| # RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o |
| # RUN: not llvm-dwarfdump -v %t.o 2>&1 | FileCheck %s |
| # |
| # Test object to verify that llvm-dwarfdump handles an invalid string offsets |
| # table. |
| # |
| # 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 32 bit CU header. |
| .long CU1_end-CU1_begin # Length of Unit |
| CU1_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .long 0 # DW_AT_str_offsets_base |
| CU1_end: |
| |
| # DWARF v5 64 bit CU header. |
| .long 0xffffffff |
| .quad CU2_end-CU2_begin # Length of Unit |
| CU2_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .quad .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .quad 0 # DW_AT_str_offsets_base |
| CU2_end: |
| .long CU3_end-CU3_begin # Length of Unit |
| CU3_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .quad .str_off0 # DW_AT_str_offsets_base |
| CU3_end: |
| .long CU4_end-CU4_begin # Length of Unit |
| CU4_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .quad .str_off1 # DW_AT_str_offsets_base |
| CU4_end: |
| .long CU5_end-CU5_begin # Length of Unit |
| CU5_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .long .str_off2_begin # DW_AT_str_offsets_base |
| CU5_end: |
| .long CU6_end-CU6_begin # Length of Unit |
| CU6_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .long .str_off3_begin # DW_AT_str_offsets_base |
| CU6_end: |
| .long 0xffffffff |
| .quad CU7_end-CU7_begin # Length of Unit |
| CU7_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .quad .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .quad .str_off4_begin # DW_AT_str_offsets_base |
| CU7_end: |
| .long CU8_end-CU8_begin # Length of Unit |
| CU8_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .long .str_off_end+16 # DW_AT_str_offsets_base |
| CU8_end: |
| .long 0xffffffff |
| .quad CU9_end-CU9_begin # Length of Unit |
| CU9_begin: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .quad .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbreviation code: DW_TAG_compile_unit |
| .quad .str_off_end+8 # DW_AT_str_offsets_base |
| CU9_end: |
| |
| .section .debug_str_offsets,"",@progbits |
| # Invalid length |
| .long 0xfffffff4 |
| .short 5 # DWARF version |
| .short 0 # Padding |
| .str_off0: |
| .long 0 |
| # Length beyond section bounds |
| .long .str_off_end-.str_off1+8 |
| .short 5 # DWARF version |
| .short 0 # Padding |
| .str_off1: |
| .long 0 |
| # Length intrudes on following unit |
| .long .str_off2_end-.str_off2_begin+8 |
| .short 5 # DWARF version |
| .short 0 # Padding |
| .str_off2_begin: |
| .long 0 |
| .str_off2_end: |
| # Plain contribution, no errors here |
| .long .str_off3_end-.str_off3_begin |
| .short 5 # DWARF version |
| .short 0 # Padding |
| .str_off3_begin: |
| .long 0 |
| .str_off3_end: |
| # 32 bit contribution referenced from a 64 bit unit |
| .long .str_off4_end-.str_off4_begin |
| .short 5 # DWARF version |
| .short 0 # Padding |
| .str_off4_begin: |
| .long 0 |
| .str_off4_end: |
| .str_off_end: |
| |
| |
| # CHECK: error: invalid reference to or invalid content in .debug_str_offsets[.dwo]: insufficient space for 32 bit header prefix |
| # CHECK: error: invalid reference to or invalid content in .debug_str_offsets[.dwo]: insufficient space for 64 bit header prefix |
| # CHECK: error: invalid reference to or invalid content in .debug_str_offsets[.dwo]: invalid length |
| # CHECK: error: invalid reference to or invalid content in .debug_str_offsets[.dwo]: length exceeds section size |
| # CHECK: error: invalid reference to or invalid content in .debug_str_offsets[.dwo]: 32 bit contribution referenced from a 64 bit unit |
| # CHECK: error: invalid reference to or invalid content in .debug_str_offsets[.dwo]: section offset exceeds section size |
| # CHECK: error: invalid reference to or invalid content in .debug_str_offsets[.dwo]: section offset exceeds section size |
| # CHECK: error: overlapping contributions to string offsets table in section .debug_str_offsets. |
