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[TableGen] Restructure a loop to make it exit early instead of skipping a portion of the body based on what will also be the terminating condition. NFC

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llvm-svn: 237511
This commit is contained in:
Craig Topper 2015-05-16 05:42:03 +00:00
parent ab56bae9c6
commit f26873fcc2
1 changed files with 6 additions and 5 deletions
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11
lib/TableGen/Record.cpp
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@ -1113,12 +1113,13 @@ Init *TernOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const {
std::string::size_type found;
std::string::size_type idx = 0;
do {
while (true) {
found = Val.find(LHSs->getValue(), idx);
if (found != std::string::npos)
Val.replace(found, LHSs->getValue().size(), MHSs->getValue());
idx = found + MHSs->getValue().size();
} while (found != std::string::npos);
if (found == std::string::npos)
break;
Val.replace(found, LHSs->getValue().size(), MHSs->getValue());
idx = found + MHSs->getValue().size();
}
return StringInit::get(Val);
}