question: reduces two results into a combined result . the default implementation is to return the first parameter . the general contract of the method is that it may take any action whatsoever . concode_field_sep PlaceHolder placeHolder concode_field_sep R visitErroneous concode_elem_sep R visitTry concode_elem_sep R visitDoWhileLoop concode_elem_sep R visitOther concode_elem_sep R visitSwitch concode_elem_sep R visitMethodInvocation concode_elem_sep R visitAssignment concode_elem_sep R visitModifiers concode_elem_sep R visitSynchronized concode_elem_sep R visitVariable concode_elem_sep R visitCase concode_elem_sep R visitIf concode_elem_sep R visitAssert concode_elem_sep R visitIdentifier concode_elem_sep R visitPrimitiveType concode_elem_sep R visitThrow concode_elem_sep R scanAndReduce concode_elem_sep R scanAndReduce concode_elem_sep R visitCompoundAssignment concode_elem_sep R visitTypeCast concode_elem_sep R visitNewClass concode_elem_sep R visitAnnotatedType concode_elem_sep R visitMethod concode_elem_sep R visitCompilationUnit concode_elem_sep R visitLambdaExpression concode_elem_sep R visitContinue concode_elem_sep R visitClass concode_elem_sep R visitLiteral concode_elem_sep R visitBinary concode_elem_sep R visitParameterizedType concode_elem_sep R visitBreak concode_elem_sep R visitEnhancedForLoop concode_elem_sep R scan concode_elem_sep R scan concode_elem_sep R visitMemberSelect concode_elem_sep R visitMemberReference concode_elem_sep R visitBlock concode_elem_sep R visitWildcard concode_elem_sep R visitAnnotation concode_elem_sep R visitLabeledStatement concode_elem_sep R visitForLoop concode_elem_sep R visitTypeParameter concode_elem_sep R visitArrayAccess concode_elem_sep R visitCatch concode_elem_sep R visitIntersectionType concode_elem_sep R visitParenthesized concode_elem_sep R visitWhileLoop concode_elem_sep R visitConditionalExpression concode_elem_sep R visitImport concode_elem_sep R visitNewArray concode_elem_sep R visitUnary concode_elem_sep R visitReturn concode_elem_sep R visitArrayType concode_elem_sep R visitExpressionStatement concode_elem_sep R visitEmptyStatement concode_elem_sep R visitUnionType concode_elem_sep R visitInstanceOf
target: R function ( R arg0 , R arg1 ) { return arg0 ; }