| # RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o |
| # RUN: not llvm-dwarfdump -v %t.o 2>&1 | FileCheck --check-prefix=OVERLAP %s |
| # |
| # Test object to verify that llvm-dwarfdump handles an invalid string offsets |
| # table with overlapping contributions. |
| |
| .section .debug_str,"MS",@progbits,1 |
| str_producer: |
| .asciz "Handmade DWARF producer" |
| str_CU1: |
| .asciz "Compile_Unit_1" |
| str_CU1_dir: |
| .asciz "/home/test/CU1" |
| str_CU2: |
| .asciz "Compile_Unit_2" |
| str_CU2_dir: |
| .asciz "/home/test/CU2" |
| str_TU: |
| .asciz "Type_Unit" |
| str_TU_type: |
| .asciz "MyStruct" |
| |
| .section .debug_str.dwo,"MSe",@progbits,1 |
| dwo_str_CU_5_producer: |
| .asciz "Handmade split DWARF producer" |
| dwo_str_CU_5_name: |
| .asciz "V5_split_compile_unit" |
| dwo_str_CU_5_comp_dir: |
| .asciz "/home/test/splitCU" |
| dwo_str_TU_5: |
| .asciz "V5_split_type_unit" |
| dwo_str_TU_5_type: |
| .asciz "V5_split_Mystruct" |
| |
| # 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) |
| |
| .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: |
| |
| # DWARF v5 CU header. |
| .long CU2_5_end-CU2_5_version # Length of Unit |
| CU2_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_base1 |
| CU2_5_end: |
| |
| .section .debug_str_offsets,"",@progbits |
| # CU1's contribution |
| .long .debug_str_offsets_segment1_end-.debug_str_offsets_base0+4 |
| .short 5 # DWARF version |
| .short 0 # Padding |
| .debug_str_offsets_base0: |
| .long str_producer |
| .long str_CU1 |
| .long str_CU1_dir |
| .debug_str_offsets_segment0_end: |
| # CU2's contribution |
| # Overlapping with CU1's contribution |
| .long .debug_str_offsets_segment1_end-.debug_str_offsets_base1+4 |
| .short 5 # DWARF version |
| .short 0 # Padding |
| .debug_str_offsets_base1: |
| .long str_producer |
| .long str_CU2 |
| .long str_CU2_dir |
| .debug_str_offsets_segment1_end: |
| |
| # OVERLAP: error: overlapping contributions to string offsets table in section .debug_str_offsets. |