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Add the rest of the additional error checks for invalid Mach-O files when

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the offsets and sizes of an element of the Mach-O file overlaps with
another element in the Mach-O file.

Some other tests for malformed Mach-O files now run into these
checks so their tests were also adjusted.

llvm-svn: 285860
This commit is contained in:
Kevin Enderby 2016-11-02 21:08:39 +00:00
parent 522bc93222
commit b4960cfadd
18 changed files with 157 additions and 28 deletions
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122
lib/Object/MachOObjectFile.cpp
View File

@ -260,7 +260,8 @@ template <typename Segment, typename Section>
static Error parseSegmentLoadCommand(
const MachOObjectFile *Obj, const MachOObjectFile::LoadCommandInfo &Load,
SmallVectorImpl<const char *> &Sections, bool &IsPageZeroSegment,
uint32_t LoadCommandIndex, const char *CmdName, uint64_t SizeOfHeaders) {
uint32_t LoadCommandIndex, const char *CmdName, uint64_t SizeOfHeaders,
std::list<MachOElement> &Elements) {
const unsigned SegmentLoadSize = sizeof(Segment);
if (Load.C.cmdsize < SegmentLoadSize)
return malformedError("load command " + Twine(LoadCommandIndex) +
@ -330,6 +331,13 @@ static Error parseSegmentLoadCommand(
Twine(LoadCommandIndex) +
" greater than than "
"the segment's vmaddr plus vmsize");
if (Obj->getHeader().filetype != MachO::MH_DYLIB_STUB &&
Obj->getHeader().filetype != MachO::MH_DSYM &&
s.flags != MachO::S_ZEROFILL &&
s.flags != MachO::S_THREAD_LOCAL_ZEROFILL)
if (Error Err = checkOverlappingElement(Elements, s.offset, s.size,
"section contents"))
return Err;
if (s.reloff > FileSize)
return malformedError("reloff field of section " + Twine(J) + " in " +
CmdName + " command " + Twine(LoadCommandIndex) +
@ -343,6 +351,11 @@ static Error parseSegmentLoadCommand(
Twine(J) + " in " + CmdName + " command " +
Twine(LoadCommandIndex) +
" extends past the end of the file");
if (Error Err = checkOverlappingElement(Elements, s.reloff, s.nreloc *
sizeof(struct
MachO::relocation_info),
"section relocation entries"))
return Err;
}
if (S.fileoff > FileSize)
return malformedError("load command " + Twine(LoadCommandIndex) +
@ -424,7 +437,8 @@ static Error checkSymtabCommand(const MachOObjectFile *Obj,
static Error checkDysymtabCommand(const MachOObjectFile *Obj,
const MachOObjectFile::LoadCommandInfo &Load,
uint32_t LoadCommandIndex,
const char **DysymtabLoadCmd) {
const char **DysymtabLoadCmd,
std::list<MachOElement> &Elements) {
if (Load.C.cmdsize < sizeof(MachO::dysymtab_command))
return malformedError("load command " + Twine(LoadCommandIndex) +
" LC_DYSYMTAB cmdsize too small");
@ -448,25 +462,36 @@ static Error checkDysymtabCommand(const MachOObjectFile *Obj,
"dylib_table_of_contents) of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, Dysymtab.tocoff,
Dysymtab.ntoc * sizeof(struct
MachO::dylib_table_of_contents),
"table of contents"))
return Err;
if (Dysymtab.modtaboff > FileSize)
return malformedError("modtaboff field of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
BigSize = Dysymtab.nmodtab;
const char *struct_dylib_module_name;
