# REQUIRES: x86-registered-target

# RUN: rm -rf %t
# RUN: mkdir %t
# RUN: cd %t
# RUN: llvm-mc %s -dwarf-version=5 -filetype obj -triple x86_64-pc-linux -o main.o
# RUN: llvm-dwarfdump main.o 2>&1 | FileCheck %s

# CHECK: .debug_info.dwo contents:
# CHECK-NEXT: Compile Unit:
# CHECK-EMPTY:
# CHECK-NEXT: compile_unit

	.text
	.file	"main.cpp"
	.globl	main                            # -- Begin function main
	.p2align	4, 0x90
	.type	main,@function
main:                                   # @main
.Lfunc_begin0:
	.file	0 "/usr/local/google/home/blaikie/dev/scratch" "main.cpp" md5 0x277b2d67900f5d0f46c9638ad2528ff1
	.loc	0 1 0                           # 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
	xorl	%eax, %eax
.Ltmp0:
	.loc	0 2 1 prologue_end              # main.cpp:2:1
	popq	%rbp
	.cfi_def_cfa %rsp, 8
	retq
.Ltmp1:
.Lfunc_end0:
	.size	main, .Lfunc_end0-main
	.cfi_endproc
                                        # -- End function
	.section	.debug_abbrev,"",@progbits
	.byte	1                               # Abbreviation Code
	.byte	74                              # DW_TAG_skeleton_unit
	.byte	0                               # DW_CHILDREN_no
	.byte	16                              # DW_AT_stmt_list
	.byte	23                              # DW_FORM_sec_offset
	.byte	114                             # DW_AT_str_offsets_base
	.byte	23                              # DW_FORM_sec_offset
	.byte	27                              # DW_AT_comp_dir
	.byte	37                              # DW_FORM_strx1
	.ascii	"\264B"                         # DW_AT_GNU_pubnames
	.byte	25                              # DW_FORM_flag_present
	.byte	118                             # DW_AT_dwo_name
	.byte	37                              # DW_FORM_strx1
	.byte	17                              # DW_AT_low_pc
	.byte	27                              # DW_FORM_addrx
	.byte	18                              # DW_AT_high_pc
	.byte	6                               # DW_FORM_data4
	.byte	115                             # DW_AT_addr_base
	.byte	23                              # DW_FORM_sec_offset
	.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	5                               # DWARF version number
	.byte	4                               # DWARF Unit Type
	.byte	8                               # Address Size (in bytes)
	.long	.debug_abbrev                   # Offset Into Abbrev. Section
	.quad	6318074710904753300
	.byte	1                               # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit
	.long	.Lline_table_start0             # DW_AT_stmt_list
	.long	.Lstr_offsets_base0             # DW_AT_str_offsets_base
	.byte	0                               # DW_AT_comp_dir
                                        # DW_AT_GNU_pubnames
	.byte	1                               # DW_AT_dwo_name
	.byte	0                               # DW_AT_low_pc
	.long	.Lfunc_end0-.Lfunc_begin0       # DW_AT_high_pc
	.long	.Laddr_table_base0              # DW_AT_addr_base
.Ldebug_info_end0:
	.section	.debug_str_offsets,"",@progbits
	.long	12                              # Length of String Offsets Set
	.short	5
	.short	0
.Lstr_offsets_base0:
	.section	.debug_str,"MS",@progbits,1
.Lskel_string0:
	.asciz	"" # string offset=0
.Lskel_string1:
	.asciz	"main.o"                        # string offset=43
	.section	.debug_str_offsets,"",@progbits
	.long	.Lskel_string0
	.long	.Lskel_string1
	.section	.debug_str_offsets.dwo,"e",@progbits
	.long	24                              # Length of String Offsets Set
	.short	5
	.short	0
	.section	.debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
	.asciz	"main"                          # string offset=0
.Linfo_string1:
	.asciz	"int"                           # string offset=5
.Linfo_string2:
	.asciz	"clang version 12.0.0 (git@github.com:llvm/llvm-project.git 9a33f027ac7d73e14ae287e78ab554142d1cbc8f)" # string offset=9
.Linfo_string3:
	.asciz	"main.cpp"                      # string offset=110
.Linfo_string4:
	.asciz	"main.s"                        # string offset=119
	.section	.debug_str_offsets.dwo,"e",@progbits
	.long	0
	.long	5
	.long	9
	.long	110
	.long	119
	.section	.debug_info.dwo,"e",@progbits
	.long	.Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
	.short	5                               # DWARF version number
	.byte	5                               # DWARF Unit Type
	.byte	8                               # Address Size (in bytes)
	.long	0                               # Offset Into Abbrev. Section
	.quad	6318074710904753300
	.byte	1                               # Abbrev [1] 0x14:0x1a DW_TAG_compile_unit
	.byte	2                               # DW_AT_producer
	.short	33                              # DW_AT_language
	.byte	3                               # DW_AT_name
	.byte	4                               # DW_AT_dwo_name
	.byte	2                               # Abbrev [2] 0x1a:0xf 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	86
	.byte	0                               # DW_AT_name
	.byte	0                               # DW_AT_decl_file
	.byte	1                               # DW_AT_decl_line
	.long	41                              # DW_AT_type
                                        # DW_AT_external
	.byte	3                               # Abbrev [3] 0x29:0x4 DW_TAG_base_type
	.byte	1                               # DW_AT_name
	.byte	5                               # DW_AT_encoding
	.byte	4                               # DW_AT_byte_size
	.byte	0                               # End Of Children Mark
.Ldebug_info_dwo_end0:
	.section	.debug_abbrev.dwo,"e",@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	118                             # DW_AT_dwo_name
	.byte	37                              # DW_FORM_strx1
	.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	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	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	3                               # 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	0                               # EOM(3)
	.section	.debug_addr,"",@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
.Ldebug_addr_end0:
	.section	.debug_gnu_pubnames,"",@progbits
	.long	.LpubNames_end0-.LpubNames_begin0 # Length of Public Names Info
.LpubNames_begin0:
	.short	2                               # DWARF Version
	.long	.Lcu_begin0                     # Offset of Compilation Unit Info
	.long	40                              # Compilation Unit Length
	.long	26                              # DIE offset
	.byte	48                              # Attributes: FUNCTION, EXTERNAL
	.asciz	"main"                          # External Name
	.long	0                               # End Mark
.LpubNames_end0:
	.section	.debug_gnu_pubtypes,"",@progbits
	.long	.LpubTypes_end0-.LpubTypes_begin0 # Length of Public Types Info
.LpubTypes_begin0:
	.short	2                               # DWARF Version
	.long	.Lcu_begin0                     # Offset of Compilation Unit Info
	.long	40                              # Compilation Unit Length
	.long	41                              # DIE offset
	.byte	144                             # Attributes: TYPE, STATIC
	.asciz	"int"                           # External Name
	.long	0                               # End Mark
.LpubTypes_end0:
	.ident	"clang version 12.0.0 (git@github.com:llvm/llvm-project.git 9a33f027ac7d73e14ae287e78ab554142d1cbc8f)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.section	.debug_line,"",@progbits
.Lline_table_start0:
	.section	.debug_loclists.dwo,"e",@progbits
	.byte 	0