The following expressions all have their usual C semantics:
| unary-expression ASSIGNOP assignment-expression
| unary-expression MULTassign assignment-expression
| unary-expression DIVassign assignment-expression
| unary-expression MODassign assignment-expression
| unary-expression PLUSassign assignment-expression
| unary-expression MINUSassign assignment-expression
| unary-expression LSassign assignment-expression
| unary-expression RSassign assignment-expression
| unary-expression ANDassign assignment-expression
| unary-expression ERassign assignment-expression
| unary-expression ORassign assignment-expression
| logical-OR-expression QUESTION expression COLON conditional-expression
| logical-OR-expression OROR logical-AND-expression
| logical-AND-expression ANDAND inclusive-OR-expression
| inclusive-OR-expression OR inclusive-OR-expression
| exclusive-OR-expression HAT AND-expression
| AND-expression AMPERSAND equality-expression
| equality-expression EQ relational-expression
| equality-expression NE relational-expression
| relational-expression LESS shift-expression
| relational-expression GREATER shift-expression
| relational-expression LE shift-expression
| relational-expression GE shift-expression
| shift-expression LS additive-expression
| shift-expression RS additive-expression
| additive-expression PLUS multiplicative-expression
| additive-expression MINUS multiplicative-expression
| multiplicative-expression STAR cast-expression
| multiplicative-expression SLASH cast-expression
| multiplicative-expression MOD cast-expression
| LPAREN type-name RPAREN cast-expression
| SIZEOF LPAREN type-name RPAREN
| postfix-expression LBRACKET expression RBRACKET
| postfix-expression LPAREN type-name-list RPAREN
| postfix-expression DOT identifier-or-typedef-name
| postfix-expression ARROW identifier-or-typedef-name
| postfix-expression INCR
| postfix-expression DECR