MFB: Make float filter handle things like 02.324 properly

ext/filter/logical_filters.c

@@ -332,9 +332,8 @@ void php_filter_float(PHP_INPUT_FILTER_PARAM_DECL) /* {{{ */
 
 	ret_val = 0.0;
 
-	if (*str == '0') {
-		/* leading zeros */
-		while (*(str++) == '0');
+	while (*str == '0') {
+		str++;
 	}
 
 	if (*str == dec_sep) {

ext/filter/tests/bug7715.phpt

@@ -9,7 +9,8 @@ $data = array(
 	'.4',
 	'-.4',
 	'1000000000000',
-	'-1000000000000'
+	'-1000000000000',
+	'02.324'
 );
 foreach ($data as $val) {
 	$res = filter_data($val, FILTER_VALIDATE_FLOAT);
@@ -25,3 +26,4 @@ float(0.4)
 float(-0.4)
 float(1.0E+12)
 float(-1.0E+12)
+float(2.324)