diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 8ad806f..0cdf682 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -9711,12 +9711,13 @@ fold_binary_loc (location_t loc, /* Reassociate (plus (plus (mult) (foo)) (mult)) as (plus (plus (mult) (mult)) (foo)) so that we can take advantage of the factoring cases below. */ - if (((TREE_CODE (arg0) == PLUS_EXPR - || TREE_CODE (arg0) == MINUS_EXPR) - && TREE_CODE (arg1) == MULT_EXPR) - || ((TREE_CODE (arg1) == PLUS_EXPR - || TREE_CODE (arg1) == MINUS_EXPR) - && TREE_CODE (arg0) == MULT_EXPR)) + if (TYPE_OVERFLOW_WRAPS (type) + && (((TREE_CODE (arg0) == PLUS_EXPR + || TREE_CODE (arg0) == MINUS_EXPR) + && TREE_CODE (arg1) == MULT_EXPR) + || ((TREE_CODE (arg1) == PLUS_EXPR + || TREE_CODE (arg1) == MINUS_EXPR) + && TREE_CODE (arg0) == MULT_EXPR))) { tree parg0, parg1, parg, marg; enum tree_code pcode; |