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Add LockFreeStack::empty

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This commit is contained in:
Vinnie Falco
2013-09-26 14:44:42 -07:00
parent 9c61a6df62
commit 7e4c834c0e
1 changed files with 6 additions and 0 deletions
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6
beast/intrusive/LockFreeStack.h
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@@ -182,6 +182,12 @@ public:
{ {
} }
/** Returns true if the stack is empty. */
bool empty() const
{
return m_head.get() == &m_end;
}
/** Return the number of elements in the stack. /** Return the number of elements in the stack.
Thread safety: Thread safety:
Safe to call from any thread. Safe to call from any thread.