1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
|
## Verify that -T removes Swift symbols.
# RUN: yaml2obj -D FLAGS=0x00200085 -D SEGMENT_NAME=__DATA \
# RUN: -D SECTION_NAME=__objc_imageinfo -D SECTION_SIZE=8 \
# RUN: -D SECTION_CONTENT=0000000040070105 %s -o %t1
# RUN: llvm-strip -x -T %t1
# RUN: llvm-readobj -s %t1 | FileCheck --check-prefix=NO-SWIFT-SYMBOLS %s
# RUN: yaml2obj -D FLAGS=0x00200085 -D SEGMENT_NAME=__DATA_CONST \
# RUN: -D SECTION_NAME=__objc_imageinfo -D SECTION_SIZE=8 \
# RUN: -D SECTION_CONTENT=0000000040070105 %s -o %t2
# RUN: llvm-strip -x -T %t2
# RUN: llvm-readobj -s %t2 | FileCheck --check-prefix=NO-SWIFT-SYMBOLS %s
# RUN: yaml2obj -D FLAGS=0x00200085 -D SEGMENT_NAME=__DATA_DIRTY \
# RUN: -D SECTION_NAME=__objc_imageinfo -D SECTION_SIZE=8 \
# RUN: -D SECTION_CONTENT=0000000040070105 %s -o %t3
# RUN: llvm-strip -x -T %t3
# RUN: llvm-readobj -s %t3 | FileCheck --check-prefix=NO-SWIFT-SYMBOLS %s
# NO-SWIFT-SYMBOLS: Symbols [
# NO-SWIFT-SYMBOLS-NEXT: Symbol {
# NO-SWIFT-SYMBOLS-NEXT: Name: _main (2)
# NO-SWIFT-SYMBOLS-NEXT: Extern
# NO-SWIFT-SYMBOLS-NEXT: Type: Section (0xE)
# NO-SWIFT-SYMBOLS-NEXT: Section: __text (0x1)
# NO-SWIFT-SYMBOLS-NEXT: RefType: UndefinedNonLazy (0x0)
# NO-SWIFT-SYMBOLS-NEXT: Flags [ (0x0)
# NO-SWIFT-SYMBOLS-NEXT: ]
# NO-SWIFT-SYMBOLS-NEXT: Value: 0x100000B70
# NO-SWIFT-SYMBOLS-NEXT: }
# NO-SWIFT-SYMBOLS-NEXT: ]
## Verify that -T does not remove (public) Swift symbols when the binary
## does not contain __objc_imageinfo in one of the expected segments.
# RUN: yaml2obj -D FLAGS=0x00200085 -D SEGMENT_NAME=__DATA \
# RUN: -D SECTION_NAME=__not_objc_imageinfo -D SECTION_SIZE=8 \
# RUN: -D SECTION_CONTENT=0000000040070105 %s -o %t4
# RUN: llvm-strip -x -T %t4
# RUN: llvm-readobj -s %t4 | FileCheck --check-prefix=SWIFT-SYMBOLS %s
# RUN: yaml2obj -D FLAGS=0x00200085 -D SEGMENT_NAME=__NOT_DATA \
# RUN: -D SECTION_NAME=__objc_imageinfo -D SECTION_SIZE=8 \
# RUN: -D SECTION_CONTENT=0000000040070105 %s -o %t5
# RUN: llvm-strip -x -T %t5
# RUN: llvm-readobj -s %t5 | FileCheck --check-prefix=SWIFT-SYMBOLS %s
## Verify that -T does not remove (public) Swift symbols when swift_version is zero.
# RUN: yaml2obj -D FLAGS=0x00200085 -D SEGMENT_NAME=__DATA \
# RUN: -D SECTION_NAME=__objc_imageinfo -D SECTION_SIZE=8 \
# RUN: -D SECTION_CONTENT=0000000000000000 %s -o %t6
# RUN: llvm-strip -x -T %t6
# RUN: llvm-readobj -s %t6 | FileCheck --check-prefix=SWIFT-SYMBOLS %s
## Verify that -T does not remove (public) Swift symbols when the binary
## contains invalid (too small) __objc_imageinfo.
# RUN: yaml2obj -D FLAGS=0x00200085 -D SEGMENT_NAME=__DATA \
# RUN: -D SECTION_NAME=__objc_imageinfo -D SECTION_SIZE=4 \
# RUN: -D SECTION_CONTENT=00000000 %s -o %t7
# RUN: llvm-strip -x -T %t7
# RUN: llvm-readobj -s %t7 | FileCheck --check-prefix=SWIFT-SYMBOLS %s
## Verify that -T does not remove (public) Swift symbols
## when the flag MH_DYLDLINK is not set.
