GitLab

Bugzilla Link	1093
Created on	Oct 01, 2013 17:43
Version	svn
OS	Linux
Architecture	PC

Extended Description

The code below is patched for big AAA...
sac2c -v0 -O3 bodoDatareuseBug.sac   -douip  -maxwlur 2 -nowlf -noawlf -bopt:wrci >crudn
sac@rattler:~/sac/testsuite/optimizations/dr$ sac2c -v0 -O3 bodoDatareuseBug.sac   -douip  -maxwlur 2 -dowlf -noawlf -bopt:wrci >crudd
sac@rattler:~/sac/testsuite/optimizations/dr$ grep RC crudn
      genarray( [ _pinl_272__wlbsc_222_sc_e ], _flat_14, RC(_flat_11)); 
      modarray( AAA ,RC(AAA)); 
sac@rattler:~/sac/testsuite/optimizations/dr$ grep RC crudd
sac@rattler:~/sac/testsuite/optimizations/dr$ cat bodoDatareuseBug.sac
/*
 * This is a fault reported by Bodo on a Blocked Cholesky 
 * benchmark. 
 *
 * He says:
 *
 * It's two problems: one in wrci, and one in dr:
 *
 * wrci cannot deal with idxsels
 * and dr cannot deal with additions of idxs
 *
 */
/* RESULT: noop 0 6 */
/* FILTER: no-no */
use Array: all;
int main()
{
   AAA = genarray([10000,10],1);
   for( i=0; i<1000000; i++) {
     AAA = with {
          ([3] <= iv < [88]): AAA[[3]] + 2;
         } : modarray(AAA);
   }
   z = sum( AAA);
   StdIO::print( z);
   z = z - 1700001000;
   return( z);
}