1# RUN: llvm-mc %s -filetype obj -triple i686-pc-linux -o %t
2
3## Check we don't crash when parsing invalid expression opcode.
4# RUN: llvm-dwarfdump %t | FileCheck %s
5# CHECK:      DW_TAG_GNU_call_site_parameter
6# CHECK-NEXT:  DW_AT_location  (<decoding error> ff)
7
8## Check verifier reports an error.
9# RUN: not llvm-dwarfdump -verify %t 2>&1 | FileCheck %s --check-prefix=VERIFY
10# VERIFY:      DIE contains invalid DWARF expression:
11# VERIFY:      DW_TAG_GNU_call_site_parameter
12# VERIFY-NEXT:   DW_AT_location    (<decoding error> ff)
13
14.section  .debug_info,"",@progbits
15  .long  0x12
16  .value  0x4
17  .long  0
18  .byte  0x4
19
20  .uleb128 0x1 # DW_TAG_compile_unit [1]
21  .long  0
22  .byte  0x0
23
24  .uleb128 0x2  # DW_TAG_GNU_call_site_parameter [2]
25  .uleb128 0x1  # Expression size.
26  .byte  0xff   # Broken expression.
27
28  .byte  0      # End mark.
29  .byte  0      # End mark.
30
31.section .debug_abbrev,"",@progbits
32  .uleb128 0x1    # ID [1]
33  .uleb128 0x11   # DW_TAG_compile_unit, DW_CHILDREN_yes
34  .byte  0x1
35  .uleb128 0x25   # DW_AT_producer, DW_FORM_strp
36  .uleb128 0xe
37  .uleb128 0x13   # DW_AT_language, DW_FORM_data1
38  .uleb128 0xb
39  .byte  0
40  .byte  0
41
42  .uleb128 0x2    # ID [2]
43  .uleb128 0x410a # DW_TAG_GNU_call_site_parameter, DW_CHILDREN_no
44  .byte  0
45  .uleb128 0x2    # DW_AT_location, DW_FORM_exprloc
46  .uleb128 0x18
47  .byte  0
48  .byte  0
49  .byte  0
50
51.section .debug_str,"MS",@progbits,1
52.string "test"
53