# RUN: yaml2obj %s -o %t
# RUN: cp %t %t1
# RUN: llvm-objcopy --discard-all %t %t2
## Verify that llvm-objcopy has not modified the input.
# RUN: cmp %t %t1
# RUN: llvm-readobj --symbols %t2 | FileCheck %s

# RUN: llvm-objcopy -x %t %t3
## Verify that llvm-objcopy has not modified the input.
# RUN: cmp %t %t1
# RUN: cmp %t2 %t3

## Verify that llvm-strip modifies the symbol table the same way.
# RUN: cp %t %t4
# RUN: llvm-strip --discard-all %t4
# RUN: cmp %t2 %t4
# RUN: llvm-strip -x %t
# RUN: cmp %t2 %t

# CHECK:       Symbols [
# CHECK-NEXT:    Symbol {
# CHECK-NEXT:      Name: _b (1)
# CHECK-NEXT:      Extern
# CHECK-NEXT:      Type: Undef (0x0)
# CHECK-NEXT:      Section:  (0x0)
# CHECK-NEXT:      RefType: UndefinedNonLazy (0x0)
# CHECK-NEXT:      Flags [ (0x220)
# CHECK-NEXT:        AltEntry (0x200)
# CHECK-NEXT:        NoDeadStrip (0x20)
# CHECK-NEXT:      ]
# CHECK-NEXT:      Value: 0x4
# CHECK-NEXT:    }
# CHECK-NEXT:  ]

--- !mach-o
FileHeader:
  magic:           0xFEEDFACF
  cputype:         0x01000007
  cpusubtype:      0x00000003
  filetype:        0x00000001
  ncmds:           4
  sizeofcmds:      360
  flags:           0x00002000
  reserved:        0x00000000
LoadCommands:
  - cmd:             LC_SEGMENT_64
    cmdsize:         232
    segname:         ''
    vmaddr:          0
    vmsize:          4
    fileoff:         392
    filesize:        0
    maxprot:         7
    initprot:        7
    nsects:          2
    flags:           0
    Sections:
      - sectname:        __text
        segname:         __TEXT
        addr:            0x0000000000000000
        size:            0
        offset:          0x00000188
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x80000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
        content:         ''
      - sectname:        __bss
        segname:         __DATA
        addr:            0x0000000000000000
        size:            4
        offset:          0x00000000
        align:           2
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000001
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
  - cmd:             LC_BUILD_VERSION
    cmdsize:         24
    platform:        1
    minos:           658944
    sdk:             658944
    ntools:          0
  - cmd:             LC_SYMTAB
    cmdsize:         24
    symoff:          392
    nsyms:           2
    stroff:          424
    strsize:         8
  - cmd:             LC_DYSYMTAB
    cmdsize:         80
    ilocalsym:       0
    nlocalsym:       1
    iextdefsym:      1
    nextdefsym:      0
    iundefsym:       1
    nundefsym:       1
    tocoff:          0
    ntoc:            0
    modtaboff:       0
    nmodtab:         0
    extrefsymoff:    0
    nextrefsyms:     0
    indirectsymoff:  0
    nindirectsyms:   0
    extreloff:       0
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LinkEditData:
  NameList:
    - n_strx:          4
      n_type:          0x0E
      n_sect:          2
      n_desc:          32
      n_value:         0
    - n_strx:          1
      n_type:          0x01
      n_sect:          0
      n_desc:          544
      n_value:         4
  StringTable:
    - ''
    - _b
    - _a
    - ''
...