[Lldb-commits] [lldb] 130167e - [LLDB] Handle DIE with DW_AT_low_pc and empty ranges
Alexander Yermolovich via lldb-commits
lldb-commits at lists.llvm.org
Wed Jun 22 10:54:52 PDT 2022
Author: Alexander Yermolovich
Date: 2022-06-22T10:54:25-07:00
New Revision: 130167ed1effa36aa56c83c4293e732e5163d993
URL: https://github.com/llvm/llvm-project/commit/130167ed1effa36aa56c83c4293e732e5163d993
DIFF: https://github.com/llvm/llvm-project/commit/130167ed1effa36aa56c83c4293e732e5163d993.diff
LOG: [LLDB] Handle DIE with DW_AT_low_pc and empty ranges
The case comes out of how BOLT handles transformation of
DW_AT_low_pc/DW_AT_high_pc into DW_AT_low_pc/DW_AT_high_pc
with latter being 0.
Reviewed By: clayborg
Differential Revision: https://reviews.llvm.org/D127889
Added:
lldb/test/Shell/Commands/Inputs/dwarf4-low-pc-ranges-inlining.s
lldb/test/Shell/Commands/Inputs/dwarf5-low-pc-ranges-inlining.s
lldb/test/Shell/Commands/dwarf4-low-pc-ranges-inlining.test
lldb/test/Shell/Commands/dwarf5-low-pc-ranges-inlining.test
Modified:
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
Removed:
################################################################################
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
index c0bf13e0281d3..7be67f83add3d 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
@@ -1279,6 +1279,8 @@ size_t SymbolFileDWARF::ParseBlocksRecursive(
const size_t num_ranges = ranges.GetSize();
for (size_t i = 0; i < num_ranges; ++i) {
const DWARFRangeList::Entry &range = ranges.GetEntryRef(i);
+ if (range.GetByteSize() == 0)
+ continue;
const addr_t range_base = range.GetRangeBase();
if (range_base >= subprogram_low_pc)
block->AddRange(Block::Range(range_base - subprogram_low_pc,
diff --git a/lldb/test/Shell/Commands/Inputs/dwarf4-low-pc-ranges-inlining.s b/lldb/test/Shell/Commands/Inputs/dwarf4-low-pc-ranges-inlining.s
new file mode 100644
index 0000000000000..458e26250b429
--- /dev/null
+++ b/lldb/test/Shell/Commands/Inputs/dwarf4-low-pc-ranges-inlining.s
@@ -0,0 +1,369 @@
+
+# Manually modified to have DW_AT_ranges point to end list.
+# int helper(int i) {
+# return ++i;
+# }
+#
+# int main(int argc, char *argv[]) {
+# return helper(argc);
+# }
+
+# Manually modified DW_TAG_inlined_subroutine to have DW_AT_low_pc with value 0,
+# and DW_AT_ranges to point to end ranges list.
+
+ .text
+ .file "main.cpp"
+ .section .text._Z6helperi,"ax", at progbits
+ .globl _Z6helperi # -- Begin function _Z6helperi
+ .p2align 4, 0x90
+ .type _Z6helperi, at function
+_Z6helperi: # @_Z6helperi
+.Lfunc_begin0:
+ .file 1 "/home/test" "main.cpp"
+ .loc 1 1 0 # main.cpp:1:0
+ .cfi_startproc
+# %bb.0: # %entry
+ #DEBUG_VALUE: helper:i <- $edi
+ # kill: def $edi killed $edi def $rdi
+ .loc 1 2 10 prologue_end # main.cpp:2:10
+ leal 1(%rdi), %eax
+.Ltmp0:
+ #DEBUG_VALUE: helper:i <- $eax
+ .loc 1 2 3 is_stmt 0 # main.cpp:2:3
+ retq
+.Ltmp1:
+.Lfunc_end0:
+ .size _Z6helperi, .Lfunc_end0-_Z6helperi
+ .cfi_endproc
+ # -- End function
+ .section .text.main,"ax", at progbits
+ .globl main # -- Begin function main
+ .p2align 4, 0x90
+ .type main, at function
+main: # @main
+.Lfunc_begin1:
+ .loc 1 5 0 is_stmt 1 # main.cpp:5:0
+ .cfi_startproc
+# %bb.0: # %entry
+ #DEBUG_VALUE: main:argc <- $edi
+ #DEBUG_VALUE: main:argv <- $rsi
+ #DEBUG_VALUE: helper:i <- $edi
+ # kill: def $edi killed $edi def $rdi
+ .loc 1 2 10 prologue_end # main.cpp:2:10
+ leal 1(%rdi), %eax
+.Ltmp2:
+ #DEBUG_VALUE: helper:i <- $eax
+ .loc 1 6 3 # main.cpp:6:3
+ retq
+.Ltmp3:
+.Lfunc_end1:
+ .size main, .Lfunc_end1-main
+ .cfi_endproc
+ # -- End function
+ .section .debug_loc,"", at progbits
+.Ldebug_loc0:
+ .quad -1
+ .quad .Lfunc_begin0 # base address
+ .quad .Lfunc_begin0-.Lfunc_begin0
+ .quad .Ltmp0-.Lfunc_begin0
+ .short 1 # Loc expr size
+ .byte 85 # super-register DW_OP_reg5
+ .quad .Ltmp0-.Lfunc_begin0
+ .quad .Lfunc_end0-.Lfunc_begin0
+ .short 1 # Loc expr size
+ .byte 80 # super-register DW_OP_reg0
+ .quad 0
+ .quad 0
+.Ldebug_loc1:
+ .quad -1
+ .quad .Lfunc_begin1 # base address
+ .quad .Lfunc_begin1-.Lfunc_begin1
+ .quad .Ltmp2-.Lfunc_begin1
+ .short 1 # Loc expr size
+ .byte 85 # super-register DW_OP_reg5
+ .quad .Ltmp2-.Lfunc_begin1
+ .quad .Lfunc_end1-.Lfunc_begin1
+ .short 1 # Loc expr size
+ .byte 80 # super-register DW_OP_reg0
+ .quad 0
+ .quad 0
+ .section .debug_abbrev,"", at 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 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
+ .ascii "\227B" # DW_AT_GNU_all_call_sites
+ .byte 25 # DW_FORM_flag_present
+ .byte 49 # DW_AT_abstract_origin
+ .byte 19 # DW_FORM_ref4
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 3 # Abbreviation Code
+ .byte 5 # DW_TAG_formal_parameter
+ .byte 0 # DW_CHILDREN_no
+ .byte 2 # DW_AT_location
+ .byte 23 # DW_FORM_sec_offset
+ .byte 49 # DW_AT_abstract_origin
+ .byte 19 # DW_FORM_ref4
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 4 # Abbreviation Code
+ .byte 46 # DW_TAG_subprogram
+ .byte 1 # DW_CHILDREN_yes
+ .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 63 # DW_AT_external
+ .byte 25 # DW_FORM_flag_present
+ .byte 32 # DW_AT_inline
+ .byte 11 # DW_FORM_data1
