diff options
Diffstat (limited to 'gcc/c-common.c')
| -rw-r--r-- | gcc/c-common.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/gcc/c-common.c b/gcc/c-common.c index e5c3d0d..fadbdaa 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -1784,10 +1784,8 @@ warn_logical_operator (location_t location, enum tree_code code, tree type, in0_p = !in0_p, in1_p = !in1_p; /* If both expressions are the same, if we can merge the ranges, and we - can build the range test, return it or it inverted. If one of the - ranges is always true or always false, consider it to be the same - expression as the other. */ - if ((lhs == 0 || rhs == 0 || operand_equal_p (lhs, rhs, 0)) + can build the range test, return it or it inverted. */ + if (lhs && rhs && operand_equal_p (lhs, rhs, 0) && merge_ranges (&in_p, &low, &high, in0_p, low0, high0, in1_p, low1, high1) && 0 != (tem = build_range_check (type, |