llvm/test/tools/llvm-dwarfdump/X86/verify_unit_header_chain.s

   1 # RUN: llvm-mc %s -filetype obj -triple x86_64-apple-darwin -o - \
   2 # RUN: | not llvm-dwarfdump -verify - \
   3 # RUN: | FileCheck %s
   4
   5 # CHECK: Verifying .debug_info Unit Header Chain...
   6 # CHECK-NEXT: error: Units[1] - start offset: 0x0000000d
   7 # CHECK-NEXT: note: The unit type encoding is not valid.
   8 # CHECK-NEXT: note: The address size is unsupported.
   9 # CHECK-NEXT: error: Units[2] - start offset: 0x00000026
  10 # CHECK-NEXT: note: The 16 bit unit header version is not valid.
  11 # CHECK-NEXT: note: The offset into the .debug_abbrev section is not valid.
  12 # CHECK-NEXT: error: Units[4] - start offset: 0x00000041
  13 # CHECK-NEXT: note: The length for this unit is too large for the .debug_info provided.
  14
  15         .section        __TEXT,__text,regular,pure_instructions
  16         .file   1 "basic.c"
  17         .comm   _i,4,2                  ## @i
  18         .comm   _j,4,2                  ## @j
  19         .section        __DWARF,__debug_str,regular,debug
  20 Linfo_string:
  21         .asciz  "clang version 5.0.0 (trunk 307232) (llvm/trunk 307042)" ## string offset=0
  22         .asciz  "basic.c"               ## string offset=55
  23         .asciz  "/Users/sgravani/Development/tests" ## string offset=63
  24         .asciz  "i"                     ## string offset=97
  25         .asciz  "int"                   ## string offset=99
  26         .asciz  "j"                     ## string offset=103
  27         .section        __DWARF,__debug_abbrev,regular,debug
  28 Lsection_abbrev:
  29         .byte   1                       ## Abbreviation Code
  30         .byte   17                      ## DW_TAG_compile_unit
  31         .byte   0                       ## DW_CHILDREN_no
  32         .byte   0                       ## EOM(1)
  33         .byte   0                       ## EOM(2)
  34         .byte   0                       ## EOM(3)
  35         .section        __DWARF,__debug_info,regular,debug
  36 Lsection_info:
  37 Lcu_begin0:
  38         .long   9                      ## Length of Unit
  39         .short  4                       ## DWARF version number
  40 Lset0 = Lsection_abbrev-Lsection_abbrev ## Offset Into Abbrev. Section
  41         .long   Lset0
  42         .byte   4                       ## Address Size (in bytes)
  43         .byte   1                       ## Abbrev [1] 0xc:0x45 DW_TAG_compile_unit
  44         .byte   0                       ## End Of Children Mark
  45 Ltu_begin0:
  46         .long   21                      ## Length of Unit
  47         .short  5                       ## DWARF version number
  48         .byte   0                       ## DWARF Unit Type -- Error: The unit type encoding is not valid.
  49         .byte   3                       ## Address Size (in bytes) -- Error: The address size is unsupported.
  50         .long   0
  51         .quad   0
  52         .long   0
  53         .byte   0
  54 Lcu_begin1:
  55         .long   10                      ## Length of Unit
  56         .short  6                       ## DWARF version number -- Error: The 16 bit unit header version is not valid.
  57         .byte   1                       ## DWARF Unit Type
  58         .byte   4                       ## Address Size (in bytes) -- The offset into the .debug_abbrev section is not valid.
  59         .long   Lline_table_start0
  60         .byte   1                       ## Abbrev [1] 0xc:0x45 DW_TAG_compile_unit
  61         .byte   0                       ## End Of Children Mark
  62 Lcu_begin2:
  63         .long   9                      ## Length of Unit
  64         .short  5                       ## DWARF version number
  65         .byte   1                       ## DWARF Unit Type
  66         .byte   4                       ## Address Size (in bytes)
  67         .long   0                                               ## Abbrev offset
  68         .byte   0
  69 Ltu_begin1:
  70         .long   26                      ## Length of Unit -- Error: The length for this unit is too large for the .debug_info provided.
  71         .short  5                       ## DWARF version number
  72         .byte   2                       ## DWARF Unit Type
  73         .byte   4                       ## Address Size (in bytes)
  74         .long   0
  75         .quad   0
  76         .long   0
  77         .byte   0
  78
  79 .subsections_via_symbols
  80         .section        __DWARF,__debug_line,regular,debug
  81 Lsection_line:
  82 Lline_table_start0: