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[NFC] Add sanitizing assertion to ICF tracker 

llvm-svn: 339751
This commit is contained in:
Max Kazantsev 2018-08-15 05:50:38 +00:00
parent 68290f838a
commit df58dd8418
1 changed files with 3 additions and 1 deletions
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4
llvm/lib/Transforms/Utils/ImplicitControlFlowTracking.cpp
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@ -24,7 +24,9 @@ const Instruction *
ImplicitControlFlowTracking::getFirstICFI(const BasicBlock *BB) { ImplicitControlFlowTracking::getFirstICFI(const BasicBlock *BB) {
if (!KnownBlocks.count(BB)) if (!KnownBlocks.count(BB))
fill(BB); fill(BB);
return FirstImplicitControlFlowInsts.lookup(BB); auto *FirstICF = FirstImplicitControlFlowInsts.lookup(BB);
assert((!FirstICF || FirstICF->getParent() == BB) && "Inconsistent cache!");
return FirstICF;
} }
bool ImplicitControlFlowTracking::hasICF(const BasicBlock *BB) { bool ImplicitControlFlowTracking::hasICF(const BasicBlock *BB) {