Changeset 6dbeef7


Ignore:
Timestamp:
Mar 15, 2019, 11:17:12 AM (6 years ago)
Author:
Aaron Moss <a3moss@…>
Branches:
ADT, arm-eh, ast-experimental, cleanup-dtors, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum
Children:
501b08a
Parents:
9fe46e6
Message:

Minor fix to specialized casts proposal

File:
1 edited

Legend:

Unmodified
Added
Removed
  • doc/proposals/specialized_casts.md

    r9fe46e6 r6dbeef7  
    2727
    2828### Qualifier Cast ###
    29 A more restricted (and thus safer) form of coercion is modifiying the qualifiers of a type; C++ has `const_cast` for this purpose, and a similar feature would be useful for Cforall. With regard to syntax, `(requalify const Foo)`/`(requalify Foo)` to add/strip `const` would echo C, but given that the vast majority of uses are stripping const-qualfiers, `(non const)` would be shorter, clearer, easily searchable, and not require the programmer to exactly match the argument type. In this syntax, coercion casts could be used to add qualifiers, or another cast type (say `(with const)`) could be introduced to add qualfiers.
     29A more restricted (and thus safer) form of coercion is modifiying the qualifiers of a type; C++ has `const_cast` for this purpose, and a similar feature would be useful for Cforall. With regard to syntax, `(requalify const Foo)`/`(requalify Foo)` to add/strip `const` would echo C++, but given that the vast majority of uses are stripping const-qualfiers, `(non const)` would be shorter, clearer, easily searchable, and not require the programmer to exactly match the argument type. In this syntax, coercion casts could be used to add qualifiers, or another cast type (say `(with const)`) could be introduced to add qualfiers.
    3030
    3131### Virtual Cast ###
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