1 /* Version 2.2.0 of MPFR had bugs in sin rounding. This test checks 2 to see if that buggy version was installed. The problem is fixed 3 in version 2.2.1 and presumably later MPFR versions. 4 5 Origin: Kaveh R. Ghazi 10/23/2006. */ 6 7 /* { dg-do link } */ 8 9 extern void link_error (int, double, double); 10 11 #define TESTIT(ARG,RES) do { \ 12 if (sizeof (double) == 8 && __builtin_sin(ARG) != RES) \ 13 link_error(__LINE__, __builtin_sin(ARG), RES); \ 14 } while (0); 15 main()16int main() 17 { 18 TESTIT (-0x1.c0016155c4da3p-1, -0x1.88fc58bcf030dp-1); 19 20 TESTIT (0x1.30654d85c2756p-2, 0x1.2beeb9de27a79p-2); 21 22 TESTIT (0x1.fe68ccaa8e201p+2, 0x1.fc3f0c54e97a7p-1); 23 24 /* This case should always pass. */ 25 TESTIT (0.0, 0.0); 26 27 return 0; 28 } 29 30