1 files changed, 58 insertions, 0 deletions
diff --git a/math/libm-test-significand.inc b/math/libm-test-significand.inc
new file mode 100644
index 0000000000..6edde8333b
--- /dev/null
+++ b/math/libm-test-significand.inc
@@ -0,0 +1,58 @@
+/* Test significand.
+   Copyright (C) 1997-2017 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library 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 2.1 of the License, or (at your option) any later version.
+
+   The GNU C 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+static const struct test_f_f_data significand_test_data[] =
+  {
+    /* significand returns the mantissa of the exponential
+       representation.  Tests for infinities, zero and NaNs reflect
+       the implementation (including possibility of "inexact" and
+       variations between architectures) rather than any
+       specification.  */
+    TEST_f_f (significand, qnan_value, qnan_value, INVALID_EXCEPTION_OK),
+    TEST_f_f (significand, -qnan_value, qnan_value, INVALID_EXCEPTION_OK),
+    TEST_f_f (significand, snan_value, qnan_value, INVALID_EXCEPTION),
+    TEST_f_f (significand, -snan_value, qnan_value, INVALID_EXCEPTION),
+    TEST_f_f (significand, plus_infty, plus_infty, INVALID_EXCEPTION_OK),
+    TEST_f_f (significand, minus_infty, minus_infty, INVALID_EXCEPTION_OK),
+    TEST_f_f (significand, 0, 0, INVALID_EXCEPTION_OK|DIVIDE_BY_ZERO_EXCEPTION_OK),
+    TEST_f_f (significand, minus_zero, minus_zero, INVALID_EXCEPTION_OK|DIVIDE_BY_ZERO_EXCEPTION_OK),
+    TEST_f_f (significand, min_value, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, -min_value, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, min_subnorm_value, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, -min_subnorm_value, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, 1.0, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, -1.0, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, 4.0, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, -4.0, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, 6.0, 1.5, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, -6.0, -1.5, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, 8.0, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+    TEST_f_f (significand, -8.0, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
+  };
+
+static void
+significand_test (void)
+{
+  ALL_RM_TEST (significand, 1, significand_test_data, RUN_TEST_LOOP_f_f, END);
+}
+
+/*
+ * Local Variables:
+ * mode:c
+ * End:
+ */