1 files changed, 50 insertions, 0 deletions
diff --git a/gmp-6.3.0/mpz/init2.c b/gmp-6.3.0/mpz/init2.c
new file mode 100644
index 0000000..cdb46bf
--- /dev/null
+++ b/gmp-6.3.0/mpz/init2.c
@@ -0,0 +1,50 @@
+/* mpz_init2 -- initialize mpz, with requested size in bits.
+
+Copyright 2001, 2002, 2008, 2021, 2022 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_init2 (mpz_ptr x, mp_bitcnt_t bits)
+{
+  mp_size_t  new_alloc;
+
+  bits -= (bits != 0);		/* Round down, except if 0 */
+  new_alloc = 1 + bits / GMP_NUMB_BITS;
+
+  if (sizeof (unsigned long) > sizeof (int)) /* param vs _mp_size field */
+    {
+      if (UNLIKELY (new_alloc > INT_MAX))
+	MPZ_OVERFLOW;
+    }
+
+  PTR(x) = __GMP_ALLOCATE_FUNC_LIMBS (new_alloc);
+  ALLOC(x) = new_alloc;
+  SIZ(x) = 0;
+}