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
|
// REQUIRES: arm
// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
// RUN: ld.lld --no-merge-exidx-entries %t --static -o %t2
// RUN: llvm-readobj --symbols %t2 | FileCheck %s
// Check that on ARM we don't get a multiply defined symbol for __tls_get_addr
// and undefined symbols for references to __exidx_start and __exidx_end
.syntax unified
.section .text
.global __tls_get_addr
__tls_get_addr:
bx lr
.global _start
.global __exidx_start
.global __exidx_end
_start:
.fnstart
bx lr
.word __exidx_start
.word __exidx_end
.cantunwind
.fnend
// CHECK: Name: __exidx_end
// CHECK-NEXT: Value: 0x100E4
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Local
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other [
// CHECK-NEXT: STV_HIDDEN
// CHECK-NEXT: ]
// CHECK-NEXT: Section: .ARM.exidx
// CHECK: Name: __exidx_start
// CHECK-NEXT: Value: 0x100D4
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Local
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other [
// CHECK-NEXT: STV_HIDDEN
// CHECK-NEXT: ]
// CHECK-NEXT: Section: .ARM.exidx
// CHECK: Symbol {
// CHECK-NEXT: Name: __tls_get_addr
|
