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93 lines
3.0 KiB
93 lines
3.0 KiB
4 months ago
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# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o
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# RUN: not llvm-dwarfdump -v %t.o 2>&1 | FileCheck --check-prefix=OVERLAP %s
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#
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# Test object to verify that llvm-dwarfdump handles an invalid string offsets
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# table with overlapping contributions.
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.section .debug_str,"MS",@progbits,1
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str_producer:
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.asciz "Handmade DWARF producer"
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str_CU1:
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.asciz "Compile_Unit_1"
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str_CU1_dir:
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.asciz "/home/test/CU1"
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str_CU2:
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.asciz "Compile_Unit_2"
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str_CU2_dir:
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.asciz "/home/test/CU2"
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str_TU:
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.asciz "Type_Unit"
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str_TU_type:
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.asciz "MyStruct"
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.section .debug_str.dwo,"MSe",@progbits,1
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dwo_str_CU_5_producer:
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.asciz "Handmade split DWARF producer"
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dwo_str_CU_5_name:
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.asciz "V5_split_compile_unit"
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dwo_str_CU_5_comp_dir:
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.asciz "/home/test/splitCU"
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dwo_str_TU_5:
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.asciz "V5_split_type_unit"
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dwo_str_TU_5_type:
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.asciz "V5_split_Mystruct"
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# A rudimentary abbrev section.
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.section .debug_abbrev,"",@progbits
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.byte 0x01 # Abbrev code
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.byte 0x11 # DW_TAG_compile_unit
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.byte 0x00 # DW_CHILDREN_no
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.byte 0x72 # DW_AT_str_offsets_base
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.byte 0x17 # DW_FORM_sec_offset
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x00 # EOM(3)
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.section .debug_info,"",@progbits
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# DWARF v5 CU header.
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.long CU1_5_end-CU1_5_version # Length of Unit
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CU1_5_version:
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.short 5 # DWARF version number
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.byte 1 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev # Offset Into Abbrev. Section
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# A compile-unit DIE, which has no attributes.
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.byte 1 # Abbreviation code
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.long .debug_str_offsets_base0
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CU1_5_end:
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# DWARF v5 CU header.
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.long CU2_5_end-CU2_5_version # Length of Unit
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CU2_5_version:
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.short 5 # DWARF version number
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.byte 1 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev # Offset Into Abbrev. Section
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# A compile-unit DIE, which has no attributes.
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.byte 1 # Abbreviation code
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.long .debug_str_offsets_base1
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CU2_5_end:
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.section .debug_str_offsets,"",@progbits
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# CU1's contribution
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.long .debug_str_offsets_segment1_end-.debug_str_offsets_base0+4
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.short 5 # DWARF version
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.short 0 # Padding
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.debug_str_offsets_base0:
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.long str_producer
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.long str_CU1
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.long str_CU1_dir
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.debug_str_offsets_segment0_end:
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# CU2's contribution
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# Overlapping with CU1's contribution
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.long .debug_str_offsets_segment1_end-.debug_str_offsets_base1+4
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.short 5 # DWARF version
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.short 0 # Padding
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.debug_str_offsets_base1:
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.long str_producer
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.long str_CU2
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.long str_CU2_dir
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.debug_str_offsets_segment1_end:
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# OVERLAP: error: overlapping contributions to string offsets table in section .debug_str_offsets.
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