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object: Add operator < for SymbolRef and SectionRef.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143563 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer 2011-11-02 19:33:41 +00:00
parent 783d88793a
commit 3314c26475
1 changed files with 16 additions and 0 deletions
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16
include/llvm/Object/ObjectFile.h
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@ -78,6 +78,12 @@ static bool operator ==(const DataRefImpl &a, const DataRefImpl &b) {
return std::memcmp(&a, &b, sizeof(DataRefImpl)) == 0;
}
static bool operator <(const DataRefImpl &a, const DataRefImpl &b) {
// Check bitwise identical. This is the only legal way to compare a union w/o
// knowing which member is in use.
return std::memcmp(&a, &b, sizeof(DataRefImpl)) < 0;
}
class SymbolRef;
/// RelocationRef - This is a value type class that represents a single
@ -135,6 +141,7 @@ public:
SectionRef(DataRefImpl SectionP, const ObjectFile *Owner);
bool operator==(const SectionRef &Other) const;
bool operator <(const SectionRef &Other) const;
error_code getNext(SectionRef &Result) const;
@ -182,6 +189,7 @@ public:
SymbolRef(DataRefImpl SymbolP, const ObjectFile *Owner);
bool operator==(const SymbolRef &Other) const;
bool operator <(const SymbolRef &Other) const;
error_code getNext(SymbolRef &Result) const;
@ -339,6 +347,10 @@ inline bool SymbolRef::operator==(const SymbolRef &Other) const {
return SymbolPimpl == Other.SymbolPimpl;
}
inline bool SymbolRef::operator <(const SymbolRef &Other) const {
return SymbolPimpl < Other.SymbolPimpl;
}
inline error_code SymbolRef::getNext(SymbolRef &Result) const {
return OwningObject->getSymbolNext(SymbolPimpl, Result);
}
@ -402,6 +414,10 @@ inline bool SectionRef::operator==(const SectionRef &Other) const {
return SectionPimpl == Other.SectionPimpl;
}
inline bool SectionRef::operator <(const SectionRef &Other) const {
return SectionPimpl < Other.SectionPimpl;
}
inline error_code SectionRef::getNext(SectionRef &Result) const {
return OwningObject->getSectionNext(SectionPimpl, Result);
}