nginx 0.3.24 *) Workaround: for bug in FreeBSD kqueue. *) Bugfix: now a response generated by the "post_action" directive is not transferred to a client. *) Bugfix: the memory leaks were occurring if many log files were used. *) Bugfix: the first "proxy_redirect" directive was working inside one location. *) Bugfix: on 64-bit platforms segmentation fault may occurred on start if the many names were used in the "server_name" directives; bug appeared in 0.3.18.

--- a/src/core/ngx_config.h
+++ b/src/core/ngx_config.h
@@ -99,7 +99,8 @@ typedef long            ngx_flag_t;
 #endif
 
 #define ngx_align(d, a)     (((d) + (a - 1)) & ~(a - 1))
-#define ngx_align_ptr(p, a) (u_char *) (((uintptr_t) (p) + (a - 1)) & ~(a - 1))
+#define ngx_align_ptr(p, a)                                                   \
+    (u_char *) (((uintptr_t) (p) + ((uintptr_t) a - 1)) & ~((uintptr_t) a - 1))
 
 
 #define ngx_abort       abort