Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/gmp-source/mpz/mod.c

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+/* mpz_mod -- The mathematical mod function.
+
+Copyright 1991, 1993-1996, 2001, 2002, 2005, 2010, 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_mod (mpz_ptr rem, mpz_srcptr dividend, mpz_srcptr divisor)
+{
+  mp_size_t rn, bn;
+  mpz_t temp_divisor;
+  TMP_DECL;
+
+  TMP_MARK;
+
+  bn = ABSIZ(divisor);
+
+  /* We need the original value of the divisor after the remainder has been
+     preliminary calculated.  We have to copy it to temporary space if it's
+     the same variable as REM.  */
+  if (rem == divisor)
+    {
+      PTR(temp_divisor) = TMP_ALLOC_LIMBS (bn);
+      MPN_COPY (PTR(temp_divisor), PTR(divisor), bn);
+    }
+  else
+    {
+      PTR(temp_divisor) = PTR(divisor);
+    }
+  SIZ(temp_divisor) = bn;
+  divisor = temp_divisor;
+
+  mpz_tdiv_r (rem, dividend, divisor);
+
+  rn = SIZ (rem);
+  if (rn < 0)
+    mpz_add (rem, rem, divisor);
+
+  TMP_FREE;
+}