# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o - | \
# RUN:   llvm-dwarfdump -debug-info -

## llvm-dwarfdump used to crash with this input because of an invalid size
## of the compilation unit contribution in the .debug_cu_index section.

    .section .debug_abbrev.dwo, "e", @progbits
.LAbbrBegin:
    .uleb128 1                  # Abbreviation Code
    .uleb128 17                 # DW_TAG_compile_unit
    .byte 0                     # DW_CHILDREN_no
    .uleb128 3                  # DW_AT_name
    .uleb128 8                  # DW_FORM_string
    .uleb128 0x2131             # DW_AT_GNU_dwo_id
    .uleb128 7                  # DW_FORM_data8
    .byte 0                     # EOM(1)
    .byte 0                     # EOM(2)
    .byte 0                     # EOM(3)
.LAbbrEnd:

    .section .debug_info.dwo, "e", @progbits
.LCUBegin:
    .long .LCUEnd-.LCUVersion   # Length
.LCUVersion:
    .short 4                    # Version
    .long 0                     # Abbrev offset
    .byte 4                     # Address size
    .uleb128 1                  # Abbrev [1] DW_TAG_compile_unit
    .asciz "a.c"                # DW_AT_name
    .quad 0x1100001122222222    # DW_AT_GNU_dwo_id
.LCUEnd:

    .section .debug_cu_index, "", @progbits
## Header:
    .short 2                    # Version
    .space 2                    # Padding
    .long 2                     # Section count
    .long 1                     # Unit count
    .long 4                     # Slot count
## Hash Table of Signatures:
    .quad 0
    .quad 0
    .quad 0x1100001122222222
    .quad 0
## Parallel Table of Indexes:
    .long 0
    .long 0
    .long 1
    .long 0
## Table of Section Offsets:
## Row 0:
    .long 1                     # DW_SECT_INFO
    .long 3                     # DW_SECT_ABBREV
## Row 1:
    .long .LCUBegin-.debug_info.dwo     # Offset in .debug_info.dwo
    .long .LAbbrBegin-.debug_abbrev.dwo # Offset in .debug_abbrev.dwo
## Table of Section Sizes:
    .long .LCUEnd-.LCUBegin-1           # Size of the contribution in .debug_info.dwo (invalid)
    .long .LAbbrEnd-.LAbbrBegin