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[AliasSetTracker] Cleanup more comments. [NFCI]

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@352416 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alina Sbirlea
2019-01-28 19:38:03 +00:00
parent 47ed425f27
commit 8c8136c7e2
1 changed files with 6 additions and 4 deletions
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lib/Analysis/AliasSetTracker.cpp
+6 -4
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@@ -301,10 +301,12 @@ AliasSet *AliasSetTracker::mergeAliasSetsForPointer(const Value *Ptr,
iterator Cur = I++;
if (Cur->Forward || !Cur->aliasesPointer(Ptr, Size, AAInfo, AA)) continue;
if (!FoundSet) { // If this is the first alias set ptr can go into.
FoundSet = &*Cur; // Remember it.
} else { // Otherwise, we must merge the sets.
FoundSet->mergeSetIn(*Cur, *this); // Merge in contents.
if (!FoundSet) {
// If this is the first alias set ptr can go into, remember it.
FoundSet = &*Cur;
} else {
// Otherwise, we must merge the sets.
FoundSet->mergeSetIn(*Cur, *this);
}
}