dist/gcc/tree-ssa-loop-niter.c

897 number_of_iterations_ne_max (mpz_t bnd, bool no_overflow, tree c, tree s,
903   bool bnds_u_valid = ((no_overflow && exit_must_be_taken)
920       no_overflow = true;
927   if (!no_overflow)
1001   number_of_iterations_ne_max (max, iv->no_overflow, c, s, bnds,
1034   if (!niter->control.no_overflow
1087 	niter->control.no_overflow = true;
1096   if (niter->control.no_overflow && multiple_of_p (type, c, s))
1188 	    (iv0->no_overflow && integer_nonzerop (iv0->step))
1189 	    || (iv1->no_overflow && integer_nonzerop (iv1->step));
1278       if (iv0->no_overflow)
1303       if (iv1->no_overflow)
1328   iv0->no_overflow = true;
1329   iv1->no_overflow = true;
1514       niter->control.no_overflow = true;
1536       zps.no_overflow = true;
1646       fprintf (file, "]%s", iv->no_overflow ? "(no_overflow)" : "");
1742       && (!iv0->no_overflow || !iv1->no_overflow
1774       iv0->no_overflow = true;
1775       iv1->no_overflow = true;
1783       if (!integer_zerop (iv0->step) && iv0->no_overflow)
1785       else if (!integer_zerop (iv1->step) && iv1->no_overflow)
1812 	      || !iv0->no_overflow || !iv1->no_overflow))
1817 	iv0->no_overflow = false;
1820       iv1->no_overflow = true;
2427   niter->control.no_overflow = false;
3454   if (!integer_onep (niter->assumptions) || !niter->control.no_overflow)
3490   if (!iv.no_overflow)