diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 0376cdb..a99dafe 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -4938,10 +4938,9 @@ range_check_type (tree etype) /* First make sure that arithmetics in this type is valid, then make sure that it wraps around. */ if (TREE_CODE (etype) == ENUMERAL_TYPE || TREE_CODE (etype) == BOOLEAN_TYPE) - etype = lang_hooks.types.type_for_size (TYPE_PRECISION (etype), - TYPE_UNSIGNED (etype)); + etype = lang_hooks.types.type_for_size (TYPE_PRECISION (etype), 1); - if (TREE_CODE (etype) == INTEGER_TYPE && !TYPE_OVERFLOW_WRAPS (etype)) + if (TREE_CODE (etype) == INTEGER_TYPE && !TYPE_UNSIGNED (etype)) { tree utype, minv, maxv; @@ -4959,6 +4958,8 @@ range_check_type (tree etype) else return NULL_TREE; } + else if (POINTER_TYPE_P (etype)) + etype = unsigned_type_for (etype); return etype; } @@ -5049,9 +5050,6 @@ build_range_check (location_t loc, tree type, tree exp, int in_p, if (etype == NULL_TREE) return NULL_TREE; - if (POINTER_TYPE_P (etype)) - etype = unsigned_type_for (etype); - high = fold_convert_loc (loc, etype, high); low = fold_convert_loc (loc, etype, low); exp = fold_convert_loc (loc, etype, exp); |