http://cvs.php.net/viewvc.cgi/php-src/ext/pcre/pcrelib/config.h?r1=1.2.2.5&r2=1.2.2.6&diff_format=u
Index: php-src/ext/pcre/pcrelib/config.h
diff -u php-src/ext/pcre/pcrelib/config.h:1.2.2.5 php-src/ext/pcre/pcrelib/config.h:1.2.2.6
--- php-src/ext/pcre/pcrelib/config.h:1.2.2.5	Mon Jan 14 09:39:40 2008
+++ php-src/ext/pcre/pcrelib/config.h	Tue Jan 29 20:25:47 2008
@@ -251,13 +251,13 @@
 #define PACKAGE_NAME "PCRE"
 
 /* Define to the full name and version of this package. */
-#define PACKAGE_STRING "PCRE 7.5"
+#define PACKAGE_STRING "PCRE 7.6"
 
 /* Define to the one symbol short name of this package. */
 #define PACKAGE_TARNAME "pcre"
 
 /* Define to the version of this package. */
-#define PACKAGE_VERSION "7.5"
+#define PACKAGE_VERSION "7.6"
 
 
 /* If you are compiling for a system other than a Unix-like system or
@@ -310,7 +310,7 @@
 
 /* Version number of package */
 #ifndef VERSION
-#define VERSION "7.5"
+#define VERSION "7.6"
 #endif
 
 /* Define to empty if `const' does not conform to ANSI C. */
http://cvs.php.net/viewvc.cgi/php-src/ext/pcre/pcrelib/pcre.h?r1=1.18.2.1.2.8&r2=1.18.2.1.2.9&diff_format=u
Index: php-src/ext/pcre/pcrelib/pcre.h
diff -u php-src/ext/pcre/pcrelib/pcre.h:1.18.2.1.2.8 php-src/ext/pcre/pcrelib/pcre.h:1.18.2.1.2.9
--- php-src/ext/pcre/pcrelib/pcre.h:1.18.2.1.2.8	Mon Jan 14 09:39:40 2008
+++ php-src/ext/pcre/pcrelib/pcre.h	Tue Jan 29 20:25:47 2008
@@ -42,9 +42,9 @@
 /* The current PCRE version information. */
 
 #define PCRE_MAJOR          7
-#define PCRE_MINOR          5
+#define PCRE_MINOR          6
 #define PCRE_PRERELEASE     
-#define PCRE_DATE           2008-01-10
+#define PCRE_DATE           2008-01-28
 
 /* When an application links to a PCRE DLL in Windows, the symbols that are
 imported have to be identified as such. When building PCRE, the appropriate
http://cvs.php.net/viewvc.cgi/php-src/ext/pcre/pcrelib/pcre_compile.c?r1=1.1.2.1.2.7&r2=1.1.2.1.2.8&diff_format=u
Index: php-src/ext/pcre/pcrelib/pcre_compile.c
diff -u php-src/ext/pcre/pcrelib/pcre_compile.c:1.1.2.1.2.7 php-src/ext/pcre/pcrelib/pcre_compile.c:1.1.2.1.2.8
--- php-src/ext/pcre/pcrelib/pcre_compile.c:1.1.2.1.2.7	Mon Jan 14 09:39:40 2008
+++ php-src/ext/pcre/pcrelib/pcre_compile.c	Tue Jan 29 20:25:47 2008
@@ -2374,6 +2374,7 @@
 BOOL class_utf8;
 BOOL utf8 = (options & PCRE_UTF8) != 0;
 uschar *class_utf8data;
+uschar *class_utf8data_base;
 uschar utf8_char[6];
 #else
 BOOL utf8 = FALSE;
@@ -2685,6 +2686,7 @@
 #ifdef SUPPORT_UTF8
     class_utf8 = FALSE;                       /* No chars >= 256 */
     class_utf8data = code + LINK_SIZE + 2;    /* For UTF-8 items */
+    class_utf8data_base = class_utf8data;     /* For resetting in pass 1 */
 #endif
 
     /* Process characters until ] is reached. By writing this as a "do" it
@@ -2700,6 +2702,18 @@
         {                           /* Braces are required because the */
         GETCHARLEN(c, ptr, ptr);    /* macro generates multiple statements */
         }
+
+      /* In the pre-compile phase, accumulate the length of any UTF-8 extra
+      data and reset the pointer. This is so that very large classes that
+      contain a zillion UTF-8 characters no longer overwrite the work space
+      (which is on the stack). */
+
+      if (lengthptr != NULL)
+        {
+        *lengthptr += class_utf8data - class_utf8data_base;
+        class_utf8data = class_utf8data_base;
+        }
+
 #endif
 
       /* Inside \Q...\E everything is literal except \E */