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Fix SCEVCommutativeExpr::print to be robust in the case of improper
expression canonicalization. Its job is to print what's there, not to make judgements about it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101461 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -247,11 +247,13 @@ void SCEVSignExtendExpr::print(raw_ostream &OS) const {
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}
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void SCEVCommutativeExpr::print(raw_ostream &OS) const {
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assert(NumOperands > 1 && "This plus expr shouldn't exist!");
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const char *OpStr = getOperationStr();
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OS << "(" << *Operands[0];
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for (unsigned i = 1, e = NumOperands; i != e; ++i)
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OS << OpStr << *Operands[i];
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OS << "(";
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for (op_iterator I = op_begin(), E = op_end(); I != E; ++I) {
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OS << **I;
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if (next(I) != E)
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OS << OpStr;
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}
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OS << ")";
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}
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