| blob | 22d1855c01163fc28ef48cbc3e7e65f8997cf797 |
1 ## Check how we report warnings when dumping an object with broken relocations.
3 # RUN: yaml2obj %s -o %t64
4 # RUN: llvm-readobj --relocations %t64 2>&1 | FileCheck %s -DFILE=%t64 --check-prefix=LLVM
5 # RUN: llvm-readelf --relocations %t64 2>&1 | FileCheck %s -DFILE=%t64 --check-prefix=GNU
7 # LLVM: Relocations [
8 # LLVM-NEXT: Section (3) .rel.text {
9 # LLVM-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
10 # LLVM-NEXT: warning: '[[FILE]]': unable to print relocation 1 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
11 # LLVM-NEXT: 0x2 R_X86_64_NONE -{{$}}
12 # LLVM-NEXT: 0x3 R_X86_64_NONE .sec.symbol1{{$}}
13 # LLVM-NEXT: warning: '[[FILE]]': invalid section index: 255
14 # LLVM-NEXT: 0x4 R_X86_64_NONE <section 255>{{$}}
15 # LLVM-NEXT: 0x5 R_X86_64_NONE .sec.symbol2{{$}}
16 # LLVM-NEXT: warning: '[[FILE]]': a section [index 2] has an invalid sh_name (0xfefefefe) offset which goes past the end of the section name string table
17 # LLVM-NEXT: 0x6 R_X86_64_NONE <section 2>{{$}}
18 # LLVM-NEXT: }
19 # LLVM-NEXT: Section (4) .rela.text {
20 # LLVM-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_RELA section with index 4: invalid sh_type for symbol table, expected SHT_SYMTAB or SHT_DYNSYM
21 # LLVM-NEXT: }
22 # LLVM-NEXT: ]
24 # GNU: Relocation section '.rel.text' at offset 0x41 contains 7 entries:
25 # GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name
26 # GNU-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
27 # GNU-NEXT: warning: '[[FILE]]': unable to print relocation 1 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
28 # GNU-NEXT: 0000000000000002 0000000000000000 R_X86_64_NONE
29 # GNU-NEXT: 0000000000000003 0000000200000000 R_X86_64_NONE 0000000000000000 .sec.symbol1
30 # GNU-NEXT: warning: '[[FILE]]': invalid section index: 255
31 # GNU-NEXT: 0000000000000004 0000000400000000 R_X86_64_NONE 0000000000000000 <section 255>
32 # GNU-NEXT: 0000000000000005 0000000300000000 R_X86_64_NONE 0000000000000000 .sec.symbol2
33 # GNU-NEXT: warning: '[[FILE]]': a section [index 2] has an invalid sh_name (0xfefefefe) offset which goes past the end of the section name string table
34 # GNU-NEXT: 0000000000000006 0000000500000000 R_X86_64_NONE 0000000000000000 <section 2>
35 # GNU-EMPTY:
36 # GNU-NEXT: Relocation section '.rela.text' at offset 0xb1 contains 1 entries:
37 # GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
38 # GNU-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_RELA section with index 4: invalid sh_type for symbol table, expected SHT_SYMTAB or SHT_DYNSYM
40 --- !ELF
41 FileHeader:
42 Class: ELFCLASS64
43 Data: ELFDATA2LSB
44 Type: ET_REL
45 Machine: EM_X86_64
46 Sections:
47 - Name: .text
48 Type: SHT_PROGBITS
49 Content: '00'
50 - Name: .foo
51 Type: SHT_PROGBITS
52 ShName: 0xFEFEFEFE
53 - Name: .rel.text
54 Type: SHT_REL
55 Info: .text
56 Relocations:
57 ## Case 1: There is no symbol with index 0xFEFEFEFE.
58 - Symbol: 0xFEFEFEFE
59 Type: R_X86_64_NONE
60 - Symbol: 0xFEFEFEFE
61 Type: R_X86_64_NONE
62 ## Case 2: Test that no warning is reported for a relocation against a symbol with index 0.
63 - Offset: 0x2
64 Symbol: 0
65 Type: R_X86_64_NONE
66 ## Case 3: Test a relocation against a named section symbol that has an invalid
67 ## section index (larger than the number of sections).
68 - Offset: 0x3
69 Symbol: .sec.symbol1
70 Type: R_X86_64_NONE
71 ## Case 4: Test a relocation against an unnamed section symbol that has an invalid
72 ## section index (larger than the number of sections).
73 - Offset: 0x4
74 Symbol: 4
75 Type: R_X86_64_NONE
76 ## Case 4: Test a relocation against a named section symbol with a section with an invalid
77 ## sh_name offset that goes past the end of the section name string table.
78 - Offset: 0x5
79 Symbol: .sec.symbol2
80 Type: R_X86_64_NONE
81 ## Case 5: Test a relocation against an unnamed section symbol with a section with an invalid
82 ## sh_name offset that goes past the end of the section name string table.
83 - Offset: 0x6
84 Symbol: 5
85 Type: R_X86_64_NONE
86 ## Case 6: Test a relocation in a section that is linked to a symbol table that
87 ## has a section type that is neither SHT_SYMTAB nor SHT_DYNSYM.
88 ## In this case the code fails to find a corresponding symbol string table.
89 - Name: .rela.text
90 Type: SHT_RELA
91 Info: .text
92 Link: .fake.symtab
93 Relocations:
94 - Offset: 0x7
95 Symbol: symbol
96 Type: R_X86_64_NONE
97 - Name: .fake.symtab
98 Type: SHT_PROGBITS
99 EntSize: 24
100 Size: 48
101 Symbols:
102 - Name: symbol
103 Section: .text
104 Value: 0
105 - Name: .sec.symbol1
106 Type: STT_SECTION
107 Index: 0xFF
108 - Name: .sec.symbol2
109 Type: STT_SECTION
110 Index: 0x2
111 - Type: STT_SECTION
112 Index: 0xFF
113 - Type: STT_SECTION
114 Index: 0x2