# RUN: yaml2obj %s > %t
# RUN: llvm-objcopy --redefine-sym foo=oof --redefine-sym empty= %t %t2
# RUN: llvm-readobj -symbols %t2 | FileCheck %s
# RUN: not llvm-objcopy --redefine-sym barbar %t %t2 2>&1 | FileCheck %s --check-prefix=BAD-FORMAT
# RUN: not llvm-objcopy --redefine-sym foo=f1 --redefine-sym foo=f2 %t %t2 2>&1 | FileCheck %s --check-prefix=MULTIPLE-REDEFINITION

!ELF
FileHeader:
  Class:           ELFCLASS64
  Data:            ELFDATA2LSB
  Type:            ET_EXEC
  Machine:         EM_X86_64
Sections:
  - Name:            .text
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
    Address:         0x1000
    AddressAlign:    0x0000000000000010
    Content:         "0000000000000000"
  - Name:            .data
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC ]
    Address:         0x2000
    AddressAlign:    0x0000000000000010
    Content:         "0000000000000000"
Symbols:
  Global:
    - Name:     foo
      Type:     STT_FUNC
      Section:  .text
      Value:    0x1004
    - Name:     bar
      Type:     STT_OBJECT
      Section:  .data
      Value:    0x2000
      Size:     4
    - Name:     empty
      Type:     STT_FUNC
      Section:  .text
      Value:    0x1008

#CHECK: Symbols [
#CHECK-NEXT:  Symbol {
#CHECK-NEXT:    Name:
#CHECK-NEXT:    Value: 0x0
#CHECK-NEXT:    Size: 0
#CHECK-NEXT:    Binding: Local
#CHECK-NEXT:    Type: None
#CHECK-NEXT:    Other: 0
#CHECK-NEXT:    Section: Undefined
#CHECK-NEXT:  }
#CHECK-NEXT:  Symbol {
#CHECK-NEXT:    Name: oof
#CHECK-NEXT:    Value: 0x1004
#CHECK-NEXT:    Size: 0
#CHECK-NEXT:    Binding: Global
#CHECK-NEXT:    Type: Function
#CHECK-NEXT:    Other: 0
#CHECK-NEXT:    Section: .text
#CHECK-NEXT:  }
#CHECK-NEXT:  Symbol {
#CHECK-NEXT:    Name: bar
#CHECK-NEXT:    Value: 0x2000
#CHECK-NEXT:    Size: 4
#CHECK-NEXT:    Binding: Global
#CHECK-NEXT:    Type: Object
#CHECK-NEXT:    Other: 0
#CHECK-NEXT:    Section: .data
#CHECK-NEXT:  }
#CHECK-NEXT:  Symbol {
#CHECK-NEXT:    Name: 
#CHECK-NEXT:    Value: 0x1008
#CHECK-NEXT:    Size: 0
#CHECK-NEXT:    Binding: Global
#CHECK-NEXT:    Type: Function
#CHECK-NEXT:    Other: 0
#CHECK-NEXT:    Section: .text
#CHECK-NEXT:  }

#BAD-FORMAT: Bad format for --redefine-sym
#MULTIPLE-REDEFINITION: Multiple redefinition of symbol foo