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# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o
# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=INVALIDLENGTH %s
#
# Test object to verify that llvm-dwarfdump handles an invalid string offsets
# table.
.section .debug_str,"MS",@progbits,1
str_producer:
.asciz "Handmade DWARF producer"
str_CU1:
.asciz "Compile_Unit_1"
# A rudimentary abbrev section.
.section .debug_abbrev,"",@progbits
.byte 0x01 # Abbrev code
.byte 0x11 # DW_TAG_compile_unit
.byte 0x00 # DW_CHILDREN_no
.byte 0x72 # DW_AT_str_offsets_base
.byte 0x17 # DW_FORM_sec_offset
.byte 0x00 # EOM(1)
.byte 0x00 # EOM(2)
.byte 0x00 # EOM(3)
# A rudimentary compile unit to convince dwarfdump that we are dealing with a
# DWARF v5 string offsets table.
.section .debug_info,"",@progbits
# DWARF v5 CU header.
.long CU1_5_end-CU1_5_version # Length of Unit
CU1_5_version:
.short 5 # DWARF version number
.byte 1 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
# A compile-unit DIE, which has no attributes.
.byte 1 # Abbreviation code
.long .debug_str_offsets_base0
CU1_5_end:
# Every unit contributes to the string_offsets table.
.section .debug_str_offsets,"",@progbits
# CU1's contribution
# The length is not a multiple of 4. Check that we don't read off the
# end.
.long .debug_str_offsets_segment0_end-.debug_str_offsets_base0
.short 5 # DWARF version
.short 0 # Padding
.debug_str_offsets_base0:
.long str_producer
.long str_CU1
.byte 0
.debug_str_offsets_segment0_end:
# INVALIDLENGTH: .debug_str_offsets contents:
# INVALIDLENGTH-NOT: contents:
# INVALIDLENGTH: error: invalid contribution to string offsets table in section .debug_str_offsets.
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