refactor using zend_always_inline

Author: LamentXU123

ext/standard/string.c

@@ -515,6 +515,11 @@ static inline zend_result php_charmask(const unsigned char *input, size_t len, c
 }
 /* }}} */
 
+static zend_always_inline bool php_is_whitespace(unsigned char c)
+{
+	return c <= ' ' && (c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' || c == '\v' || c == '\0');
+}
+
 /* {{{ php_trim_int()
  * mode 1 : trim left
  * mode 2 : trim right
@@ -573,10 +578,7 @@ static zend_always_inline zend_string *php_trim_int(zend_string *str, const char
 	} else {
 		if (mode & 1) {
 			while (start != end) {
-				unsigned char c = (unsigned char)*start;
-
-				if (c <= ' ' &&
-				    (c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' || c == '\v' || c == '\0')) {
+				if (php_is_whitespace((unsigned char)*start)) {
 					start++;
 				} else {
 					break;
@@ -585,10 +587,7 @@ static zend_always_inline zend_string *php_trim_int(zend_string *str, const char
 		}
 		if (mode & 2) {
 			while (start != end) {
-				unsigned char c = (unsigned char)*(end-1);
-
-				if (c <= ' ' &&
-				    (c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' || c == '\v' || c == '\0')) {
+				if (php_is_whitespace((unsigned char)*(end-1))) {
 					end--;
 				} else {
 					break;