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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71819 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -28,7 +28,7 @@ void object_deleter(void *Ptr) {
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/// ManagedStaticBase - Common base class for ManagedStatic instances.
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class ManagedStaticBase {
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protected:
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sys::cas_flag InitFlag;
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mutable sys::cas_flag InitFlag;
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// This should only be used as a static variable, which guarantees that this
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// will be zero initialized.
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@ -55,10 +55,10 @@ namespace llvm {
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OSMemoryBarrier();
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}
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typedef volatile UInt32 cas_flag;
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typedef volatile int32_t cas_flag;
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inline cas_flag CompareAndSwap(cas_flag* dest, cas_flag exc, cas_flag c) {
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cas_flag old = *dest;
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OSCompareAndSwap(c, exc, dest);
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OSAtomicCompareAndSwap32(c, exc, dest);
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return old;
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}
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#elif defined(LLVM_ON_WIN32)
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