diff options
Diffstat (limited to 'utils/TableGen')
-rw-r--r-- | utils/TableGen/CodeEmitterGen.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/utils/TableGen/CodeEmitterGen.cpp b/utils/TableGen/CodeEmitterGen.cpp index e60aec9..bcca15c 100644 --- a/utils/TableGen/CodeEmitterGen.cpp +++ b/utils/TableGen/CodeEmitterGen.cpp @@ -134,10 +134,15 @@ AddCodeToMergeInOperand(Record *R, BitsInit *BI, const std::string &VarName, assert(!CGI.Operands.isFlatOperandNotEmitted(OpIdx) && "Explicitly used operand also marked as not emitted!"); } else { + unsigned NumberOps = CGI.Operands.size(); /// If this operand is not supposed to be emitted by the /// generated emitter, skip it. - while (CGI.Operands.isFlatOperandNotEmitted(NumberedOp)) + while (NumberedOp < NumberOps && + CGI.Operands.isFlatOperandNotEmitted(NumberedOp)) ++NumberedOp; + // If this operand has not been found, ignore it. + if (NumberedOp >= NumberOps) + return; OpIdx = NumberedOp++; } |