1 files changed, 63 insertions, 0 deletions
diff --git a/mpc/tests/tpow_fr.c b/mpc/tests/tpow_fr.c
new file mode 100644
index 0000000000..47ef071292
--- /dev/null
+++ b/mpc/tests/tpow_fr.c
@@ -0,0 +1,63 @@
+/* tpow_fr -- test file for mpc_pow_fr.
+
+Copyright (C) 2009, 2011, 2012 INRIA
+
+This file is part of GNU MPC.
+
+GNU MPC is free software; you can redistribute it and/or modify it under
+the terms of 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.
+
+GNU MPC 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 Lesser General Public License for
+more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this program. If not, see http://www.gnu.org/licenses/ .
+*/
+
+#include "mpc-tests.h"
+
+static void
+test_reuse (void)
+{
+  mpc_t z;
+  mpfr_t y;
+  int inex;
+
+  mpfr_init2 (y, 2);
+  mpc_init2 (z, 2);
+  mpc_set_si_si (z, 0, -1, MPC_RNDNN);
+  mpfr_neg (mpc_realref (z), mpc_realref (z), GMP_RNDN);
+  mpc_div_2ui (z, z, 4, MPC_RNDNN);
+  mpfr_set_ui (y, 512, GMP_RNDN);
+  inex = mpc_pow_fr (z, z, y, MPC_RNDNN);
+  if (MPC_INEX_RE(inex) != 0 || MPC_INEX_IM(inex) != 0 ||
+      mpfr_cmp_ui_2exp (mpc_realref(z), 1, -2048) != 0 ||
+      mpfr_cmp_ui (mpc_imagref(z), 0) != 0 || mpfr_signbit (mpc_imagref(z)) == 0)
+    {
+      printf ("Error in test_reuse, wrong ternary value or output\n");
+      printf ("inex=(%d %d)\n", MPC_INEX_RE(inex), MPC_INEX_IM(inex));
+      printf ("z="); mpc_out_str (stdout, 2, 0, z, MPC_RNDNN); printf ("\n");
+      exit (1);
+    }
+  mpfr_clear (y);
+  mpc_clear (z);
+}
+
+int
+main (void)
+{
+  DECL_FUNC (CCF, f, mpc_pow_fr);
+  test_start ();
+
+  test_reuse ();
+  data_check (f, "pow_fr.dat");
+  tgeneric (f, 2, 1024, 7, 10);
+
+  test_end ();
+
+  return 0;
+}