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Fix a use-after-free.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109468 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-07-26 23:40:24 +00:00
parent 23295cc1dd
commit 3eca15bdb5
1 changed files with 0 additions and 2 deletions
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2
lib/CodeGen/CriticalAntiDepBreaker.cpp
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@ -41,8 +41,6 @@ CriticalAntiDepBreaker::~CriticalAntiDepBreaker() {
}
void CriticalAntiDepBreaker::StartBlock(MachineBasicBlock *BB) {
Classes.clear();
const unsigned BBSize = BB->size();
for (unsigned i = 0, e = TRI->getNumRegs(); i != e; ++i) {
// Clear out the register class data.