uint64_t sizeof_modtab;
if (Obj->is64Bit()) {
BigSize *= sizeof(MachO::dylib_module_64);
sizeof_modtab = sizeof(MachO::dylib_module_64);
struct_dylib_module_name = "struct dylib_module_64";
} else {
BigSize *= sizeof(MachO::dylib_module);
sizeof_modtab = sizeof(MachO::dylib_module);
struct_dylib_module_name = "struct dylib_module";
}
BigSize *= sizeof_modtab;
BigSize += Dysymtab.modtaboff;
if (BigSize > FileSize)
return malformedError("modtaboff field plus nmodtab field times sizeof(" +
Twine(struct_dylib_module_name) + ") of LC_DYSYMTAB "
"command " + Twine(LoadCommandIndex) + " extends "
"past the end of the file");
if (Error Err = checkOverlappingElement(Elements, Dysymtab.modtaboff,
Dysymtab.nmodtab * sizeof_modtab,
"module table"))
return Err;
if (Dysymtab.extrefsymoff > FileSize)
return malformedError("extrefsymoff field of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
@ -479,6 +504,11 @@ static Error checkDysymtabCommand(const MachOObjectFile *Obj,
"sizeof(struct dylib_reference) of LC_DYSYMTAB "
"command " + Twine(LoadCommandIndex) + " extends "
"past the end of the file");
if (Error Err = checkOverlappingElement(Elements, Dysymtab.extrefsymoff,
Dysymtab.nextrefsyms *
sizeof(MachO::dylib_reference),
"reference table"))
return Err;
if (Dysymtab.indirectsymoff > FileSize)
return malformedError("indirectsymoff field of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
@ -491,6 +521,11 @@ static Error checkDysymtabCommand(const MachOObjectFile *Obj,
"sizeof(uint32_t) of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, Dysymtab.indirectsymoff,
Dysymtab.nindirectsyms *
sizeof(uint32_t),
"indirect table"))
return Err;
if (Dysymtab.extreloff > FileSize)
return malformedError("extreloff field of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
@ -503,6 +538,11 @@ static Error checkDysymtabCommand(const MachOObjectFile *Obj,
"(struct relocation_info) of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, Dysymtab.extreloff,
Dysymtab.nextrel *
sizeof(MachO::relocation_info),
"external relocation table"))
return Err;
if (Dysymtab.locreloff > FileSize)
return malformedError("locreloff field of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
@ -515,6 +555,11 @@ static Error checkDysymtabCommand(const MachOObjectFile *Obj,
"(struct relocation_info) of LC_DYSYMTAB command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, Dysymtab.locreloff,
Dysymtab.nlocrel *
sizeof(MachO::relocation_info),
"local relocation table"))
return Err;
*DysymtabLoadCmd = Load.Ptr;
return Error::success();
}
@ -522,7 +567,9 @@ static Error checkDysymtabCommand(const MachOObjectFile *Obj,
static Error checkLinkeditDataCommand(const MachOObjectFile *Obj,
const MachOObjectFile::LoadCommandInfo &Load,
uint32_t LoadCommandIndex,
const char **LoadCmd, const char *CmdName) {
const char **LoadCmd, const char *CmdName,
std::list<MachOElement> &Elements,
const char *ElementName) {
if (Load.C.cmdsize < sizeof(MachO::linkedit_data_command))
return malformedError("load command " + Twine(LoadCommandIndex) + " " +
CmdName + " cmdsize too small");
@ -545,6 +592,9 @@ static Error checkLinkeditDataCommand(const MachOObjectFile *Obj,
