#include "llvm/Support/ManagedStatic.h"
#include "llvm/Config/config.h"
-#include "llvm/System/Atomic.h"
+#include "llvm/Support/Atomic.h"
#include <cassert>
using namespace llvm;
if (Ptr == 0) {
void* tmp = Creator ? Creator() : 0;
+ TsanHappensBefore(this);
sys::MemoryFence();
+
+ // This write is racy against the first read in the ManagedStatic
+ // accessors. The race is benign because it does a second read after a
+ // memory fence, at which point it isn't possible to get a partial value.
+ TsanIgnoreWritesBegin();
Ptr = tmp;
+ TsanIgnoreWritesEnd();
DeleterFn = Deleter;
// Add to list of managed statics.
if (llvm_is_multithreaded()) llvm_stop_multithreaded();
}
-