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cleanup obsolete changes

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This commit is contained in:
Rainer Schuetze 2016-03-01 15:15:54 +01:00 • committed by Martin
parent 1f41496326
commit 03e7834a49
6 changed files with 6 additions and 126 deletions
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12
ir/irfunction.cpp
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@ -184,7 +184,6 @@ void executeCleanup(IRState *irs, CleanupScope &scope,
scope.exitTargets.push_back(CleanupExitTarget(continueWith));
scope.exitTargets.back().sourceBlocks.push_back(sourceBlock);
}
}
ScopeStack::~ScopeStack() {
@ -255,17 +254,6 @@ llvm::BasicBlock *ScopeStack::runCleanupPad(CleanupCursor scope,
if (isCatchSwitchBlock(cleanupScopes[scope].beginBlock))
return cleanupScopes[scope].beginBlock;
// when hitting a catch return instruction during cleanup,
// just unwind to the corresponding catchswitch block instead
if (!cleanupScopes[scope].beginBlock->empty()) {
if (auto catchret = llvm::dyn_cast<llvm::CatchReturnInst>(
&cleanupScopes[scope].beginBlock->front())) {
llvm::BasicBlock* endcatch = nullptr;
auto catchpad = catchret->getCatchPad();
auto catchswitch = catchpad->getCatchSwitch();
return catchswitch->getUnwindDest();
}
}
// each cleanup block is bracketed by a pair of cleanuppad/cleanupret
// instructions, any unwinding should also just continue at the next