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 5 # Abbreviation Code
+ .byte 5 # DW_TAG_formal_parameter
+ .byte 0 # DW_CHILDREN_no
+ .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 6 # 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 7 # 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
+ .ascii "\227B" # DW_AT_GNU_all_call_sites
+ .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
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 8 # 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 9 # Abbreviation Code
+ .byte 29 # DW_TAG_inlined_subroutine
+ .byte 1 # DW_CHILDREN_yes
+ .byte 49 # DW_AT_abstract_origin
+ .byte 19 # DW_FORM_ref4
+ .byte 17 # DW_AT_low_pc
+ .byte 1 # DW_FORM_addr
+ .byte 85 # DW_AT_ranges
+ .byte 23 # DW_FORM_sec_offset
+ .byte 88 # DW_AT_call_file
+ .byte 11 # DW_FORM_data1
+ .byte 89 # DW_AT_call_line
+ .byte 11 # DW_FORM_data1
+ .byte 87 # DW_AT_call_column
+ .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 .debug_info,"", at 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:0xc3 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:0x1d 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
+ # DW_AT_GNU_all_call_sites
+ .long 71 # DW_AT_abstract_origin
+ .byte 3 # Abbrev [3] 0x3d:0x9 DW_TAG_formal_parameter
+ .long .Ldebug_loc0 # DW_AT_location
+ .long 87 # DW_AT_abstract_origin
+ .byte 0 # End Of Children Mark
+ .byte 4 # Abbrev [4] 0x47:0x1c DW_TAG_subprogram
+ .long .Linfo_string3 # DW_AT_linkage_name
+ .long .Linfo_string4 # DW_AT_name
+ .byte 1 # DW_AT_decl_file
+ .byte 1 # DW_AT_decl_line
+ .long 99 # DW_AT_type
+ # DW_AT_external
+ .byte 1 # DW_AT_inline
+ .byte 5 # Abbrev [5] 0x57:0xb DW_TAG_formal_parameter
+ .long .Linfo_string6 # DW_AT_name
+ .byte 1 # DW_AT_decl_file
+ .byte 1 # DW_AT_decl_line
+ .long 99 # DW_AT_type
+ .byte 0 # End Of Children Mark
+ .byte 6 # Abbrev [6] 0x63:0x7 DW_TAG_base_type
+ .long .Linfo_string5 # DW_AT_name
+ .byte 5 # DW_AT_encoding
+ .byte 4 # DW_AT_byte_size
+ .byte 7 # Abbrev [7] 0x6a:0x52 DW_TAG_subprogram
+ .quad .Lfunc_begin1 # DW_AT_low_pc
+ .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
+ .byte 1 # DW_AT_frame_base
+ .byte 87
+ # DW_AT_GNU_all_call_sites
+ .long .Linfo_string7 # DW_AT_name
+ .byte 1 # DW_AT_decl_file
+ .byte 5 # DW_AT_decl_line
+ .long 99 # DW_AT_type
+ # DW_AT_external
+ .byte 8 # Abbrev [8] 0x83:0xd DW_TAG_formal_parameter
+ .byte 1 # DW_AT_location
+ .byte 85
+ .long .Linfo_string8 # DW_AT_name
+ .byte 1 # DW_AT_decl_file
+ .byte 5 # DW_AT_decl_line
+ .long 99 # DW_AT_type
+ .byte 8 # Abbrev [8] 0x90:0xd DW_TAG_formal_parameter
+ .byte 1 # DW_AT_location
+ .byte 84
+ .long .Linfo_string9 # DW_AT_name
+ .byte 1 # DW_AT_decl_file
+ .byte 5 # DW_AT_decl_line
+ .long 188 # DW_AT_type
+ .byte 9 # Abbrev [9] 0x9d:0x1e DW_TAG_inlined_subroutine
