fix gcd - can return larger than long with long arg

diff --git a/ext/gmp/gmp.c b/ext/gmp/gmp.c
index 222bf0fdd36dee61a133d797476394665bcf51a3..77ae59785755c3a5e372bdb1d4bd411dfca78dfc 100644 (file)
--- a/ext/gmp/gmp.c
+++ b/ext/gmp/gmp.c
@@ -1239,7 +1239,7 @@ ZEND_FUNCTION(gmp_gcd)
                return;
        }
 
-       gmp_zval_binary_ui_op_ex(return_value, a_arg, b_arg, mpz_gcd, (gmp_binary_ui_op_t)mpz_gcd_ui, 1, 0 TSRMLS_CC);
+       gmp_zval_binary_ui_op_ex(return_value, a_arg, b_arg, mpz_gcd, (gmp_binary_ui_op_t)mpz_gcd_ui, 0, 0 TSRMLS_CC);
 }
 /* }}} */