Compile error with QT_STRICT_ITERATORS
Thiago Macieira
thiago at kde.org
Mon Oct 20 19:24:23 BST 2008
Christian Ehrlicher wrote:
>-------------------------8<---------------------
>#define QT_STRICT_ITERATORS 1
>#include <QtCore/QMap>
>#include <QtCore/QString>
>
>int main(int, char**)
>{
> QMap<QString, QString> strMap;
> QMap<QString, QString>::const_iterator it = strMap.find("blub");
>
> return 0;
>}
>-------------------------8<---------------------
>
>Somehow gcc won't use "const_iterator find(const Key &key) const;".
That's normal. The selection of the overload is not done by the return
type. So the compiler always selects “iterator find(const Key &key)” if
strMap isn't const. Then you get the conversion error afterwards.
Use constFind.
--
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
PGP/GPG: 0x6EF45358; fingerprint:
E067 918B B660 DBD1 105C 966C 33F5 F005 6EF4 5358
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