Twine(CmdName) + " command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, LinkData.dataoff,
LinkData.datasize, ElementName))
return Err;
*LoadCmd = Load.Ptr;
return Error::success();
}
@ -552,7 +602,8 @@ static Error checkLinkeditDataCommand(const MachOObjectFile *Obj,
static Error checkDyldInfoCommand(const MachOObjectFile *Obj,
const MachOObjectFile::LoadCommandInfo &Load,
uint32_t LoadCommandIndex,
const char **LoadCmd, const char *CmdName) {
const char **LoadCmd, const char *CmdName,
std::list<MachOElement> &Elements) {
if (Load.C.cmdsize < sizeof(MachO::dyld_info_command))
return malformedError("load command " + Twine(LoadCommandIndex) + " " +
CmdName + " cmdsize too small");
@ -576,6 +627,10 @@ static Error checkDyldInfoCommand(const MachOObjectFile *Obj,
Twine(CmdName) + " command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, DyldInfo.rebase_off,
DyldInfo.rebase_size,
"dyld rebase info"))
return Err;
if (DyldInfo.bind_off > FileSize)
return malformedError("bind_off field of " + Twine(CmdName) +
" command " + Twine(LoadCommandIndex) + " extends "
@ -587,6 +642,10 @@ static Error checkDyldInfoCommand(const MachOObjectFile *Obj,
Twine(CmdName) + " command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, DyldInfo.bind_off,
DyldInfo.bind_size,
"dyld bind info"))
return Err;
if (DyldInfo.weak_bind_off > FileSize)
return malformedError("weak_bind_off field of " + Twine(CmdName) +
" command " + Twine(LoadCommandIndex) + " extends "
@ -598,6 +657,10 @@ static Error checkDyldInfoCommand(const MachOObjectFile *Obj,
Twine(CmdName) + " command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, DyldInfo.weak_bind_off,
DyldInfo.weak_bind_size,
"dyld weak bind info"))
return Err;
if (DyldInfo.lazy_bind_off > FileSize)
return malformedError("lazy_bind_off field of " + Twine(CmdName) +
" command " + Twine(LoadCommandIndex) + " extends "
@ -609,6 +672,10 @@ static Error checkDyldInfoCommand(const MachOObjectFile *Obj,
Twine(CmdName) + " command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, DyldInfo.lazy_bind_off,
DyldInfo.lazy_bind_size,
"dyld lazy bind info"))
return Err;
if (DyldInfo.export_off > FileSize)
return malformedError("export_off field of " + Twine(CmdName) +
" command " + Twine(LoadCommandIndex) + " extends "
@ -620,6 +687,10 @@ static Error checkDyldInfoCommand(const MachOObjectFile *Obj,
Twine(CmdName) + " command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, DyldInfo.export_off,
DyldInfo.export_size,
"dyld export info"))
return Err;
*LoadCmd = Load.Ptr;
return Error::success();
}
@ -932,7 +1003,8 @@ static Error checkTwoLevelHintsCommand(const MachOObjectFile *Obj,
const MachOObjectFile::LoadCommandInfo
&Load,
uint32_t LoadCommandIndex,
const char **LoadCmd) {
const char **LoadCmd,
std::list<MachOElement> &Elements) {
if (Load.C.cmdsize != sizeof(MachO::twolevel_hints_command))
return malformedError("load command " + Twine(LoadCommandIndex) +
" LC_TWOLEVEL_HINTS has incorrect cmdsize");
@ -953,6 +1025,10 @@ static Error checkTwoLevelHintsCommand(const MachOObjectFile *Obj,
"twolevel_hint) field of LC_TWOLEVEL_HINTS command " +
Twine(LoadCommandIndex) + " extends past the end of "
"the file");
if (Error Err = checkOverlappingElement(Elements, Hints.offset, Hints.nhints *
sizeof(MachO::twolevel_hint),
"two level hints"))
return Err;
*LoadCmd = Load.Ptr;
return Error::success();
}
@ -1073,39 +1149,47 @@ MachOObjectFile::MachOObjectFile(MemoryBufferRef Object, bool IsLittleEndian,
if ((Err = checkSymtabCommand(this, Load, I, &SymtabLoadCmd, Elements)))
return;
} else if (Load.C.cmd == MachO::LC_DYSYMTAB) {
if ((Err = checkDysymtabCommand(this, Load, I, &DysymtabLoadCmd)))
if ((Err = checkDysymtabCommand(this, Load, I, &DysymtabLoadCmd,
Elements)))
return;
} else if (Load.C.cmd == MachO::LC_DATA_IN_CODE) {
if ((Err = checkLinkeditDataCommand(this, Load, I, &DataInCodeLoadCmd,
"LC_DATA_IN_CODE")))
"LC_DATA_IN_CODE", Elements,
"data in code info")))
return;
} else if (Load.C.cmd == MachO::LC_LINKER_OPTIMIZATION_HINT) {
if ((Err = checkLinkeditDataCommand(this, Load, I, &LinkOptHintsLoadCmd,
"LC_LINKER_OPTIMIZATION_HINT")))
"LC_LINKER_OPTIMIZATION_HINT",
Elements, "linker optimization "
"hints")))
return;
} else if (Load.C.cmd == MachO::LC_FUNCTION_STARTS) {
if ((Err = checkLinkeditDataCommand(this, Load, I, &FuncStartsLoadCmd,
"LC_FUNCTION_STARTS")))
"LC_FUNCTION_STARTS", Elements,
"function starts data")))
return;
} else if (Load.C.cmd == MachO::LC_SEGMENT_SPLIT_INFO) {
if ((Err = checkLinkeditDataCommand(this, Load, I, &SplitInfoLoadCmd,
"LC_SEGMENT_SPLIT_INFO")))
"LC_SEGMENT_SPLIT_INFO", Elements,
"split info data")))
return;
} else if (Load.C.cmd == MachO::LC_DYLIB_CODE_SIGN_DRS) {
if ((Err = checkLinkeditDataCommand(this, Load, I, &CodeSignDrsLoadCmd,
"LC_DYLIB_CODE_SIGN_DRS")))
"LC_DYLIB_CODE_SIGN_DRS", Elements,
"code signing RDs data")))
return;
} else if (Load.C.cmd == MachO::LC_CODE_SIGNATURE) {
if ((Err = checkLinkeditDataCommand(this, Load, I, &CodeSignLoadCmd,
"LC_CODE_SIGNATURE")))
"LC_CODE_SIGNATURE", Elements,
"code signature data")))
return;
} else if (Load.C.cmd == MachO::LC_DYLD_INFO) {
if ((Err = checkDyldInfoCommand(this, Load, I, &DyldInfoLoadCmd,
"LC_DYLD_INFO")))
"LC_DYLD_INFO", Elements)))
return;
} else if (Load.C.cmd == MachO::LC_DYLD_INFO_ONLY) {
if ((Err = checkDyldInfoCommand(this, Load, I, &DyldInfoLoadCmd,
"LC_DYLD_INFO_ONLY")))
"LC_DYLD_INFO_ONLY", Elements)))
return;
} else if (Load.C.cmd == MachO::LC_UUID) {
if (Load.C.cmdsize != sizeof(MachO::uuid_command)) {
@ -1122,13 +1206,13 @@ MachOObjectFile::MachOObjectFile(MemoryBufferRef Object, bool IsLittleEndian,
if ((Err = parseSegmentLoadCommand<MachO::segment_command_64,
MachO::section_64>(
this, Load, Sections, HasPageZeroSegment, I,
"LC_SEGMENT_64", SizeOfHeaders)))
"LC_SEGMENT_64", SizeOfHeaders, Elements)))
return;
} else if (Load.C.cmd == MachO::LC_SEGMENT) {
if ((Err = parseSegmentLoadCommand<MachO::segment_command,
MachO::section>(
this, Load, Sections, HasPageZeroSegment, I,
"LC_SEGMENT", SizeOfHeaders)))
"LC_SEGMENT", SizeOfHeaders, Elements)))
return;
} else if (Load.C.cmd == MachO::LC_ID_DYLIB) {
if ((Err = checkDylibIdCommand(this, Load, I, &DyldIdLoadCmd)))
@ -1317,7 +1401,7 @@ MachOObjectFile::MachOObjectFile(MemoryBufferRef Object, bool IsLittleEndian,
// Note: LC_TWOLEVEL_HINTS is really obsolete and is not supported.
} else if (Load.C.cmd == MachO::LC_TWOLEVEL_HINTS) {
if ((Err = checkTwoLevelHintsCommand(this, Load, I,
&TwoLevelHintsLoadCmd)))
&TwoLevelHintsLoadCmd, Elements)))
return;
} else if (isLoadCommandObsolete(Load.C.cmd)) {
Err = malformedError("load command " + Twine(I) + " for cmd value of: " +

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test/Object/macho-invalid.test
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@ -439,3 +439,48 @@ INVALID-SYMTAB-OVERLAP: macho-invalid-symtab-overlap': truncated or malformed ob
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-strtab-overlap 2>&1 | FileCheck -check-prefix INVALID-STRTAB-OVERLAP %s
INVALID-STRTAB-OVERLAP: macho-invalid-strtab-overlap': truncated or malformed object (string table at offset 60 with a size of 16, overlaps symbol table at offset 52 with a size of 12)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-section-overlap 2>&1 | FileCheck -check-prefix INVALID-SECTION-OVERLAP %s
INVALID-SECTION-OVERLAP: macho-invalid-section-overlap': truncated or malformed object (symbol table at offset 208 with a size of 12, overlaps section contents at offset 184 with a size of 32)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-reloc-overlap 2>&1 | FileCheck -check-prefix INVALID-RELOC-OVERLAP %s
INVALID-RELOC-OVERLAP: macho-invalid-reloc-overlap': truncated or malformed object (section relocation entries at offset 204 with a size of 8, overlaps section contents at offset 176 with a size of 32)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-toc-overlap 2>&1 | FileCheck -check-prefix INVALID-TOC-OVERLAP %s
INVALID-TOC-OVERLAP: macho-invalid-toc-overlap': truncated or malformed object (table of contents at offset 292 with a size of 8, overlaps section relocation entries at offset 288 with a size of 8)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-modtab-overlap 2>&1 | FileCheck -check-prefix INVALID-MODTAB-OVERLAP %s
INVALID-MODTAB-OVERLAP: macho-invalid-modtab-overlap': truncated or malformed object (module table at offset 300 with a size of 52, overlaps table of contents at offset 296 with a size of 8)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-extrefsyms-overlap 2>&1 | FileCheck -check-prefix INVALID-EXTREFSYMS-OVERLAP %s
INVALID-EXTREFSYMS-OVERLAP: macho-invalid-extrefsyms-overlap': truncated or malformed object (reference table at offset 352 with a size of 4, overlaps module table at offset 304 with a size of 52)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-indirectsyms-overlap 2>&1 | FileCheck -check-prefix INVALID-INDIRECTSYMS-OVERLAP %s
INVALID-INDIRECTSYMS-OVERLAP: macho-invalid-indirectsyms-overlap': truncated or malformed object (indirect table at offset 364 with a size of 4, overlaps section contents at offset 364 with a size of 4)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-extreloff-overlap 2>&1 | FileCheck -check-prefix INVALID-EXTRELOFF-OVERLAP %s
INVALID-EXTRELOFF-OVERLAP: macho-invalid-extreloff-overlap': truncated or malformed object (external relocation table at offset 424 with a size of 8, overlaps reference table at offset 424 with a size of 4)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-locreloff-overlap 2>&1 | FileCheck -check-prefix INVALID-LOCRELOFF-OVERLAP %s
INVALID-LOCRELOFF-OVERLAP: macho-invalid-locreloff-overlap': truncated or malformed object (local relocation table at offset 432 with a size of 8, overlaps external relocation table at offset 428 with a size of 8)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-hints-overlap 2>&1 | FileCheck -check-prefix INVALID-HINTS-OVERLAP %s
INVALID-HINTS-OVERLAP: macho-invalid-hints-overlap': truncated or malformed object (two level hints at offset 104 with a size of 4, overlaps Mach-O headers at offset 0 with a size of 108)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-codesig-overlap 2>&1 | FileCheck -check-prefix INVALID-CODESIG-OVERLAP %s
INVALID-CODESIG-OVERLAP: macho-invalid-codesig-overlap': truncated or malformed object (code signature data at offset 40 with a size of 32, overlaps Mach-O headers at offset 0 with a size of 48)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-rebase-overlap 2>&1 | FileCheck -check-prefix INVALID-REBASE-OVERLAP %s
INVALID-REBASE-OVERLAP: macho-invalid-rebase-overlap': truncated or malformed object (dyld rebase info at offset 72 with a size of 32, overlaps Mach-O headers at offset 0 with a size of 80)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-bind-overlap 2>&1 | FileCheck -check-prefix INVALID-BIND-OVERLAP %s
INVALID-BIND-OVERLAP: macho-invalid-bind-overlap': truncated or malformed object (dyld bind info at offset 104 with a size of 32, overlaps dyld rebase info at offset 80 with a size of 32)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-weak_bind-overlap 2>&1 | FileCheck -check-prefix INVALID-WEAK_BIND-OVERLAP %s
INVALID-WEAK_BIND-OVERLAP: macho-invalid-weak_bind-overlap': truncated or malformed object (dyld weak bind info at offset 136 with a size of 32, overlaps dyld bind info at offset 112 with a size of 32)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-lazy_bind-overlap 2>&1 | FileCheck -check-prefix INVALID-LAZY_BIND-OVERLAP %s
INVALID-LAZY_BIND-OVERLAP: macho-invalid-lazy_bind-overlap': truncated or malformed object (dyld lazy bind info at offset 168 with a size of 32, overlaps dyld weak bind info at offset 144 with a size of 32)
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-export-overlap 2>&1 | FileCheck -check-prefix INVALID-EXPORT-OVERLAP %s
INVALID-EXPORT-OVERLAP: macho-invalid-export-overlap': truncated or malformed object (dyld export info at offset 200 with a size of 32, overlaps dyld lazy bind info at offset 176 with a size of 32)

18
test/tools/llvm-objdump/X86/malformed-machos.test
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@ -7,17 +7,17 @@
# m0001: mem-crup-0001.macho': truncated or malformed object (addr field plus size of section 2 in LC_SEGMENT_64 command 0 greater than than the segment's vmaddr plus vmsize)
# RUN: llvm-objdump -macho -objc-meta-data \
# RUN: %p/Inputs/malformed-machos/mem-crup-0006.macho \
# RUN: not llvm-objdump -macho -objc-meta-data \
# RUN: %p/Inputs/malformed-machos/mem-crup-0006.macho 2>&1 \
# RUN: | FileCheck -check-prefix=m0006 %s
# m0006: ivarLayout 0x8
# m0006: malformed-machos/mem-crup-0006.macho': truncated or malformed object (section contents at offset 4128 with a size of 176, overlaps section contents at offset 4128 with a size of 8)
# RUN: llvm-objdump -macho -objc-meta-data \
# RUN: %p/Inputs/malformed-machos/mem-crup-0006.macho \
# RUN: not llvm-objdump -macho -objc-meta-data \
# RUN: %p/Inputs/malformed-machos/mem-crup-0010.macho 2>&1 \
# RUN: | FileCheck -check-prefix=m0010 %s
# m0010: 00000000000010e0 0x10e8 _OBJC_CLASS_
# m0010: mem-crup-0010.macho': truncated or malformed object (section contents at offset 4320 with a size of 80, overlaps section contents at offset 4320 with a size of 8)
# RUN: not llvm-objdump -macho -objc-meta-data \
# RUN: %p/Inputs/malformed-machos/mem-crup-0040.macho 2>&1 \
@ -34,8 +34,8 @@
# RUN: llvm-objdump -macho -objc-meta-data \
# RUN: %p/Inputs/malformed-machos/mem-crup-0261.macho
# RUN: llvm-objdump -macho -disassemble \
# RUN: %p/Inputs/malformed-machos/mem-crup-0337.macho \
# RUN: not llvm-objdump -macho -disassemble \
# RUN: %p/Inputs/malformed-machos/mem-crup-0337.macho 2>&1 \
# RUN: | FileCheck -check-prefix=m0337 %s
# m0337: subq $16, %rsp
# m0337: mem-crup-0337.macho': truncated or malformed object (section relocation entries at offset 0 with a size of 512, overlaps Mach-O headers at offset 0 with a size of 2048)