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Add a sanity check for constant expression casts

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llvm-svn: 8951
This commit is contained in:
Chris Lattner 2003-10-07 22:19:19 +00:00
parent f090d28209
commit bd123c6e51
1 changed files with 2 additions and 0 deletions
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2
lib/VMCore/Constants.cpp
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@ -897,6 +897,8 @@ struct ConvertConstantType<ConstantExpr, Type> {
static ValueMap<ExprMapKeyType, Type, ConstantExpr> ExprConstants;
Constant *ConstantExpr::getCast(Constant *C, const Type *Ty) {
assert(Ty->isFirstClassType() && "Cannot cast to an aggregate type!");
if (Constant *FC = ConstantFoldCastInstruction(C, Ty))
return FC; // Fold a few common cases...