--- /dev/null
+# Check that DW_AT_decl_file inherited by DW_AT_specification from a different
+# DW_TAG_compile_unit is using the DW_TAG_compile_unit->DW_AT_stmt_list where the
+# DW_AT_decl_file is located (and not where the DW_AT_specification is located).
+
+# REQUIRES: x86
+
+# RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux %s -o %t
+# RUN: %lldb %t \
+# RUN: -o "image lookup -v -n main" \
+# RUN: -o exit | FileCheck %s
+
+# CHECK: FuncType: id = {0x0000002a}, byte-size = 0, decl = filename1:1, compiler_type = "int (void)"
+
+ .text
+ .globl main # -- Begin function main
+ .type main,@function
+main: # @main
+.Lfunc_begin0:
+ .byte 0
+.Lfunc_end0:
+ .size main, .Lfunc_end0-main
+ # -- 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 18 # DW_AT_high_pc
+ .byte 6 # DW_FORM_data4
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 2 # Abbreviation Code
+ .byte 46 # DW_TAG_subprogram
+ .byte 0 # DW_CHILDREN_no
+ .byte 3 # DW_AT_name
+ .byte 14 # DW_FORM_strp
+ .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 71 # DW_AT_specification
+ .byte 16 # DW_FORM_ref_addr
+ .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 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 4 # Abbreviation Code
+ .byte 46 # DW_TAG_subprogram
+ .byte 0 # DW_CHILDREN_no
+ .byte 58 # DW_AT_decl_file
+ .byte 11 # DW_FORM_data1
+ .byte 59 # DW_AT_decl_line
+ .byte 11 # DW_FORM_data1
+ .byte 39 # DW_AT_prototyped
+ .byte 25 # DW_FORM_flag_present
+ .byte 73 # DW_AT_type
+ .byte 19 # DW_FORM_ref4
+ .byte 63 # DW_AT_external
+ .byte 25 # DW_FORM_flag_present
+ .byte 60 # DW_AT_declaration
+ .byte 25 # DW_FORM_flag_present
+ .byte 0 # EOM(1)
+ .byte 0 # EOM(2)
+ .byte 0 # EOM(3)
+
+ .section .debug_info,"",@progbits
+.Ldebug_cu0:
+
+ .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:0x40 DW_TAG_compile_unit
+ .long .Linfo_string_producer # DW_AT_producer
+ .short 12 # DW_AT_language
+ .long .Linfo_string_source # DW_AT_name
+ .long .Lline_table_start0 # DW_AT_stmt_list
+ .long .Linfo_string_directory # DW_AT_comp_dir
+ .quad .Lfunc_begin0 # DW_AT_low_pc
+ .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
+ .byte 2 # Abbrev [2] 0x2a:0x19 DW_TAG_subprogram
+ .long .Linfo_string_main # DW_AT_name
+ .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 .Ldebug_info1_main - .Ldebug_cu0 # DW_AT_specification
+ .byte 0 # End Of Children Mark
+.Ldebug_info_end0:
+
+.Ldebug_info1:
+ .long .Ldebug_info_end1-.Ldebug_info_start1 # Length of Unit
+.Ldebug_info_start1:
+ .short 4 # DWARF version number
+ .long .debug_abbrev # Offset Into Abbrev. Section
+ .byte 8 # Address Size (in bytes)
+ .byte 1 # Abbrev [1] 0xb:0x40 DW_TAG_compile_unit
+ .long .Linfo_string_producer # DW_AT_producer
+ .short 12 # DW_AT_language
+ .long .Linfo_string_source # DW_AT_name
+ .long .Lline_table_start1 # DW_AT_stmt_list
+ .long .Linfo_string_directory # DW_AT_comp_dir
+ .quad .Lfunc_begin0 # DW_AT_low_pc
+ .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
+.Ldebug_info1_main:
+ .byte 4 # Abbrev [2] 0x2a:0x19 DW_TAG_subprogram
+ .byte 1 # DW_AT_decl_file
+ .byte 1 # DW_AT_decl_line
+ # DW_AT_prototyped
+ .long .Ldebug_info1_int - .Ldebug_info1 # DW_AT_type
+ # DW_AT_external
+.Ldebug_info1_int:
+ .byte 3 # Abbrev [3] 0x43:0x7 DW_TAG_base_type
+ .long .Linfo_string_int # DW_AT_name
+ .byte 5 # DW_AT_encoding
+ .byte 4 # DW_AT_byte_size
+ .byte 0 # End Of Children Mark
+.Ldebug_info_end1:
+
+ .section .debug_str,"MS",@progbits,1
+.Linfo_string_producer:
+ .asciz "clang version 12.0.0" # string offset=0
+.Linfo_string_source:
+ .asciz "source.c" # string offset=130
+.Linfo_string_directory:
+ .asciz "/directory" # string offset=196
+.Linfo_string_main:
+ .asciz "main"
+.Linfo_string_int:
+ .asciz "int"
+ .ident "clang version 12.0.0"
+ .section ".note.GNU-stack","",@progbits
+ .addrsig
+
+ .section .debug_line,"",@progbits
+
+.Lline_table_start0:
+ .long .Lline_table_end0 - 1f # length from next byte
+1:
+ .short 4 # version
+ .long .Lline_table_end0 - 2f # prologue length from next byte
+2:
+ .byte 1 # minimum instruction length
+ .byte 1 # maximum ops per instruction
+ .byte 1 # initial value of is_stmt
+ .byte -5 # line base
+ .byte 14 # line range
+ .byte 1 # opcode base
+ # no standard opcodes
+ .asciz "directory0"
+ .byte 0 # last directory
+ .asciz "filename0"
+ .uleb128 1 # directory entry
+ .uleb128 0 # time
+ .uleb128 0 # file length
+ .byte 0 # last filename
+.Lline_table_end0:
+
+.Lline_table_start1:
+ .long .Lline_table_end1 - 1f # length from next byte
+1:
+ .short 4 # version
+ .long .Lline_table_end1 - 2f # prologue length from next byte
+2:
+ .byte 1 # minimum instruction length
+ .byte 1 # maximum ops per instruction
+ .byte 1 # initial value of is_stmt
+ .byte -5 # line base
+ .byte 14 # line range
+ .byte 1 # opcode base
+ # no standard opcodes
+ .asciz "directory1"
+ .byte 0 # last directory
+ .asciz "filename1"
+ .uleb128 1 # directory entry
+ .uleb128 0 # time
+ .uleb128 0 # file length
+ .byte 0 # last filename
+.Lline_table_end1: