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Fix the implementation of MachOObjectFile::isSectionZeroInit so it follows the MachO spec.

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llvm-svn: 155976
This commit is contained in:
Eli Friedman 2012-05-02 02:31:28 +00:00
parent 1e9562afb1
commit 101c4055c5
1 changed files with 6 additions and 4 deletions
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10
lib/Object/MachOObjectFile.cpp
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@ -598,13 +598,15 @@ error_code MachOObjectFile::isSectionZeroInit(DataRefImpl DRI,
if (MachOObj->is64Bit()) {
InMemoryStruct<macho::Section64> Sect;
getSection64(DRI, Sect);
Result = (Sect->Flags & MachO::SectionTypeZeroFill ||
Sect->Flags & MachO::SectionTypeZeroFillLarge);
unsigned SectionType = Sect->Flags & MachO::SectionFlagMaskSectionType;
Result = (SectionType == MachO::SectionTypeZeroFill ||
SectionType == MachO::SectionTypeZeroFillLarge);
} else {
InMemoryStruct<macho::Section> Sect;
getSection(DRI, Sect);
Result = (Sect->Flags & MachO::SectionTypeZeroFill ||
Sect->Flags & MachO::SectionTypeZeroFillLarge);
unsigned SectionType = Sect->Flags & MachO::SectionFlagMaskSectionType;
Result = (SectionType == MachO::SectionTypeZeroFill ||
SectionType == MachO::SectionTypeZeroFillLarge);
}
return object_error::success;