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Fix UB: can't bind a reference to nullptr (NFC)

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From: Mehdi Amini <mehdi.amini@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@248213 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mehdi Amini 2015-09-21 21:29:43 +00:00
parent 6030b444bc
commit 527648ee94
1 changed files with 1 additions and 1 deletions
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2
lib/Transforms/Scalar/LoopUnswitch.cpp
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@ -419,7 +419,7 @@ bool LoopUnswitch::runOnLoop(Loop *L, LPPassManager &LPM_Ref) {
Function *F = currentLoop->getHeader()->getParent();
bool Changed = false;
do {
assert(currentLoop->isLCSSAForm(*DT));
assert(!DT || currentLoop->isLCSSAForm(*DT));
redoLoop = false;
Changed |= processCurrentLoop();
} while(redoLoop);