Re: Compilation warning on offsetof in 5.4 and trunk

From: Date: Sun, 03 Jul 2011 01:29:27 +0000
Subject: Re: Compilation warning on offsetof in 5.4 and trunk
References: 1  Groups: php.internals 
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Hi, 2011/7/2 Jérôme Loyet <jerome@loyet.net>: > Hi, > > in 5.4 and trunk, there is compilation warnings all pointing to > STD_PHP_INI_ENTRY > > > /home/fat/dev/php-src/trunk/sapi/fpm/fpm/fpm_main.c:1465:109: warning: > cast from pointer to integer of different size > /home/fat/dev/php-src/trunk/sapi/fpm/fpm/fpm_main.c:1466:85: warning: > cast from pointer to integer of different size > > > the warnings appear in sapis (cgi, fpm, ...) and extensions (standard, > ...) and the problem comes from the XOffsetOf macro which is expanded > to offsetof defined in Zend/zend_operators.h whit the following code > added in revisions 311662 and 312264: > > #ifndef offsetof > #define offsetof(t,f) \ >  ((int)(&((t*)0)->f)) > #endif > > Before this addition, XOffsetOf was expanded to >  ((long) (((char *) (&(((t*)((void *)0))->f))) - ((char *) ((void *)0)))) > > which is defined at the end of main/php.h. > > Two questions: > 1- is this possible to change Zend/zend_operators.h to use the old > macros ? (short term solution) I've removed this offsetof definition introduced in r311662, it seems have been added accidentaly, as the code in this revision do not use it. -- Regards, Felipe Pena

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