+ .long 71 # DW_AT_abstract_origin
+ .quad 0 # DW_AT_low_pc
+ .long .Ldebug_ranges1 # DW_AT_ranges
+ .byte 1 # DW_AT_call_file
+ .byte 6 # DW_AT_call_line
+ .byte 10 # DW_AT_call_column
+ .byte 3 # Abbrev [3] 0xb1:0x9 DW_TAG_formal_parameter
+ .long .Ldebug_loc1 # DW_AT_location
+ .long 87 # DW_AT_abstract_origin
+ .byte 0 # End Of Children Mark
+ .byte 0 # End Of Children Mark
+ .byte 10 # Abbrev [10] 0xbc:0x5 DW_TAG_pointer_type
+ .long 193 # DW_AT_type
+ .byte 10 # Abbrev [10] 0xc1:0x5 DW_TAG_pointer_type
+ .long 198 # DW_AT_type
+ .byte 6 # Abbrev [6] 0xc6:0x7 DW_TAG_base_type
+ .long .Linfo_string10 # DW_AT_name
+ .byte 6 # DW_AT_encoding
+ .byte 1 # DW_AT_byte_size
+ .byte 0 # End Of Children Mark
+.Ldebug_info_end0:
+ .section .debug_ranges,"", at progbits
+.Ldebug_ranges0:
+ .quad .Lfunc_begin0
+ .quad .Lfunc_end0
+ .quad .Lfunc_begin1
+ .quad .Lfunc_end1
+ .quad 0
+ .quad 0
+.Ldebug_ranges1:
+ .quad 0
+ .quad 0
+ .section .debug_str,"MS", at progbits,1
+.Linfo_string0:
+ .asciz "clang version 15.0.0" # string offset=0
+.Linfo_string1:
+ .asciz "main.cpp" # string offset=105
+.Linfo_string2:
+ .asciz "/home/test" # string offset=114
+.Linfo_string3:
+ .asciz "_Z6helperi" # string offset=152
+.Linfo_string4:
+ .asciz "helper" # string offset=163
+.Linfo_string5:
+ .asciz "int" # string offset=170
+.Linfo_string6:
+ .asciz "i" # string offset=174
+.Linfo_string7:
+ .asciz "main" # string offset=176
+.Linfo_string8:
+ .asciz "argc" # string offset=181
+.Linfo_string9:
+ .asciz "argv" # string offset=186
+.Linfo_string10:
+ .asciz "char" # string offset=191
+ .ident "clang version 15.0.0"
+ .section ".note.GNU-stack","", at progbits
+ .addrsig
+ .section .debug_line,"", at progbits
+.Lline_table_start0:
diff --git a/lldb/test/Shell/Commands/Inputs/dwarf5-low-pc-ranges-inlining.s b/lldb/test/Shell/Commands/Inputs/dwarf5-low-pc-ranges-inlining.s
new file mode 100644
index 0000000000000..9430fa205a3b9
--- /dev/null
+++ b/lldb/test/Shell/Commands/Inputs/dwarf5-low-pc-ranges-inlining.s
@@ -0,0 +1,429 @@
+# Manually modified to have DW_AT_ranges point to end list.
+# int helper(int i) {
+# return ++i;
+# }
+#
+# int main(int argc, char *argv[]) {
+# return helper(argc);
+# }
+
+ .text
+ .file "main.cpp"
+ .section .text._Z6helperi,"ax", at progbits
+ .globl _Z6helperi # -- Begin function _Z6helperi
+ .p2align 4, 0x90
+ .type _Z6helperi, at function
+_Z6helperi: # @_Z6helperi
+.Lfunc_begin0:
+ .file 0 "/home/test" "main.cpp" md5 0x3fc4870015f8bb98cd719b92f3dca96e
+ .loc 0 1 0 # main.cpp:1:0
+ .cfi_startproc
+# %bb.0: # %entry
+ #DEBUG_VALUE: helper:i <- $edi
+ # kill: def $edi killed $edi def $rdi
+ .loc 0 2 10 prologue_end # main.cpp:2:10
+ leal 1(%rdi), %eax
+.Ltmp0:
+ #DEBUG_VALUE: helper:i <- $eax
+ .loc 0 2 3 is_stmt 0 # main.cpp:2:3
+ retq
+.Ltmp1:
+.Lfunc_end0:
+ .size _Z6helperi, .Lfunc_end0-_Z6helperi
+ .cfi_endproc
+ # -- End function
+ .section .text.main,"ax", at progbits
+ .globl main # -- Begin function main
+ .p2align 4, 0x90
+ .type main, at function
+main: # @main
+.Lfunc_begin1:
+ .loc 0 5 0 is_stmt 1 # main.cpp:5:0
+ .cfi_startproc
+# %bb.0: # %entry
+ #DEBUG_VALUE: main:argc <- $edi
+ #DEBUG_VALUE: main:argv <- $rsi
+ #DEBUG_VALUE: helper:i <- $edi
+ # kill: def $edi killed $edi def $rdi
+ .loc 0 2 10 prologue_end # main.cpp:2:10
+ leal 1(%rdi), %eax
+.Ltmp2:
+ #DEBUG_VALUE: helper:i <- $eax
+ .loc 0 6 3 # main.cpp:6:3
+ retq
+.Ltmp3:
+.Lfunc_end1:
+ .size main, .Lfunc_end1-main
+ .cfi_endproc
+ # -- End function
+ .section .debug_loclists,"", at progbits
+ .long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length
+.Ldebug_list_header_start0:
+ .short 5 # Version
+ .byte 8 # Address size
+ .byte 0 # Segment selector size
+ .long 2 # Offset entry count
+.Lloclists_table_base0:
+ .long .Ldebug_loc0-.Lloclists_table_base0
+ .long .Ldebug_loc1-.Lloclists_table_base0
+.Ldebug_loc0:
+ .byte 1 # DW_LLE_base_addressx
+ .byte 0 # base address index
+ .byte 4 # DW_LLE_offset_pair
+ .uleb128 .Lfunc_begin0-.Lfunc_begin0 # starting offset
+ .uleb128 .Ltmp0-.Lfunc_begin0 # ending offset
+ .byte 1 # Loc expr size
+ .byte 85 # super-register DW_OP_reg5
+ .byte 4 # DW_LLE_offset_pair
+ .uleb128 .Ltmp0-.Lfunc_begin0 # starting offset
+ .uleb128 .Lfunc_end0-.Lfunc_begin0 # ending offset
+ .byte 1 # Loc expr size
+ .byte 80 # super-register DW_OP_reg0
+ .byte 0 # DW_LLE_end_of_list
+.Ldebug_loc1:
+ .byte 1 # DW_LLE_base_addressx
+ .byte 1 # base address index
+ .byte 4 # DW_LLE_offset_pair
+ .uleb128 .Lfunc_begin1-.Lfunc_begin1 # starting offset
+ .uleb128 .Ltmp2-.Lfunc_begin1 # ending offset
+ .byte 1 # Loc expr size
+ .byte 85 # super-register DW_OP_reg5
+ .byte 4 # DW_LLE_offset_pair
+ .uleb128 .Ltmp2-.Lfunc_begin1 # starting offset
+ .uleb128 .Lfunc_end1-.Lfunc_begin1 # ending offset
+ .byte 1 # Loc expr size
+ .byte 80 # super-register DW_OP_reg0
+ .byte 0 # DW_LLE_end_of_list
+.Ldebug_list_header_end0:
+ .section .debug_abbrev,"", at 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 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 85 # DW_AT_ranges
+ .byte 35 # DW_FORM_rnglistx
+ .byte 115 # DW_AT_addr_base
+ .byte 23 # DW_FORM_sec_offset
+ .byte 116 # DW_AT_rnglists_base
+ .byte 23 # DW_FORM_sec_offset
+ .ascii "\214\001" # DW_AT_loclists_base
+ .byte 23 # DW_FORM_sec_offset
+ .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 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 122 # DW_AT_call_all_calls
+ .byte 25 # DW_FORM_flag_present
+ .byte 49 # DW_AT_abstract_origin
+ .byte 19 # DW_FORM_ref4
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 3 # Abbreviation Code
+ .byte 5 # DW_TAG_formal_parameter
