#40683 [Opn->Fbk]: zend_operators.h generates discard qualifier compiler warning

ID: 40683 Updated by: tony2001@php.net Reported By: lstefani at fortresstech dot com -Status: Open +Status: Feedback Bug Type: Compile Warning Operating System: linux 2.6.12-1.1381_FC3smp PHP Version: 5.2.1 New Comment: What compiler do you use? Previous Comments: ------------------------------------------------------------------------ [2007-03-01 19:44:25] lstefani at fortresstech dot com Description: ------------ Zend/zend_operators.h: In function `void* zend_memrchr(const void*, int, unsigned int)': Zend/zend_operators.h:250: warning: cast from `const void*' to `unsigned char*' discards qualifiers from pointer target type Zend/zend_operators.h:250: warning: cast from `const void*' to `unsigned char*' discards qualifiers from pointer target type In code snippet, line 250 refers to the two recasts of argument s. Reproduce code: --------------- static inline void *zend_memrchr(const void *s, int c, size_t n) { register unsigned char *e; if (n <= 0) { return NULL; } for (e = (unsigned char *)s + n - 1; e >= (unsigned char *)s; e--) { if (*e == (unsigned char)c) { return (void *)e; } } return NULL; } Expected result: ---------------- No compiler warnings. ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=40683&edit=1