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Add an assertion

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Check whether a block is a direct predecessor.

llvm-svn: 244401
This commit is contained in:
Michael Kruse 2015-08-08 18:10:54 +00:00
parent 0270a08ebf
commit 9bb8ef03a2
1 changed files with 1 additions and 0 deletions
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polly/lib/CodeGen/BlockGenerators.cpp
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@ -514,6 +514,7 @@ void BlockGenerator::generateScalarStores(ScopStmt &Stmt, BasicBlock *BB,
if (MA->getScopArrayInfo()->isPHI()) {
PHINode *BasePHI = dyn_cast<PHINode>(Base);
int PHIIdx = BasePHI->getBasicBlockIndex(BB);
assert(PHIIdx >= 0);
Address = getOrCreateAlloca(Base, PHIOpMap, ".phiops");
Val = BasePHI->getIncomingValue(PHIIdx);
} else {