+2006-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcc.dg/torture/builtin-sin-mpfr-1.c: New test.
+
2006-10-23 Jakub Jelinek <jakub@redhat.com>
* gcc.dg/builtin-strncat-chk-1.c: New test.
--- /dev/null
+/* Version 2.2.0 of MPFR had bugs in sin rounding. This test checks
+ to see if that buggy version was installed. The problem is fixed
+ in the MPFR cumulative patch http://www.mpfr.org/mpfr-current and
+ presumably later MPFR versions.
+
+ Origin: Kaveh R. Ghazi 10/23/2006. */
+
+/* { dg-do link } */
+
+extern void link_error (int, double, double);
+
+#define TESTIT(ARG,RES) do { \
+ if (sizeof (double) == 8 && __builtin_sin(ARG) != RES) \
+ link_error(__LINE__, __builtin_sin(ARG), RES); \
+ } while (0);
+
+int main()
+{
+ TESTIT (-0x1.c0016155c4da3p-1, -0x1.88fc58bcf030dp-1);
+
+ TESTIT (0x1.30654d85c2756p-2, 0x1.2beeb9de27a79p-2);
+
+ TESTIT (0x1.fe68ccaa8e201p+2, 0x1.fc3f0c54e97a7p-1);
+
+ /* This case should always pass. */
+ TESTIT (0.0, 0.0);
+
+ return 0;
+}
+