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* Add assertion to ExprTypeConvert to detect error earlier than without it

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* Fix bug in LevelRaise.cpp, correcting this problem:
    test/Regression/Transforms/LevelRaise/2002-07-16-RaiseCrash.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2920 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-07-16 17:33:13 +00:00
parent b39df57bf3
commit 131454e91d
2 changed files with 2 additions and 0 deletions
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1
lib/Transforms/ExprTypeConvert.cpp
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@ -903,6 +903,7 @@ static void ConvertOperandToType(User *U, Value *OldVal, Value *NewVal,
Instruction *I = cast<Instruction>(U); // Only Instructions convertable
BasicBlock *BB = I->getParent();
assert(BB != 0 && "Instruction not embedded in basic block!");
BasicBlock::InstListType &BIL = BB->getInstList();
std::string Name = I->getName(); if (!Name.empty()) I->setName("");
Instruction *Res; // Result of conversion

1
lib/Transforms/LevelRaise.cpp
View File

@ -227,6 +227,7 @@ static bool PeepholeOptimize(BasicBlock *BB, BasicBlock::iterator &BI) {
// source type of the cast...
//
ConvertedTypes.clear();
ConvertedTypes[CI] = Src->getType(); // Make sure the cast _does_ change
if (ValueConvertableToType(CI, Src->getType(), ConvertedTypes)) {
PRINT_PEEPHOLE3("CAST-DEST-EXPR-CONV:in ", Src, CI, BB->getParent());