debug-names-verify-buckets.s
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# RUN: llvm-mc -triple x86_64-pc-linux %s -filetype=obj | \
# RUN: not llvm-dwarfdump -verify - | FileCheck %s
# CHECK: error: Bucket 0 of Name Index @ 0x0 contains invalid value 2. Valid range is [0, 1].
.section .debug_str,"MS",@progbits,1
.Lstring_foo:
.asciz "foo"
.Lstring_producer:
.asciz "Hand-written dwarf"
.section .debug_abbrev,"",@progbits
.Lsection_abbrev:
.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 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 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Lcu_end0-.Lcu_start0 # Length of Unit
.Lcu_start0:
.short 4 # DWARF version number
.long .Lsection_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.long .Lstring_producer # DW_AT_producer
.short 12 # DW_AT_language
.Ldie_foo:
.byte 2 # Abbrev [2] DW_TAG_subprogram
.long .Lstring_foo # DW_AT_name
# DW_AT_external
.byte 0 # End Of Children Mark
.Lcu_end0:
.section .debug_names,"",@progbits
.long .Lnames_end0-.Lnames_start0 # Header: contribution length
.Lnames_start0:
.short 5 # Header: version
.short 0 # Header: padding
.long 1 # Header: compilation unit count
.long 0 # Header: local type unit count
.long 0 # Header: foreign type unit count
.long 2 # Header: bucket count
.long 1 # Header: name count
.long .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size
.long 0 # Header: augmentation length
.long .Lcu_begin0 # Compilation unit 0
.long 2 # Bucket 0
.long 1 # Bucket 1
.long 193491849 # Hash in Bucket 1
.long .Lstring_foo # String in Bucket 1: foo
.long .Lnames0-.Lnames_entries0 # Offset in Bucket 1
.Lnames_abbrev_start0:
.byte 46 # Abbrev code
.byte 46 # DW_TAG_subprogram
.byte 3 # DW_IDX_die_offset
.byte 19 # DW_FORM_ref4
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 0 # End of abbrev list
.Lnames_abbrev_end0:
.Lnames_entries0:
.Lnames0:
.byte 46 # Abbrev code
.long .Ldie_foo-.Lcu_begin0 # DW_IDX_die_offset
.long 0 # End of list: foo
.p2align 2
.Lnames_end0: