diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index be46b23e22f..154454a72a4 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -9730,15 +9730,19 @@ fold_binary (enum tree_code code, tree type, tree op0, tree op1) && TREE_CODE (arg1) == BIT_AND_EXPR) { if (operand_equal_p (arg0, TREE_OPERAND (arg1, 1), 0)) - return fold_build2 (BIT_AND_EXPR, type, - fold_build1 (BIT_NOT_EXPR, type, - TREE_OPERAND (arg1, 0)), - arg0); + { + tree arg10 = fold_convert (type, TREE_OPERAND (arg1, 0)); + return fold_build2 (BIT_AND_EXPR, type, + fold_build1 (BIT_NOT_EXPR, type, arg10), + fold_convert (type, arg0)); + } if (operand_equal_p (arg0, TREE_OPERAND (arg1, 0), 0)) - return fold_build2 (BIT_AND_EXPR, type, - fold_build1 (BIT_NOT_EXPR, type, - TREE_OPERAND (arg1, 1)), - arg0); + { + tree arg11 = fold_convert (type, TREE_OPERAND (arg1, 1)); + return fold_build2 (BIT_AND_EXPR, type, + fold_build1 (BIT_NOT_EXPR, type, arg11), + fold_convert (type, arg0)); + } } /* Fold (A & ~B) - (A & B) into (A ^ B) - B, where B is |