Revert "Remove gmp from AOS"

This reverts commit f37c97684f0910a3f241394549392f00145ab0f7.

We need gmp for SymEngine for symbolicmanipultion in C++

Change-Id: Ia13216d1715cf96944f7b4f422b7a799f921d4a4
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/third_party/gmp/tests/cxx/t-mix.cc b/third_party/gmp/tests/cxx/t-mix.cc
new file mode 100644
index 0000000..cb6733b
--- /dev/null
+++ b/third_party/gmp/tests/cxx/t-mix.cc
@@ -0,0 +1,82 @@
+/* Test legality of conversion between the different mp*_class
+
+Copyright 2011 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library test suite.
+
+The GNU MP Library test suite is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 3 of the License,
+or (at your option) any later version.
+
+The GNU MP Library test suite 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 a copy of the GNU General Public License along with
+the GNU MP Library test suite.  If not, see https://www.gnu.org/licenses/.  */
+
+#include "config.h"
+
+#include "gmpxx.h"
+#include "gmp-impl.h"
+#include "tests.h"
+
+int f_z  (mpz_class){return 0;}
+int f_q  (mpq_class){return 1;}
+int f_f  (mpf_class){return 2;}
+int f_zq (mpz_class){return 0;}
+int f_zq (mpq_class){return 1;}
+int f_zf (mpz_class){return 0;}
+int f_zf (mpf_class){return 2;}
+int f_qf (mpq_class){return 1;}
+int f_qf (mpf_class){return 2;}
+int f_zqf(mpz_class){return 0;}
+int f_zqf(mpq_class){return 1;}
+int f_zqf(mpf_class){return 2;}
+
+void
+check (void)
+{
+  mpz_class z=42;
+  mpq_class q=33;
+  mpf_class f=18;
+
+  ASSERT_ALWAYS(f_z  (z)==0); ASSERT_ALWAYS(f_z  (-z)==0);
+  ASSERT_ALWAYS(f_q  (z)==1); ASSERT_ALWAYS(f_q  (-z)==1);
+  ASSERT_ALWAYS(f_q  (q)==1); ASSERT_ALWAYS(f_q  (-q)==1);
+  ASSERT_ALWAYS(f_f  (z)==2); ASSERT_ALWAYS(f_f  (-z)==2);
+  ASSERT_ALWAYS(f_f  (q)==2); ASSERT_ALWAYS(f_f  (-q)==2);
+  ASSERT_ALWAYS(f_f  (f)==2); ASSERT_ALWAYS(f_f  (-f)==2);
+  ASSERT_ALWAYS(f_zq (z)==0);
+  ASSERT_ALWAYS(f_zq (q)==1); ASSERT_ALWAYS(f_zq (-q)==1);
+  ASSERT_ALWAYS(f_zf (z)==0);
+  ASSERT_ALWAYS(f_zf (f)==2); ASSERT_ALWAYS(f_zf (-f)==2);
+  ASSERT_ALWAYS(f_qf (q)==1);
+  ASSERT_ALWAYS(f_qf (f)==2); ASSERT_ALWAYS(f_qf (-f)==2);
+  ASSERT_ALWAYS(f_zqf(z)==0);
+  ASSERT_ALWAYS(f_zqf(q)==1);
+  ASSERT_ALWAYS(f_zqf(f)==2); ASSERT_ALWAYS(f_zqf(-f)==2);
+
+  ASSERT_ALWAYS(f_zqf(mpz_class(z))==0); ASSERT_ALWAYS(f_zqf(mpz_class(-z))==0);
+  ASSERT_ALWAYS(f_zqf(mpz_class(q))==0); ASSERT_ALWAYS(f_zqf(mpz_class(-q))==0);
+  ASSERT_ALWAYS(f_zqf(mpz_class(f))==0); ASSERT_ALWAYS(f_zqf(mpz_class(-f))==0);
+  ASSERT_ALWAYS(f_zqf(mpq_class(z))==1); ASSERT_ALWAYS(f_zqf(mpq_class(-z))==1);
+  ASSERT_ALWAYS(f_zqf(mpq_class(q))==1); ASSERT_ALWAYS(f_zqf(mpq_class(-q))==1);
+  ASSERT_ALWAYS(f_zqf(mpq_class(f))==1); ASSERT_ALWAYS(f_zqf(mpq_class(-f))==1);
+  ASSERT_ALWAYS(f_zqf(mpf_class(z))==2); ASSERT_ALWAYS(f_zqf(mpf_class(-z))==2);
+  ASSERT_ALWAYS(f_zqf(mpf_class(q))==2); ASSERT_ALWAYS(f_zqf(mpf_class(-q))==2);
+  ASSERT_ALWAYS(f_zqf(mpf_class(f))==2); ASSERT_ALWAYS(f_zqf(mpf_class(-f))==2);
+}
+
+int
+main (void)
+{
+  tests_start();
+
+  check();
+
+  tests_end();
+  return 0;
+}