Some more problems noticed by Curtis

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42717 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Berlin 2007-10-07 04:47:57 +00:00
parent 1cf08fddc7
commit c27d61d3ae

View File

@ -648,8 +648,8 @@ public:
ElementListIter Iter1 = Elements.begin();
ElementListConstIter Iter2 = RHS.Elements.begin();
// Check if they are both empty
if (Elements.empty() && RHS.Elements.empty())
// If either our bitmap or RHS is empty, we are done
if (Elements.empty() || RHS.Elements.empty())
return false;
// Loop through, intersecting as we go, erasing elements when necessary.
@ -692,8 +692,9 @@ public:
ElementListConstIter Iter1 = RHS1.Elements.begin();
ElementListConstIter Iter2 = RHS2.Elements.begin();
// Check if they are both empty.
if (RHS1.empty() && RHS2.empty())
// If RHS1 is empty, we are done
// If RHS2 is empty, we still have to copy RHS1
if (RHS1.Elements.empty())
return;
// Loop through, intersecting as we go, erasing elements when necessary.
@ -716,6 +717,9 @@ public:
++Iter1;
++Iter2;
} else {
SparseBitVectorElement<ElementSize> *NewElement =
new SparseBitVectorElement<ElementSize>(*Iter1);
Elements.push_back(NewElement);
++Iter1;
}
}