File: version-script-symver-extern.s

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (45 lines) | stat: -rw-r--r-- 1,837 bytes parent folder | download | duplicates (22)
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
# REQUIRES: x86

# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o

# RUN: echo 'v1 { local: extern "C++" { "foo1()"; "foo3(int)"; }; }; v2 { local: extern "C++" { "foo2()"; "foo4(int)"; }; };' > %t1.script
# RUN: ld.lld --version-script %t1.script -shared %t.o -o %t1.so
# RUN: llvm-readelf --dyn-syms %t1.so | FileCheck --check-prefix=EXACT %s
# EXACT:      UND
# EXACT-NEXT: [[#]] _start{{$}}
# EXACT-NOT:  {{.}}

# RUN: echo 'v1 { global: *; local: extern "C++" {foo*;}; }; v2 { global: extern "C++" {"foo2()";}; };' > %t2.script
# RUN: ld.lld --version-script %t2.script -shared %t.o -o %t2.so
# RUN: llvm-readelf --dyn-syms %t2.so | FileCheck --check-prefix=MIX1 %s
# MIX1:      UND
# MIX1-NEXT: [[#]] _Z4foo2v@@v2
# MIX1-NEXT: [[#]] _start@@v1
# MIX1-NEXT: [[#]] _Z4foo4i@@v2
# MIX1-NOT:  {{.}}

# RUN: echo 'v1 { local: extern "C++" {foo*;}; }; v2 { global: extern "C++" {"foo2()";}; };' > %t3.script
# RUN: ld.lld --version-script %t3.script -shared %t.o -o %t3.so
# RUN: llvm-readelf --dyn-syms %t3.so | FileCheck --check-prefix=MIX2 %s
# MIX2:      UND
# MIX2-NEXT: [[#]] _Z4foo2v@@v2
# MIX2-NEXT: [[#]] _start{{$}}
# MIX2-NEXT: [[#]] _Z4foo4i@@v2
# MIX2-NOT:  {{.}}

# RUN: echo 'v1 { global: extern "C++" {foo*;}; local: *; }; v2 { global: extern "C++" {"foo4(int)";}; local: *; };' > %t4.script
# RUN: ld.lld --version-script %t4.script -shared %t.o -o %t4.so
# RUN: llvm-readelf --dyn-syms %t4.so | FileCheck --check-prefix=MIX3 %s
# MIX3:      UND
# MIX3-NEXT: [[#]] _Z4foo1v@@v1
# MIX3-NEXT: [[#]] _Z4foo2v@@v1
# MIX3-NEXT: [[#]] _Z4foo3i@v1
# MIX3-NEXT: [[#]] _Z4foo4i@@v2
# MIX3-NOT:  {{.}}

.globl _Z4foo1v; _Z4foo1v: ret
.globl _Z4foo2v; _Z4foo2v: ret
.globl _Z4foo3i; .symver _Z4foo3i,_Z4foo3i@v1,remove; _Z4foo3i: ret
.globl _Z4foo4i; .symver _Z4foo4i,_Z4foo4i@@@v2; _Z4foo4i: ret

.globl _start; _start: ret