diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 6d5c8f5..5b94c70 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -976,7 +976,7 @@ int_const_binop_2 (enum tree_code code, const_tree parg1, const_tree parg2, tree t; tree type = TREE_TYPE (parg1); signop sign = TYPE_SIGN (type); - bool overflow = false; + wi::overflow_type overflow = wi::OVF_NONE; wi::tree_to_wide_ref arg1 = wi::to_wide (parg1); wide_int arg2 = wi::to_wide (parg2, TYPE_PRECISION (type)); @@ -1133,7 +1133,7 @@ int_const_binop_1 (enum tree_code code, const_tree arg1, const_tree arg2, if (poly_int_tree_p (arg1) && poly_int_tree_p (arg2)) { poly_wide_int res; - bool overflow; + wi::overflow_type overflow; tree type = TREE_TYPE (arg1); signop sign = TYPE_SIGN (type); switch (code) @@ -6486,14 +6486,14 @@ extract_muldiv_1 (tree t, tree c, enum tree_code code, tree wide_type, if (tcode == code) { bool overflow_p = false; - bool overflow_mul_p; + wi::overflow_type overflow_mul; signop sign = TYPE_SIGN (ctype); unsigned prec = TYPE_PRECISION (ctype); wide_int mul = wi::mul (wi::to_wide (op1, prec), wi::to_wide (c, prec), - sign, &overflow_mul_p); + sign, &overflow_mul); overflow_p = TREE_OVERFLOW (c) | TREE_OVERFLOW (op1); - if (overflow_mul_p + if (overflow_mul && ((sign == UNSIGNED && tcode != MULT_EXPR) || sign == SIGNED)) overflow_p = true; if (!overflow_p) @@ -6705,7 +6705,7 @@ fold_div_compare (enum tree_code code, tree c1, tree c2, tree *lo, { tree prod, tmp, type = TREE_TYPE (c1); signop sign = TYPE_SIGN (type); - bool overflow; + wi::overflow_type overflow; /* We have to do this the hard way to detect unsigned overflow. prod = int_const_binop (MULT_EXPR, c1, c2); */ @@ -8396,7 +8396,7 @@ pointer_may_wrap_p (tree base, tree offset, poly_int64 bitpos) else wi_offset = wi::to_poly_wide (offset); - bool overflow; + wi::overflow_type overflow; poly_wide_int units = wi::shwi (bits_to_bytes_round_down (bitpos), precision); poly_wide_int total = wi::add (wi_offset, units, UNSIGNED, &overflow); @@ -13820,7 +13820,7 @@ fold_negate_const (tree arg0, tree type) default: if (poly_int_tree_p (arg0)) { - bool overflow; + wi::overflow_type overflow; poly_wide_int res = wi::neg (wi::to_poly_wide (arg0), &overflow); t = force_fit_type (type, res, 1, (overflow && ! TYPE_UNSIGNED (type)) @@ -13851,7 +13851,7 @@ fold_abs_const (tree arg0, tree type) /* If the value is unsigned or non-negative, then the absolute value is the same as the ordinary value. */ wide_int val = wi::to_wide (arg0); - bool overflow = false; + wi::overflow_type overflow = wi::OVF_NONE; if (!wi::neg_p (val, TYPE_SIGN (TREE_TYPE (arg0)))) ; |