gnu/dist/gcc4/gcc/testsuite/gcc.dg/ultrasp11.c

   1 /* PR target/17245 */
   2 /* Origin: <aaronw@net.com> */
   3 /* Testcase by Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de> */
   4 /* { dg-do compile { target sparc*-*-* } } */
   5 /* { dg-options "-O -mcpu=v9" } */
   6
   7 /* This used to fail on 32-bit Ultrasparc because reload was emitting
   8    a move insn that doesn't satisfy its constraints.  */
   9
  10 int n;
  11 double range ;
  12 double bin ;
  13 double wmean;
  14
  15 double f ()
  16 {
  17   int i ;
  18   long double W = 0 ;
  19   for ( i = 0 ; i < n ; i ++) {
  20     double xi = range;
  21     double wi = bin;
  22     W += wi ;
  23     wmean += ( xi - wmean) * ( wi / W);
  24   }
  25 }