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Improved comment. 

llvm-svn: 172864
This commit is contained in:
Michael Gottesman 2013-01-18 23:02:45 +00:00
parent 9854e0c6a2
commit 87db357547
1 changed files with 5 additions and 2 deletions
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7
llvm/lib/Transforms/Scalar/ObjCARC.cpp
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@ -578,8 +578,11 @@ static Value *GetObjCArg(Value *Inst) {
return StripPointerCastsAndObjCCalls(cast<CallInst>(Inst)->getArgOperand(0));
}
/// \brief This is similar to AliasAnalysis's isIdentifiedObject, except that it
/// uses special knowledge of ObjC conventions.
/// \brief Return true if this value refers to a distinct and identifiable
/// object.
///
/// This is similar to AliasAnalysis's isIdentifiedObject, except that it uses
/// special knowledge of ObjC conventions.
static bool IsObjCIdentifiedObject(const Value *V) {
// Assume that call results and arguments have their own "provenance".
// Constants (including GlobalVariables) and Allocas are never