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hashlib: error on unused containers

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This commit is contained in:
Emil J. Tywoniak 2026-05-12 12:51:41 +02:00
parent b06f9bdf18
commit 4eb1c61bd5
1 changed files with 10 additions and 4 deletions
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14
kernel/hashlib.h
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@ -55,6 +55,12 @@ namespace hashlib {
* instead of pointers. * instead of pointers.
*/ */
#if defined(__GNUC__) || defined(__clang__)
# define HASHLIB_ATTRIBUTE_WARN_UNUSED __attribute__((warn_unused))
#else
# define HASHLIB_ATTRIBUTE_WARN_UNUSED
#endif
const int hashtable_size_trigger = 2; const int hashtable_size_trigger = 2;
const int hashtable_size_factor = 3; const int hashtable_size_factor = 3;
@ -402,7 +408,7 @@ private:
}; };
template<typename K, typename T, typename OPS> template<typename K, typename T, typename OPS>
class dict { class HASHLIB_ATTRIBUTE_WARN_UNUSED dict {
struct entry_t struct entry_t
{ {
std::pair<K, T> udata; std::pair<K, T> udata;
@ -877,7 +883,7 @@ public:
}; };
template<typename K, typename OPS> template<typename K, typename OPS>
class pool class HASHLIB_ATTRIBUTE_WARN_UNUSED pool
{ {
template<typename, int, typename> friend class idict; template<typename, int, typename> friend class idict;
@ -1257,7 +1263,7 @@ public:
}; };
template<typename K, int offset, typename OPS> template<typename K, int offset, typename OPS>
class idict class HASHLIB_ATTRIBUTE_WARN_UNUSED idict
{ {
pool<K, OPS> database; pool<K, OPS> database;
@ -1360,7 +1366,7 @@ public:
* i-prefixed methods operate on indices in parents * i-prefixed methods operate on indices in parents
*/ */
template<typename K, typename OPS> template<typename K, typename OPS>
class mfp class HASHLIB_ATTRIBUTE_WARN_UNUSED mfp
{ {
idict<K, 0, OPS> database; idict<K, 0, OPS> database;
class AtomicParent { class AtomicParent {