#include "llvm/Support/Mangler.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Module.h"
+#include "llvm/System/Atomic.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringMap.h"
} else if (!GV->hasName()) {
// Must mangle the global into a unique ID.
unsigned TypeUniqueID = getTypeID(GV->getType());
- static unsigned GlobalID = 0;
- Name = "__unnamed_" + utostr(TypeUniqueID) + "_" + utostr(GlobalID++);
+ static uint32_t GlobalID = 0;
+
+ unsigned OldID = GlobalID;
+ sys::AtomicIncrement(&GlobalID);
+
+ Name = "__unnamed_" + utostr(TypeUniqueID) + "_" + utostr(OldID);
} else {
if (GV->hasPrivateLinkage())
Name = makeNameProper(GV->getName() + Suffix, Prefix, PrivatePrefix);