From: Evan Cheng Date: Tue, 13 Jun 2006 21:47:27 +0000 (+0000) Subject: getOperandNum(): error if specified operand number is out of range. X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=50c997e26aef7a8532c64064003eaf649d237cc9;p=oota-llvm.git getOperandNum(): error if specified operand number is out of range. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28775 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp index 277d41e9854..34bcd360bf9 100644 --- a/utils/TableGen/DAGISelEmitter.cpp +++ b/utils/TableGen/DAGISelEmitter.cpp @@ -121,6 +121,13 @@ TreePatternNode *SDTypeConstraint::getOperandNum(unsigned OpNo, assert(NumResults <= 1 && "We only work with nodes with zero or one result so far!"); + if (OpNo >= (NumResults + N->getNumChildren())) { + std::cerr << "Invalid operand number " << OpNo << " "; + N->dump(); + std::cerr << '\n'; + exit(1); + } + if (OpNo < NumResults) return N; // FIXME: need value # else