You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
62 lines
1.5 KiB
62 lines
1.5 KiB
## Here we want to check that llvm-objcopy removes an undefined symbol
|
|
## if all references to it have been stripped.
|
|
|
|
# RUN: yaml2obj --docnum=1 %s -o %t.o
|
|
# RUN: llvm-objcopy -j .other.section %t.o %t2.o
|
|
# RUN: llvm-readobj --symbols %t2.o | FileCheck %s
|
|
|
|
# RUN: llvm-objcopy -j .text -j .rela.text1 %t.o %t2.o
|
|
# RUN: llvm-readobj --symbols %t2.o | FileCheck %s --check-prefix=BAR
|
|
|
|
# CHECK-NOT: Name: bar
|
|
# BAR: Name: bar
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_REL
|
|
Machine: EM_X86_64
|
|
Sections:
|
|
- Name: .text
|
|
Type: SHT_PROGBITS
|
|
- Name: .rela.text1
|
|
Type: SHT_RELA
|
|
Relocations:
|
|
- Offset: 0x0000000000000001
|
|
Symbol: bar
|
|
Type: R_X86_64_32
|
|
- Name: .rela.text2
|
|
Type: SHT_RELA
|
|
Relocations:
|
|
- Offset: 0x0000000000000001
|
|
Symbol: bar
|
|
Type: R_X86_64_32
|
|
- Name: .other.section
|
|
Type: SHT_PROGBITS
|
|
Symbols:
|
|
- Name: bar
|
|
Binding: STB_GLOBAL
|
|
...
|
|
|
|
## Check we remove unreferenced undefined symbols, even if
|
|
## they weren't previously referenced. This follows GNU.
|
|
|
|
# RUN: yaml2obj --docnum=2 %s -o %t.o
|
|
# RUN: llvm-objcopy -j .keep_me %t.o %t2.o
|
|
# RUN: llvm-readobj --symbols %t2.o | FileCheck %s
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_REL
|
|
Machine: EM_X86_64
|
|
Sections:
|
|
- Name: .keep_me
|
|
Type: SHT_PROGBITS
|
|
Symbols:
|
|
- Name: bar
|
|
Binding: STB_GLOBAL
|
|
...
|