Merge branch 'PHP-5.5'

* PHP-5.5:
  Reduce compiler noise by removing unused variables and labels

Author: cjbj

ext/gd/gd.c

@@ -2442,7 +2442,7 @@ static void _php_image_create_from(INTERNAL_FUNCTION_PARAMETERS, int image_type,
 		fflush(fp);
 	}
 
-register_im:
+/* register_im: */
 	if (im) {
 		ZEND_REGISTER_RESOURCE(return_value, im, le_gd);
 		php_stream_close(stream);

ext/gd/libgd/gd.c

@@ -3011,7 +3011,6 @@ void gdImageGetClip (gdImagePtr im, int *x1P, int *y1P, int *x2P, int *y2P)
 int gdImagePaletteToTrueColor(gdImagePtr src)
 {
 	unsigned int y;
-	unsigned char alloc_y = 0;
 	unsigned int yy;
 
 	if (src == NULL) {

ext/standard/url_scanner_ex.c

@@ -1011,7 +1011,7 @@ static void php_url_scanner_output_handler(char *output, uint output_len, char *
 
 PHPAPI int php_url_scanner_add_var(char *name, int name_len, char *value, int value_len, int urlencode TSRMLS_DC)
 {
-	char *encoded;
+	char *encoded = NULL;
 	int encoded_len;
 	smart_str val;