query capacity before popping (#16828)

* query capacity before popping Signed-off-by: fishbell <bell.song@intel.com> * refine Signed-off-by: fishbell <bell.song@intel.com> --------- Signed-off-by: fishbell <bell.song@intel.com>
2023-04-11 11:25:29 +04:00
parent 615177ae09
commit 527c2dad2a
1 changed files with 1 additions and 1 deletions
@@ -62,7 +62,7 @@ public:
        return false;
    }
    bool try_pop(T& value) {
-        return _pqueue.try_pop(value);
+        return _capacity ? _pqueue.try_pop(value) : false;
    }
    void set_capacity(std::size_t newCapacity) {
        _capacity = newCapacity;