physics: Fix Mac OS X 10.6 compilation issue with <atomic> header

This commit is contained in:
rdb 2021-03-25 15:37:52 +01:00
parent 8accdf1136
commit 6e0af8abe4

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@ -14,7 +14,9 @@
#include "physicalNode.h"
#include "physicsManager.h"
#ifdef PHAVE_ATOMIC
#include <atomic>
#endif
// static stuff.
static std::atomic_flag warned_copy_physical_node = ATOMIC_FLAG_INIT;