then-range-entry" # string offset=114
.Linfo_string3:
.asciz "main" # string offset=179
.Linfo_string4:
.asciz "int" # string offset=184
.Linfo_string5:
.asciz "_ZL3foob" # string offset=188
.Linfo_string6:
.asciz "foo" # string offset=197
.Linfo_string7:
.asciz "b" # string offset=201
.Linfo_string8:
.asciz "bool" # string offset=203
.Linfo_string9:
.asciz "food" # string offset=208
.ident "clang version 17.0.0 (https://github.com/llvm/llvm-project.git 73027ae39b1492e5b6033358a13b86d7d1e781ae)"
.section ".note.GNU-stack","",@progbits
.addrsig
.addrsig_sym _ZL3foob
.section .debug_line,"",@progbits
.Lline_table_start0:
|
