458   llvm::raw_string_ostream errorStream(errorMessage);  in verify()  local
464     errorStream << "unimplemented variant for MMA shape <";  in verify()
465     llvm::interleaveComma(mmaShape, errorStream);  in verify()
466     errorStream << ">";  in verify()
484       errorStream << "Could not match types for the "  in verify()
488         errorStream << x.size() << "x" << x[0] << " ";  in verify()
490       errorStream << "but got ";  in verify()
491       llvm::interleaveComma(operandTySeg, errorStream);  in verify()
492       return emitOpError(errorStream.str());  in verify()
500     errorStream  in verify()
502     llvm::interleaveComma(expectedResult, errorStream);  in verify()
503     errorStream << " but got " << getResult().getType();  in verify()
504     return emitOpError(errorStream.str());  in verify()