# RUN: rm -rf %t && mkdir %t # RUN: yaml2obj %s -o %t/original # RUN: llvm-strip --strip-all %t/original -o %t/stripped # RUN: llvm-readobj --macho-segment --section-headers %t/stripped | FileCheck %s # CHECK-LABEL: Sections [ # CHECK: Index: 0 # CHECK-NEXT: Name: __text # CHECK-NEXT: Segment: __TEXT # CHECK: Offset: 16384 # CHECK-LABEL: Name: __PAGEZERO # CHECK: fileoff: 0 # CHECK-LABEL: Name: __TEXT # CHECK: fileoff: 0 # The YAML below is the following code # ``` # static int foo = 12345; # int bar = 4567; # int main(int argc, char **argv) { return 0; } # ``` # Compiled on macOS against the macOS SDK and passing `-Wl,-encryptable` # Contents are removed, since they are not important for the test. We need a # small text segment (smaller than a page). --- !mach-o FileHeader: magic: 0xFEEDFACF cputype: 0x100000C cpusubtype: 0x0 filetype: 0x2 ncmds: 18 sizeofcmds: 920 flags: 0x200085 reserved: 0x0 LoadCommands: - cmd: LC_SEGMENT_64 cmdsize: 72 segname: __PAGEZERO vmaddr: 0 vmsize: 4294967296 fileoff: 0 filesize: 0 maxprot: 0 initprot: 0 nsects: 0 flags: 0 - cmd: LC_SEGMENT_64 cmdsize: 232 segname: __TEXT vmaddr: 4294967296 vmsize: 32768 fileoff: 0 filesize: 32768 maxprot: 5 initprot: 5 nsects: 2 flags: 0 Sections: - sectname: __text segname: __TEXT addr: 0x100004000 size: 32 offset: 0x4000 align: 2 reloff: 0x0 nreloc: 0 flags: 0x80000400 reserved1: 0x0 reserved2: 0x0 reserved3: 0x0 - sectname: __unwind_info segname: __TEXT addr: 0x100004020 size: 88 offset: 0x4020 align: 2 reloff: 0x0 nreloc: 0 flags: 0x0 reserved1: 0x0 reserved2: 0x0 reserved3: 0x0 - cmd: LC_SEGMENT_64 cmdsize: 152 segname: __DATA vmaddr: 4295000064 vmsize: 16384 fileoff: 32768 filesize: 16384 maxprot: 3 initprot: 3 nsects: 1 flags: 0 Sections: - sectname: __data segname: __DATA addr: 0x100008000 size: 4 offset: 0x8000 align: 2 reloff: 0x0 nreloc: 0 flags: 0x0 reserved1: 0x0 reserved2: 0x0 reserved3: 0x0 - cmd: LC_SEGMENT_64 cmdsize: 72 segname: __LINKEDIT vmaddr: 4295016448 vmsize: 16384 fileoff: 49152 filesize: 768 maxprot: 1 initprot: 1 nsects: 0 flags: 0 - cmd: LC_DYLD_CHAINED_FIXUPS cmdsize: 16 dataoff: 49152 datasize: 56 - cmd: LC_DYLD_EXPORTS_TRIE cmdsize: 16 dataoff: 49208 datasize: 64 - cmd: LC_SYMTAB cmdsize: 24 symoff: 49280 nsyms: 3 stroff: 49328 strsize: 40 - cmd: LC_DYSYMTAB cmdsize: 80 ilocalsym: 0 nlocalsym: 0 iextdefsym: 0 nextdefsym: 3 iundefsym: 3 nundefsym: 0 tocoff: 0 ntoc: 0 modtaboff: 0 nmodtab: 0 extrefsymoff: 0 nextrefsyms: 0 indirectsymoff: 0 nindirectsyms: 0 extreloff: 0 nextrel: 0 locreloff: 0 nlocrel: 0 - cmd: LC_LOAD_DYLINKER cmdsize: 32 name: 12 Content: '/usr/lib/dyld' ZeroPadBytes: 7 - cmd: LC_UUID cmdsize: 24 uuid: ADDA943C-657A-3A49-9580-168E17A40FFB - cmd: LC_BUILD_VERSION cmdsize: 32 platform: 1 minos: 983040 sdk: 984320 ntools: 1 Tools: - tool: 3 version: 76481537 - cmd: LC_SOURCE_VERSION cmdsize: 16 version: 0 - cmd: LC_MAIN cmdsize: 24 entryoff: 16384 stacksize: 0 - cmd: LC_ENCRYPTION_INFO_64 cmdsize: 24 cryptoff: 16384 cryptsize: 16384 cryptid: 0 pad: 0 - cmd: LC_LOAD_DYLIB cmdsize: 56 dylib: name: 24 timestamp: 2 current_version: 88539136 compatibility_version: 65536 Content: '/usr/lib/libSystem.B.dylib' ZeroPadBytes: 6 - cmd: LC_FUNCTION_STARTS cmdsize: 16 dataoff: 49272 datasize: 8 - cmd: LC_DATA_IN_CODE cmdsize: 16 dataoff: 49280 datasize: 0 - cmd: LC_CODE_SIGNATURE cmdsize: 16 dataoff: 49376 datasize: 544 LinkEditData: ExportTrie: TerminalSize: 0 NodeOffset: 0 Name: '' Flags: 0x0 Address: 0x0 Other: 0x0 ImportName: '' Children: - TerminalSize: 0 NodeOffset: 25 Name: _ Flags: 0x0 Address: 0x0 Other: 0x0 ImportName: '' Children: - TerminalSize: 2 NodeOffset: 9 Name: _mh_execute_header Flags: 0x0 Address: 0x0 Other: 0x0 ImportName: '' - TerminalSize: 4 NodeOffset: 13 Name: bar Flags: 0x0 Address: 0x8000 Other: 0x0 ImportName: '' - TerminalSize: 4 NodeOffset: 19 Name: main Flags: 0x0 Address: 0x4000 Other: 0x0 ImportName: '' NameList: - n_strx: 2 n_type: 0xF n_sect: 1 n_desc: 16 n_value: 4294967296 - n_strx: 22 n_type: 0xF n_sect: 3 n_desc: 0 n_value: 4295000064 - n_strx: 27 n_type: 0xF n_sect: 1 n_desc: 0 n_value: 4294983680 StringTable: - ' ' - __mh_execute_header - _bar - _main - '' - '' - '' - '' - '' - '' - '' FunctionStarts: [ 0x4000 ] ChainedFixups: [ 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x34, 0x0, 0x0, 0x0, 0x34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 ] ...