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GCC fails to understand that NextBB is always initialized if EvaluateBlock

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returns 'true' and emits a warning.  Help it out.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151242 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2012-02-23 08:23:06 +00:00
parent 7481d07a07
commit 4b794f8191
1 changed files with 1 additions and 1 deletions
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2
lib/Transforms/IPO/GlobalOpt.cpp
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@ -2645,7 +2645,7 @@ bool Evaluator::EvaluateFunction(Function *F, Constant *&RetVal,
BasicBlock::iterator CurInst = CurBB->begin(); BasicBlock::iterator CurInst = CurBB->begin();
while (1) { while (1) {
BasicBlock *NextBB; BasicBlock *NextBB = 0; // Initialized to avoid compiler warnings.
if (!EvaluateBlock(CurInst, NextBB)) if (!EvaluateBlock(CurInst, NextBB))
return false; return false;