@@ -2290,11 +2290,11 @@
 - (long long)longLongValue
 {
 	return [self longLongValueWithBase: 10];
 }
 
-- (long long)longLongValueWithBase: (int)base
+- (long long)longLongValueWithBase: (unsigned char)base
 {
 	void *pool = objc_autoreleasePoolPush();
 	const char *UTF8String = self.UTF8String;
 	bool negative = false;
 	long long value = 0;
@@ -2366,11 +2366,11 @@
 - (unsigned long long)unsignedLongLongValue
 {
 	return [self unsignedLongLongValueWithBase: 10];
 }
 
-- (unsigned long long)unsignedLongLongValueWithBase: (int)base
+- (unsigned long long)unsignedLongLongValueWithBase: (unsigned char)base
 {
 	void *pool = objc_autoreleasePoolPush();
 	const char *UTF8String = self.UTF8String;
 	unsigned long long value = 0;