test/DebugInfo/X86/dwarfdump-debug-loc-error-cases.s

   1 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux --defsym CASE1=0 -o %t1.o
   2 # RUN: llvm-dwarfdump -debug-loc %t1.o 2>&1 | FileCheck %s
   3
   4 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux --defsym CASE2=0 -o %t2.o
   5 # RUN: llvm-dwarfdump -debug-loc %t2.o 2>&1 | FileCheck %s
   6
   7 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux --defsym CASE3=0 -o %t3.o
   8 # RUN: llvm-dwarfdump -debug-loc %t3.o 2>&1 | FileCheck %s
   9
  10 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux --defsym CASE4=0 -o %t4.o
  11 # RUN: llvm-dwarfdump -debug-loc %t4.o 2>&1 | FileCheck %s
  12
  13 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux --defsym CASE5=0 -o %t5.o
  14 # RUN: llvm-dwarfdump -debug-loc %t5.o 2>&1 | FileCheck %s
  15
  16 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux --defsym CASE6=0 -o %t6.o
  17 # RUN: llvm-dwarfdump -debug-loc %t6.o 2>&1 | FileCheck %s
  18
  19 # RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux --defsym CASE7=0 -o %t7.o
  20 # RUN: llvm-dwarfdump -debug-loc %t7.o 2>&1 | FileCheck %s --check-prefix=UNKNOWN-REG
  21
  22 # CHECK: error: unexpected end of data
  23
  24 # UNKNOWN-REG: [0x0000000000000000,  0x0000000000000001): DW_OP_regx 0xdeadbeef
  25
  26 .section  .debug_loc,"",@progbits
  27 .ifdef CASE1
  28   .byte  1                       # bogus
  29 .endif
  30 .ifdef CASE2
  31   .quad  0                       # starting offset
  32 .endif
  33 .ifdef CASE3
  34   .quad  0                       # starting offset
  35   .quad  1                       # ending offset
  36 .endif
  37 .ifdef CASE4
  38   .quad  0                       # starting offset
  39   .quad  1                       # ending offset
  40   .word  0                       # Loc expr size
  41 .endif
  42 .ifdef CASE5
  43   .quad  0                       # starting offset
  44   .quad  1                       # ending offset
  45   .word  0                       # Loc expr size
  46   .quad  0                       # starting offset
  47 .endif
  48 .ifdef CASE6
  49   .quad  0                       # starting offset
  50   .quad  1                       # ending offset
  51   .word  0xffff                  # Loc expr size
  52 .endif
  53 .ifdef CASE7
  54   .quad  0                       # starting offset
  55   .quad  1                       # ending offset
  56   .word  2f-1f                   # Loc expr size
  57 1:
  58   .byte  0x90                    # DW_OP_regx
  59   .uleb128 0xdeadbeef
  60 2:
  61   .quad  0                       # starting offset
  62   .quad  0                       # ending offset
  63 .endif
  64
  65 # A minimal compile unit is needed to deduce the address size of the location
  66 # lists
  67 .section  .debug_info,"",@progbits
  68   .long  .Lcu_end0-.Lcu_begin0   # Length of Unit
  69 .Lcu_begin0:
  70   .short  4                      # DWARF version number
  71   .long  0                       # Offset Into Abbrev. Section
  72   .byte  8                       # Address Size (in bytes)
  73   .byte  0                       # End Of Children Mark
  74 .Lcu_end0: