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diff --git a/vendor/gmp-6.3.0/mpz/cdiv_qr.c b/vendor/gmp-6.3.0/mpz/cdiv_qr.c
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+/* mpz_cdiv_qr -- Division rounding the quotient towards +infinity. The
+ remainder gets the opposite sign as the denominator.
+
+Copyright 1994-1996, 2000, 2001, 2005, 2012 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of either:
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at your
+ option) any later version.
+
+or
+
+ * the GNU General Public License as published by the Free Software
+ Foundation; either version 2 of the License, or (at your option) any
+ later version.
+
+or both in parallel, as here.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library. If not,
+see https://www.gnu.org/licenses/. */
+
+#include "gmp-impl.h"
+
+void
+mpz_cdiv_qr (mpz_ptr quot, mpz_ptr rem, mpz_srcptr dividend, mpz_srcptr divisor)
+{
+ mp_size_t divisor_size = SIZ (divisor);
+ mp_size_t xsize;
+ mpz_t temp_divisor; /* N.B.: lives until function returns! */
+ TMP_DECL;
+
+ TMP_MARK;
+
+ /* We need the original value of the divisor after the quotient and
+ remainder have been preliminary calculated. We have to copy it to
+ temporary space if it's the same variable as either QUOT or REM. */
+ if (quot == divisor || rem == divisor)
+ {
+ MPZ_TMP_INIT (temp_divisor, ABS (divisor_size));
+ mpz_set (temp_divisor, divisor);
+ divisor = temp_divisor;
+ }
+
+ xsize = SIZ (dividend) ^ divisor_size;;
+ mpz_tdiv_qr (quot, rem, dividend, divisor);
+
+ if (xsize >= 0 && SIZ (rem) != 0)
+ {
+ mpz_add_ui (quot, quot, 1L);
+ mpz_sub (rem, rem, divisor);
+ }
+
+ TMP_FREE;
+}