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

3965   tree cbase = cand->iv->base, cstep = cand->iv->step;
3982 	  && (CONVERT_EXPR_P (cstep) || poly_int_tree_p (cstep)))
3986 	  if (CONVERT_EXPR_P (cstep))
3987 	    inner_step = TREE_OPERAND (cstep, 0);
3989 	    inner_step = cstep;
4000 	      cstep = inner_step;
4004       cstep = fold_convert (uutype, cstep);
4020   else if (!constant_multiple_of (ustep, cstep, &rat))
4044 	cstep_common = fold_convert (common_type, cstep);
4046 	cstep_common = cstep;
4127   tree cbase = cand->iv->base, cstep = cand->iv->step;
4139   if (!constant_multiple_of (cstep, fold_convert (TREE_TYPE (cstep), ustep),
4159       && !integer_pow2p (cstep))
4175       cstep = fold_convert (ctype, cstep);
4181 		       unshare_expr (cstep));