relocations-no-symtab.test 1.36 KB
## Check that we can copy an object that has a relocation
## with a symbol index of 0 even when there is no symbol table.

# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: llvm-objcopy %t1 %t2
# RUN: llvm-readobj --relocations %t2 | FileCheck %s

# CHECK:     Relocations [
# CHECK-NEXT:  Section {{.*}} .rel.text {
# CHECK-NEXT:    0x1000 R_X86_64_RELATIVE - 0x0
# CHECK-NEXT:  }
# CHECK-NEXT:]

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name:  .text
    Type:  SHT_PROGBITS
    Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
  - Name:  .rel.text
    Type:  SHT_REL
    Info:  .text
    Relocations:
      - Offset: 0x1000
        Type:   R_X86_64_RELATIVE

## Check that we report an error when a relocation refers to a
## non-zero symbol index but there is no symbol table.

# RUN: yaml2obj --docnum=2 %s -o %t3
# RUN: not llvm-objcopy %t3 /dev/null 2>&1 | FileCheck %s --check-prefix=ERR

# ERR: error: '.rel.text': relocation references symbol with index 1, but there is no symbol table

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name:  .text
    Type:  SHT_PROGBITS
    Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
  - Name:  .rel.text
    Type:  SHT_REL
    Info:  .text
    Relocations:
      - Offset: 0x1000
        Symbol: 1
        Type:   R_X86_64_NONE