1# REQUIRES: x86
2# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
3# RUN: not ld.lld %t.o %t.o -o /dev/null 2>&1 | FileCheck %s
4
5## Check we are able to report errors even if DW_AT_decl_file
6## contains invalid file name index.
7## We did not try to support this intentionally but have
8## an error handling and reporting logic that can take care
9## of that and hence needs a test.
10
11# CHECK:      duplicate symbol: foo
12# CHECK-NEXT: >>> defined at {{.*}}.o:(foo)
13# CHECK-NEXT: >>>            {{.*}}.o:(.bss+0x0)
14
15# Used modified output from the following code and gcc 7.1.0:
16# Source (1.c):
17#  int foo = 0;
18# Invocation: g++ -g -S 1.c
19
20.bss
21.globl  foo
22.type  foo, @object
23.size  foo, 4
24foo:
25
26.text
27.file 1 "1.c"
28
29.section  .debug_info,"",@progbits
30  .long  0x35            # Compile Unit: length = 0x0000004b)
31  .value  0x4            # version = 0x0004
32  .long  0               # abbr_offset = 0x0
33  .byte  0x8             # addr_size = 0x08
34
35  .uleb128 0x1           # DW_TAG_compile_unit [1] *
36  .long  0               # DW_AT_producer [DW_FORM_strp]  ( .debug_str[0x00000000] = )
37  .byte  0x4             # DW_AT_language [DW_FORM_data1]  (DW_LANG_C_plus_plus)
38  .string  "1.c"         # DW_AT_name [DW_FORM_string]  ("1.c")
39  .long  0               # DW_AT_comp_dir [DW_FORM_strp]  ( .debug_str[0x00000000] = )
40  .long  0               # DW_AT_stmt_list [DW_FORM_sec_offset]  (0x00000000)
41
42  .uleb128 0x2           # DW_TAG_variable [2]
43  .string  "foo"         # DW_AT_name [DW_FORM_string]  ("foo")
44  .byte  0xFE            # DW_AT_decl_file [DW_FORM_data1]  <broken file>
45  .byte  0x1             # DW_AT_decl_line [DW_FORM_data1]  (1)
46  .long  0x32            # DW_AT_type [DW_FORM_ref4]  (cu + 0x0032 => {0x00000032})
47  .uleb128 0x9           # DW_AT_external [DW_FORM_flag_present]  (true)
48  .byte  0x3
49  .quad  foo             # DW_AT_location [DW_FORM_exprloc]  (DW_OP_addr 0x0)
50
51  .uleb128 0x3           # DW_TAG_base_type [3]
52  .byte  0x4             # DW_AT_byte_size [DW_FORM_data1]  (0x04)
53  .byte  0x5             # DW_AT_encoding [DW_FORM_data1]  (DW_ATE_signed)
54  .string  "int"         # DW_AT_name [DW_FORM_string]  ("int")
55
56.section  .debug_abbrev,"",@progbits
57  .uleb128 0x1   # Abbreviation code.
58  .uleb128 0x11  # DW_TAG_compile_unit
59
60  .byte  0x1     # ID
61  .uleb128 0x25  # DW_AT_producer, DW_FORM_strp
62  .uleb128 0xe
63  .uleb128 0x13  # DW_AT_language, DW_FORM_data1
64  .uleb128 0xb
65  .uleb128 0x3   # DW_AT_name, DW_FORM_string
66  .uleb128 0x8
67  .uleb128 0x1b  # DW_AT_comp_dir, DW_FORM_strp
68  .uleb128 0xe
69  .uleb128 0x10  # DW_AT_stmt_list, DW_FORM_sec_offset
70  .uleb128 0x17
71  .byte  0
72  .byte  0
73
74  .uleb128 0x2  # ID
75  .uleb128 0x34 # DW_TAG_variable, DW_CHILDREN_no
76  .byte  0
77  .uleb128 0x3  # DW_AT_name, DW_FORM_string
78  .uleb128 0x8
79  .uleb128 0x3a # DW_AT_decl_file, DW_FORM_data1
80  .uleb128 0xb
81  .uleb128 0x3b # DW_AT_decl_line, DW_FORM_data1
82  .uleb128 0xb
83  .uleb128 0x49 # DW_AT_type, DW_FORM_ref4
84  .uleb128 0x13
85  .uleb128 0x3f # DW_AT_external, DW_FORM_flag_present
86  .uleb128 0x19
87  .uleb128 0x2  # DW_AT_location, DW_FORM_exprloc
88  .uleb128 0x18
89  .byte  0
90  .byte  0
91
92  .uleb128 0x3  # ID
93  .uleb128 0x24 # DW_TAG_base_type, DW_CHILDREN_no
94  .byte  0
95  .uleb128 0xb  # DW_AT_byte_size, DW_FORM_data1
96  .uleb128 0xb
97  .uleb128 0x3e # DW_AT_encoding, DW_FORM_data1
98  .uleb128 0xb
99  .uleb128 0x3  # DW_AT_name, DW_FORM_string
100  .uleb128 0x8
101  .byte  0
102  .byte  0
103  .byte  0
104