MustBeExecutedContextPrinter::runOnModule: Use unique_ptr to simplify/clarify ownership

This commit is contained in:
David Blaikie 2020-04-28 11:30:22 -07:00
parent a077fc20b4
commit 454a8a8a59

View File

@ -357,26 +357,23 @@ ModulePass *llvm::createMustBeExecutedContextPrinter() {
bool MustBeExecutedContextPrinter::runOnModule(Module &M) {
// We provide non-PM analysis here because the old PM doesn't like to query
// function passes from a module pass.
SmallVector<PostDominatorTree *, 8> PDTs;
SmallVector<DominatorTree *, 8> DTs;
SmallVector<LoopInfo *, 8> LIs;
SmallVector<std::unique_ptr<PostDominatorTree>, 8> PDTs;
SmallVector<std::unique_ptr<DominatorTree>, 8> DTs;
SmallVector<std::unique_ptr<LoopInfo>, 8> LIs;
GetterTy<LoopInfo> LIGetter = [&](const Function &F) {
DominatorTree *DT = new DominatorTree(const_cast<Function &>(F));
LoopInfo *LI = new LoopInfo(*DT);
DTs.push_back(DT);
LIs.push_back(LI);
return LI;
DTs.push_back(std::make_unique<DominatorTree>(const_cast<Function &>(F)));
LIs.push_back(std::make_unique<LoopInfo>(*DTs.back()));
return LIs.back().get();
};
GetterTy<DominatorTree> DTGetter = [&](const Function &F) {
DominatorTree *DT = new DominatorTree(const_cast<Function &>(F));
DTs.push_back(DT);
return DT;
DTs.push_back(std::make_unique<DominatorTree>(const_cast<Function&>(F)));
return DTs.back().get();
};
GetterTy<PostDominatorTree> PDTGetter = [&](const Function &F) {
PostDominatorTree *PDT = new PostDominatorTree(const_cast<Function &>(F));
PDTs.push_back(PDT);
return PDT;
PDTs.push_back(
std::make_unique<PostDominatorTree>(const_cast<Function &>(F)));
return PDTs.back().get();
};
MustBeExecutedContextExplorer Explorer(
/* ExploreInterBlock */ true,
@ -392,9 +389,6 @@ bool MustBeExecutedContextPrinter::runOnModule(Module &M) {
}
}
DeleteContainerPointers(PDTs);
DeleteContainerPointers(LIs);
DeleteContainerPointers(DTs);
return false;
}