gcc/cp/call.c

428      (_expr.const_) rvalue of integer type that evaluates to zero.  */
720 		  An rvalue of type "pointer to cv D," where D is a
721 		  class type, can be converted to an rvalue of type
810 	  An rvalue of arithmetic, enumeration, pointer, or pointer to
811 	  member type can be converted to an rvalue of type bool.  */
982 		     rvalue of the right type is good enough.  */
1213      If the initializer expression is an rvalue, with T2 a class type,
1217      -- The reference is bound to the object represented by the rvalue
3167      changed to an rvalue of type T2 that still refers to the original
3190        converted to an rvalue (or the type it has, if E2 is an rvalue).  */
3242      cv-qualified) void, then the lvalue-to-rvalue (_conv.lval_),
3266 	   type of the other and is an rvalue.
3269 	   result is of type void and is an rvalue.
3403      Otherwise, the result is an rvalue.  If the second and third
3463      Lvalue-to-rvalue (_conv.lval_), array-to-pointer (_conv.array_),
3467      We need to force the lvalue-to-rvalue conversion here for class types,
3581       /* If this expression is an rvalue, but might be mistaken for an
3583       result = rvalue (result);
4451 		  error ("cannot bind rvalue %qE to %qT", expr, ref_type);
4536      The lvalue-to-rvalue, array-to-pointer, and function-to-pointer
6717 	      /* If the rvalue is the result of a function call it will be