better c99 struct handling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27970 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DataStructure/Local.cpp b/lib/Analysis/DataStructure/Local.cpp
index 738a105..22dd239 100644
--- a/lib/Analysis/DataStructure/Local.cpp
+++ b/lib/Analysis/DataStructure/Local.cpp
@@ -1122,13 +1122,12 @@
for (unsigned i = 0, e = CS->getNumOperands(); i != e; ++i) {
DSNode *NHN = NH.getNode();
//Some programmers think ending a structure with a [0 x sbyte] is cute
- //This should be ok as the allocation type should grow this type when
- //it is merged in if it is bigger.
if (SL->MemberOffsets[i] < SL->StructSize) {
DSNodeHandle NewNH(NHN, NH.getOffset()+(unsigned)SL->MemberOffsets[i]);
MergeConstantInitIntoNode(NewNH, cast<Constant>(CS->getOperand(i)));
} else if (SL->MemberOffsets[i] == SL->StructSize) {
DEBUG(std::cerr << "Zero size element at end of struct\n");
+ NHN->foldNodeCompletely();
} else {
assert(0 && "type was smaller than offsets of of struct layout indicate");
}