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Merging rr222376:

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r222376 | majnemer | 2014-11-19 11:36:18 -0800 (Wed, 19 Nov 2014) | 3 lines

AliasSet: Simplify mergeSetIn

No functional change intended.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_35@223635 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Majnemer 2014-12-08 08:48:58 +00:00
parent a32748ff23
commit c9f58af99d
1 changed files with 3 additions and 4 deletions
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7
lib/Analysis/AliasSetTracker.cpp
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@ -55,16 +55,15 @@ void AliasSet::mergeSetIn(AliasSet &AS, AliasSetTracker &AST) {
AliasTy = MayAlias;
}
bool ASHadUnknownInsts = false;
bool ASHadUnknownInsts = !AS.UnknownInsts.empty();
if (UnknownInsts.empty()) { // Merge call sites...
if (!AS.UnknownInsts.empty()) {
if (ASHadUnknownInsts) {
std::swap(UnknownInsts, AS.UnknownInsts);
addRef();
}
} else if (!AS.UnknownInsts.empty()) {
} else if (ASHadUnknownInsts) {
UnknownInsts.insert(UnknownInsts.end(), AS.UnknownInsts.begin(), AS.UnknownInsts.end());
AS.UnknownInsts.clear();
ASHadUnknownInsts = true;
}
AS.Forward = this; // Forward across AS now...