+ .byte 0 # DW_CHILDREN_no
+ .byte 2 # DW_AT_location
+ .byte 34 # DW_FORM_loclistx
+ .byte 49 # DW_AT_abstract_origin
+ .byte 19 # DW_FORM_ref4
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 4 # Abbreviation Code
+ .byte 46 # DW_TAG_subprogram
+ .byte 1 # DW_CHILDREN_yes
+ .byte 110 # DW_AT_linkage_name
+ .byte 37 # DW_FORM_strx1
+ .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 32 # DW_AT_inline
+ .byte 33 # DW_FORM_implicit_const
+ .byte 1
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 5 # Abbreviation Code
+ .byte 5 # DW_TAG_formal_parameter
+ .byte 0 # DW_CHILDREN_no
+ .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 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 6 # 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 7 # Abbreviation Code
+ .byte 46 # DW_TAG_subprogram
+ .byte 1 # DW_CHILDREN_yes
+ .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 122 # DW_AT_call_all_calls
+ .byte 25 # DW_FORM_flag_present
+ .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 8 # 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 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 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 9 # Abbreviation Code
+ .byte 29 # DW_TAG_inlined_subroutine
+ .byte 1 # DW_CHILDREN_yes
+ .byte 49 # DW_AT_abstract_origin
+ .byte 19 # DW_FORM_ref4
+ .byte 17 # DW_AT_low_pc
+ .byte 27 # DW_FORM_addrx
+ .byte 85 # DW_AT_ranges
+ .byte 35 # DW_FORM_rnglistx
+ .byte 88 # DW_AT_call_file
+ .byte 11 # DW_FORM_data1
+ .byte 89 # DW_AT_call_line
+ .byte 11 # DW_FORM_data1
+ .byte 87 # DW_AT_call_column
+ .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 .debug_info,"", at progbits
+.Lcu_begin0:
+ .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
+.Ldebug_info_start0:
+ .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:0x93 DW_TAG_compile_unit
+ .byte 0 # DW_AT_producer
+ .short 33 # DW_AT_language
+ .byte 1 # DW_AT_name
+ .long .Lstr_offsets_base0 # DW_AT_str_offsets_base
+ .long .Lline_table_start0 # DW_AT_stmt_list
+ .byte 2 # DW_AT_comp_dir
+ .quad 0 # DW_AT_low_pc
+ .byte 0 # DW_AT_ranges
+ .long .Laddr_table_base0 # DW_AT_addr_base
+ .long .Lrnglists_table_base0 # DW_AT_rnglists_base
+ .long .Lloclists_table_base0 # DW_AT_loclists_base
+ .byte 2 # Abbrev [2] 0x2f:0x13 DW_TAG_subprogram
+ .byte 0 # DW_AT_low_pc
+ .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
+ .byte 1 # DW_AT_frame_base
+ .byte 87
+ # DW_AT_call_all_calls
+ .long 66 # DW_AT_abstract_origin
+ .byte 3 # Abbrev [3] 0x3b:0x6 DW_TAG_formal_parameter
+ .byte 0 # DW_AT_location
+ .long 75 # DW_AT_abstract_origin
+ .byte 0 # End Of Children Mark
+ .byte 4 # Abbrev [4] 0x42:0x12 DW_TAG_subprogram
+ .byte 3 # DW_AT_linkage_name
+ .byte 4 # DW_AT_name
+ .byte 0 # DW_AT_decl_file
+ .byte 1 # DW_AT_decl_line
