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roaring: Fix a compiler warning

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This is a simple fix, I did not investigate if NULL is actually possible
here.

In function ‘bitset_container_empty’,
    inlined from ‘bitset_container_const_nonzero_cardinality’ at ../gtk/roaring/roaring.h:1942:13,
    inlined from ‘container_nonzero_cardinality’ at ../gtk/roaring/roaring.h:4055:20,
    inlined from ‘roaring_bitmap_lazy_xor’ at ../gtk/roaring/roaring.c:9727:17:
../gtk/roaring/roaring.h:1928:13: error: potential null pointer dereference [-Werror=null-dereference]
 1928 |   if (bitset->cardinality == BITSET_UNKNOWN_CARDINALITY) {
      |       ~~~~~~^~~~~~~~~~~~~
This commit is contained in:
Benjamin Otte 2024-07-25 22:06:27 +02:00
parent c60ae0b575
commit 6c06e1855e
1 changed files with 1 additions and 1 deletions
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2
gtk/roaring/roaring.c
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@ -9724,7 +9724,7 @@ roaring_bitmap_t *roaring_bitmap_lazy_xor(const roaring_bitmap_t *x1,
container_lazy_xor(c1, container_type_1, c2, container_type_2,
&container_result_type);
if (container_nonzero_cardinality(c, container_result_type)) {
if (c && container_nonzero_cardinality(c, container_result_type)) {
ra_append(&answer->high_low_container, s1, c,
container_result_type);
} else {