strip-symbol-and-relocation.test 1.42 KB
# RUN: yaml2obj %s -o %t

## Check we are able to strip all symbols and relocatable information at the same time.

# RUN: llvm-objcopy -S %t %t2
# RUN: llvm-objdump --section-headers %t2 | FileCheck %s

# RUN: llvm-objcopy --strip-all-gnu %t %t2
# RUN: llvm-objdump --section-headers %t2 | FileCheck %s

# CHECK-NOT: .symtab
# CHECK-NOT: .rela.text

## Check we are able to strip the particular symbol if we
## strip the corresponding relocation section at the same time.

# RUN: llvm-objcopy --strip-symbol=bar -R .rela.text %t %t2
# RUN: llvm-readelf -s -S %t2 | FileCheck %s --check-prefix=STRIPSYM

# STRIPSYM-NOT: bar
# STRIPSYM-NOT: .rela.text

# RUN: not llvm-objcopy --strip-symbol=bar %t %t2 2>&1 | FileCheck %s --check-prefix=ERR -DINPUT=%t
# ERR: error: '[[INPUT]]': not stripping symbol 'bar' because it is named in a relocation

--- !ELF
FileHeader:
  Class:           ELFCLASS64
  Data:            ELFDATA2LSB
  Type:            ET_REL
  Machine:         EM_X86_64
Sections:
  - Name:            .text
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ] 
    Content:         00000000
  - Name:            .rela.text
    Type:            SHT_RELA
    Link:            .symtab
    Info:            .text
    Relocations:
      - Offset:          0x0000000000000000
        Symbol:          bar
        Type:            R_X86_64_32S
Symbols:
  - Name:     bar
    Section:  .text
    Binding:  STB_GLOBAL