+ .long 84 # DW_AT_type
+ # DW_AT_external
+ # DW_AT_inline
+ .byte 5 # Abbrev [5] 0x4b:0x8 DW_TAG_formal_parameter
+ .byte 6 # DW_AT_name
+ .byte 0 # DW_AT_decl_file
+ .byte 1 # DW_AT_decl_line
+ .long 84 # DW_AT_type
+ .byte 0 # End Of Children Mark
+ .byte 6 # Abbrev [6] 0x54:0x4 DW_TAG_base_type
+ .byte 5 # DW_AT_name
+ .byte 5 # DW_AT_encoding
+ .byte 4 # DW_AT_byte_size
+ .byte 7 # Abbrev [7] 0x58:0x38 DW_TAG_subprogram
+ .byte 1 # DW_AT_low_pc
+ .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
+ .byte 1 # DW_AT_frame_base
+ .byte 87
+ # DW_AT_call_all_calls
+ .byte 7 # DW_AT_name
+ .byte 0 # DW_AT_decl_file
+ .byte 5 # DW_AT_decl_line
+ .long 84 # DW_AT_type
+ # DW_AT_external
+ .byte 8 # Abbrev [8] 0x67:0xa DW_TAG_formal_parameter
+ .byte 1 # DW_AT_location
+ .byte 85
+ .byte 8 # DW_AT_name
+ .byte 0 # DW_AT_decl_file
+ .byte 5 # DW_AT_decl_line
+ .long 84 # DW_AT_type
+ .byte 8 # Abbrev [8] 0x71:0xa DW_TAG_formal_parameter
+ .byte 1 # DW_AT_location
+ .byte 84
+ .byte 9 # DW_AT_name
+ .byte 0 # DW_AT_decl_file
+ .byte 5 # DW_AT_decl_line
+ .long 144 # DW_AT_type
+ .byte 9 # Abbrev [9] 0x7b:0x14 DW_TAG_inlined_subroutine
+ .long 66 # DW_AT_abstract_origin
+ .byte 2 # DW_AT_low_pc
+ .byte 1 # DW_AT_ranges
+ .byte 0 # DW_AT_call_file
+ .byte 6 # DW_AT_call_line
+ .byte 10 # DW_AT_call_column
+ .byte 3 # Abbrev [3] 0x88:0x6 DW_TAG_formal_parameter
+ .byte 1 # DW_AT_location
+ .long 75 # DW_AT_abstract_origin
+ .byte 0 # End Of Children Mark
+ .byte 0 # End Of Children Mark
+ .byte 10 # Abbrev [10] 0x90:0x5 DW_TAG_pointer_type
+ .long 149 # DW_AT_type
+ .byte 10 # Abbrev [10] 0x95:0x5 DW_TAG_pointer_type
+ .long 154 # DW_AT_type
+ .byte 6 # Abbrev [6] 0x9a:0x4 DW_TAG_base_type
+ .byte 10 # DW_AT_name
+ .byte 6 # DW_AT_encoding
+ .byte 1 # DW_AT_byte_size
+ .byte 0 # End Of Children Mark
+.Ldebug_info_end0:
+ .section .debug_rnglists,"", at progbits
+ .long .Ldebug_list_header_end1-.Ldebug_list_header_start1 # Length
+.Ldebug_list_header_start1:
+ .short 5 # Version
+ .byte 8 # Address size
+ .byte 0 # Segment selector size
+ .long 2 # Offset entry count
+.Lrnglists_table_base0:
+ .long .Ldebug_ranges0-.Lrnglists_table_base0
+ .long .Ldebug_ranges1-.Lrnglists_table_base0
+.Ldebug_ranges0:
+ .byte 3 # DW_RLE_startx_length
+ .byte 0 # start index
+ .uleb128 .Lfunc_end0-.Lfunc_begin0 # length
+ .byte 3 # DW_RLE_startx_length
+ .byte 1 # start index
+ .uleb128 .Lfunc_end1-.Lfunc_begin1 # length
+ .byte 0 # DW_RLE_end_of_list
+ .Ldebug_ranges1:
+ .byte 0 # DW_RLE_end_of_list
+.Ldebug_list_header_end1:
+ .section .debug_str_offsets,"", at progbits
+ .long 48 # Length of String Offsets Set
+ .short 5
+ .short 0
+.Lstr_offsets_base0:
+ .section .debug_str,"MS", at progbits,1
+.Linfo_string0:
+ .asciz "clang version 15.0.0" # string offset=0
+.Linfo_string1:
