Author: szepet
Date: Tue Jul 25 14:54:58 2017
New Revision: 309036
URL: http://llvm.org/viewvc/llvm-project?rev=309036&view=rev
Log:
[StaticAnalyzer] LoopUnrolling - Attempt to fix a crash in r309006.
Modified:
cfe/trunk/lib/StaticAnalyzer/Core/LoopUnrolling.cpp
Modified: cfe/trunk/lib/StaticAnalyzer/Core/LoopUnrolling.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Core/LoopUnrolling.cpp?rev=309036&r1=309035&r2=309036&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Core/LoopUnrolling.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Core/LoopUnrolling.cpp Tue Jul 25 14:54:58 2017
@@ -183,8 +183,10 @@ bool isUnrolledLoopBlock(const CFGBlock
LBV.setBlocksOfLoop(E.first, M);
// In case of an inlined function call check if any of its callSiteBlock is
// marked.
- while (SearchedBlock && BlockSet.find(SearchedBlock) == BlockSet.end()) {
+ while (BlockSet.find(SearchedBlock) == BlockSet.end() &&
!StackFrame->inTopFrame()) {
SearchedBlock = StackFrame->getCallSiteBlock();
+ if(!SearchedBlock)
+ break;
StackFrame = StackFrame->getParent()->getCurrentStackFrame();
}
delete M;
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