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Restore null pointer check for better performance.

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This commit is contained in:
Christopher Kohlhoff
2020-11-02 12:47:56 +11:00
parent 18d17285c3
commit fc6400a1ef
1 changed files with 7 additions and 1 deletions
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8
include/boost/asio/detail/thread_info_base.hpp
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@@ -66,7 +66,13 @@ public:
~thread_info_base()
{
for (int i = 0; i < max_mem_index; ++i)
::operator delete(reusable_memory_[i]);
{
// The following test for non-null pointers is technically redundant, but
// it is significantly faster when using a tight io_context::poll() loop
// in latency sensitive applications.
if (reusable_memory_[i])
::operator delete(reusable_memory_[i]);
}
}
static void* allocate(thread_info_base* this_thread, std::size_t size)