xref: /llvm-project/llvm/test/tools/llvm-dwarfdump/X86/verify_debug_info2.s (revision 25179613f67ddf037ab378a3966187d1d986fa92)
1# RUN: llvm-mc %s -filetype obj -triple=i686-pc-linux -o %t
2# RUN: not llvm-dwarfdump -v -verify %t 2>&1 | FileCheck %s
3# CHECK: The length for this unit is too large for the .debug_info provided.
4
5## Check we do not crash when trying to parse truncated .debug_info.
6.section  .debug_info,"",@progbits
7  .long 0x1c
8  .value  0x4
9  .long  .Ldebug_abbrev0
10  .byte  0x4
11
12  .uleb128 0x1 # DW_TAG_compile_unit [1] *
13  .long  0     # DW_AT_producer [DW_FORM_strp] ( .debug_str[0x00000000] = "test")
14  .byte  0x4   # DW_AT_language [DW_FORM_data1] (DW_LANG_C_plus_plus)
15  .long  0     # DW_AT_name [DW_FORM_strp] ( .debug_str[0x00000000] = "test")
16  .long  0     # DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x00000000] = "test")
17  .long  0     # DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000 ".text")
18  .long  0     # DW_AT_high_pc [DW_FORM_data4] (0x00000000)
19
20.section  .debug_abbrev,"",@progbits
21.Ldebug_abbrev0:
22  .uleb128 0x1
23  .uleb128 0x11 # DW_TAG_compile_unit, DW_CHILDREN_yes
24  .byte  0x1
25  .uleb128 0x25 # DW_AT_producer, DW_FORM_strp
26  .uleb128 0xe
27  .uleb128 0x13 # DW_AT_language, DW_FORM_data1
28  .uleb128 0xb
29  .uleb128 0x3  # DW_AT_name, DW_FORM_strp
30  .uleb128 0xe
31  .uleb128 0x1b # DW_AT_comp_dir, DW_FORM_strp
32  .uleb128 0xe
33  .uleb128 0x11 # DW_AT_low_pc, DW_FORM_addr
34  .uleb128 0x1
35  .uleb128 0x12 # DW_AT_high_pc, DW_FORM_data4
36  .uleb128 0x6
37  .byte  0
38  .byte  0
39  .byte  0
40
41.section .debug_str,"MS",@progbits,1
42.string "test"
43