# RUN: yaml2obj -D FLAGS=0x00200000 -D SEGMENT_NAME=__DATA \
# RUN: -D SECTION_NAME=__objc_imageinfo -D SECTION_SIZE=8 \
# RUN: -D SECTION_CONTENT=0000000040070105 %s -o %t8
# RUN: llvm-strip -x -T %t8
# RUN: llvm-readobj -s %t8 | FileCheck --check-prefix=SWIFT-SYMBOLS %s
# SWIFT-SYMBOLS: Symbols [
# SWIFT-SYMBOLS-NEXT: Symbol {
# SWIFT-SYMBOLS-NEXT: Name: _$S1a13PublicSymbol1Sivp (27)
# SWIFT-SYMBOLS-NEXT: Extern
# SWIFT-SYMBOLS-NEXT: Type: Section (0xE)
# SWIFT-SYMBOLS-NEXT: Section: __text (0x1)
# SWIFT-SYMBOLS-NEXT: RefType: UndefinedNonLazy (0x0)
# SWIFT-SYMBOLS-NEXT: Flags [ (0x0)
# SWIFT-SYMBOLS-NEXT: ]
# SWIFT-SYMBOLS-NEXT: Value: 0x100001160
# SWIFT-SYMBOLS-NEXT: }
# SWIFT-SYMBOLS-NEXT: Symbol {
# SWIFT-SYMBOLS-NEXT: Name: _$s1a13PublicSymbol2Sivp (2)
# SWIFT-SYMBOLS-NEXT: Extern
# SWIFT-SYMBOLS-NEXT: Type: Section (0xE)
# SWIFT-SYMBOLS-NEXT: Section: __text (0x1)
# SWIFT-SYMBOLS-NEXT: RefType: UndefinedNonLazy (0x0)
# SWIFT-SYMBOLS-NEXT: Flags [ (0x0)
# SWIFT-SYMBOLS-NEXT: ]
# SWIFT-SYMBOLS-NEXT: Value: 0x100001168
# SWIFT-SYMBOLS-NEXT: }
# SWIFT-SYMBOLS-NEXT: Symbol {
# SWIFT-SYMBOLS-NEXT: Name: _main (52)
# SWIFT-SYMBOLS-NEXT: Extern
# SWIFT-SYMBOLS-NEXT: Type: Section (0xE)
# SWIFT-SYMBOLS-NEXT: Section: __text (0x1)
# SWIFT-SYMBOLS-NEXT: RefType: UndefinedNonLazy (0x0)
# SWIFT-SYMBOLS-NEXT: Flags [ (0x0)
# SWIFT-SYMBOLS-NEXT: ]
# SWIFT-SYMBOLS-NEXT: Value: 0x100000B70
# SWIFT-SYMBOLS-NEXT: }
# SWIFT-SYMBOLS-NEXT: ]
--- !mach-o
FileHeader:
magic: 0xFEEDFACF
cputype: 0x01000007
cpusubtype: 0x80000003
filetype: 0x00000002
ncmds: 4
sizeofcmds: 400
flags: [[FLAGS]]
reserved: 0x00000000
LoadCommands:
- cmd: LC_SEGMENT_64
cmdsize: 152
segname: __TEXT
vmaddr: 4294967296
vmsize: 4096
fileoff: 0
filesize: 4096
maxprot: 5
initprot: 5
nsects: 1
flags: 0
Sections:
- sectname: __text
segname: __TEXT
addr: 0x0000000100000B70
size: 845
offset: 0x00000B70
align: 4
reloff: 0x00000000
nreloc: 0
flags: 0x80000400
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
- cmd: LC_SEGMENT_64
cmdsize: 152
segname: [[SEGMENT_NAME]]
vmaddr: 4294971392
vmsize: 4096
fileoff: 4096
filesize: 4096
maxprot: 3
initprot: 3
nsects: 1
flags: 0
Sections:
- sectname: [[SECTION_NAME]]
segname: [[SEGMENT_NAME]]
addr: 0x0000000100001090
size: [[SECTION_SIZE]]
offset: 0x00001090
align: 2
reloff: 0x00000000
nreloc: 0
flags: 0x00000000
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
content: "[[SECTION_CONTENT]]"
- cmd: LC_SEGMENT_64
cmdsize: 72
segname: __LINKEDIT
vmaddr: 4294975488
vmsize: 4096
fileoff: 8192
filesize: 188
maxprot: 1
initprot: 1
nsects: 0
flags: 0
- cmd: LC_SYMTAB
cmdsize: 24
symoff: 8192
nsyms: 5
stroff: 8272
strsize: 108
LinkEditData:
NameList:
- n_strx: 50
n_type: 0x1E
n_sect: 1
n_desc: 0
n_value: 4294971760
- n_strx: 1
n_type: 0x1E
n_sect: 1
n_desc: 0
n_value: 4294971768
- n_strx: 74
n_type: 0x0F
n_sect: 1
n_desc: 0
n_value: 4294971744
- n_strx: 25
n_type: 0x0F
n_sect: 1
n_desc: 0
n_value: 4294971752
- n_strx: 99
n_type: 0x0F
n_sect: 1
n_desc: 0
n_value: 4294970224
StringTable:
- ''
- '_$s1a12LocalSymbol2Sivp'
- '_$s1a13PublicSymbol2Sivp'
- '_$S1a12LocalSymbol1Sivp'
- '_$S1a13PublicSymbol1Sivp'
- _main
- ''
- ''
- ''
...
|