+ .asciz "main.cpp" # string offset=134
+.Linfo_string2:
+ .asciz "/home/test" # string offset=143
+.Linfo_string3:
+ .asciz "_Z6helperi" # string offset=181
+.Linfo_string4:
+ .asciz "helper" # string offset=192
+.Linfo_string5:
+ .asciz "int" # string offset=199
+.Linfo_string6:
+ .asciz "i" # string offset=203
+.Linfo_string7:
+ .asciz "main" # string offset=205
+.Linfo_string8:
+ .asciz "argc" # string offset=210
+.Linfo_string9:
+ .asciz "argv" # string offset=215
+.Linfo_string10:
+ .asciz "char" # string offset=220
+ .section .debug_str_offsets,"", at progbits
+ .long .Linfo_string0
+ .long .Linfo_string1
+ .long .Linfo_string2
+ .long .Linfo_string3
+ .long .Linfo_string4
+ .long .Linfo_string5
+ .long .Linfo_string6
+ .long .Linfo_string7
+ .long .Linfo_string8
+ .long .Linfo_string9
+ .long .Linfo_string10
+ .section .debug_addr,"", at 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 .Lfunc_begin0
+ .quad .Lfunc_begin1
+ .quad 0
+.Ldebug_addr_end0:
+ .ident "clang version 15.0.0"
+ .section ".note.GNU-stack","", at progbits
+ .addrsig
+ .section .debug_line,"", at progbits
+.Lline_table_start0:
diff --git a/lldb/test/Shell/Commands/dwarf4-low-pc-ranges-inlining.test b/lldb/test/Shell/Commands/dwarf4-low-pc-ranges-inlining.test
new file mode 100644
index 0000000000000..d973cebd68906
--- /dev/null
+++ b/lldb/test/Shell/Commands/dwarf4-low-pc-ranges-inlining.test
@@ -0,0 +1,13 @@
+# REQUIRES: system-linux
+
+# RUN: rm -rf %t.dir
+# RUN: mkdir %t.dir
+# RUN: cd %t.dir
+# RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf4-low-pc-ranges-inlining.s -o %t.dir/main4.o
+# RUN: %clang %t.dir/main4.o -o %t.dir/main4.exe
+# RUN: %lldb -b -o 'b main' %t.dir/main4.exe &> %t.dir/output.txt
+# RUN: cat %t.dir/output.txt | FileCheck %s
+
+# Test checks lldb handles a case of a DIE with DW_AT_low_pc with 0x0 address, and DW_AT_ranges that point to end of list.
+# CHECK-NOT: error: main4.exe
+# CHECK: Breakpoint 1: where
diff --git a/lldb/test/Shell/Commands/dwarf5-low-pc-ranges-inlining.test b/lldb/test/Shell/Commands/dwarf5-low-pc-ranges-inlining.test
new file mode 100644
index 0000000000000..0aeb7403a0520
--- /dev/null
+++ b/lldb/test/Shell/Commands/dwarf5-low-pc-ranges-inlining.test
@@ -0,0 +1,13 @@
+# REQUIRES: system-linux
+
+# RUN: rm -rf %t.dir
+# RUN: mkdir %t.dir
+# RUN: cd %t.dir
+# RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-low-pc-ranges-inlining.s -o %t.dir/main5.o
+# RUN: %clang %t.dir/main5.o -o %t.dir/main5.exe
+# RUN: %lldb -b -o 'b main' %t.dir/main5.exe &> %t.dir/output.txt
+# RUN: cat %t.dir/output.txt | FileCheck %s
+
+# Test checks lldb handles a case of a DIE with DW_AT_low_pc with 0x0 address, and DW_AT_ranges that point to end of list.
+# CHECK-NOT: error: main5.exe
+# CHECK: Breakpoint 1: where
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