• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1# REQUIRES: arm
2# RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
3# RUN: echo "SECTIONS {                                        \
4# RUN:         .ARM.exidx 0x1000 : { *(.ARM.exidx*) foo = .; } \
5# RUN:         .text      0x2000 : { *(.text*) }               \
6# RUN:       }" > %t.script
7## We used to crash if the last output section command for .ARM.exidx
8## was anything but an input section description.
9# RUN: ld.lld --no-merge-exidx-entries -T %t.script %t.o -shared -o %t.so
10# RUN: llvm-objdump -s --triple=armv7a-none-linux-gnueabi %t.so | FileCheck %s
11# RUN: llvm-readobj -S --symbols %t.so | FileCheck %s --check-prefix=SYMBOL
12
13 .syntax unified
14 .text
15 .global _start
16_start:
17 .fnstart
18 .cantunwind
19 bx lr
20 .fnend
21
22# CHECK: Contents of section .ARM.exidx:
23# 1000 + 1000 = 0x2000 = _start
24# 1008 + 0ffc = 0x2004 = _start + sizeof(_start)
25# CHECK-NEXT: 1000 00100000 01000000 fc0f0000 01000000
26
27# SYMBOL:       Section {
28# SYMBOL:         Name: .ARM.exidx
29# SYMBOL-NEXT:    Type: SHT_ARM_EXIDX
30# SYMBOL-NEXT:    Flags [
31# SYMBOL-NEXT:      SHF_ALLOC
32# SYMBOL-NEXT:      SHF_LINK_ORDER
33# SYMBOL-NEXT:    ]
34# SYMBOL-NEXT:    Address: 0x1000
35# SYMBOL-NEXT:    Offset:
36# SYMBOL-NEXT:    Size: 16
37
38# Symbol 'foo' is expected to point at the end of the section.
39# SYMBOL:       Symbol {
40# SYMBOL:         Name: foo
41# SYMBOL-NEXT:    Value: 0x1010
42