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runtime: remove workaround for Windows ARM64 #39164

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Merged
merged 1 commit into from
Sep 3, 2021
Merged

runtime: remove workaround for Windows ARM64 #39164

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11 changes: 0 additions & 11 deletions stdlib/public/runtime/Metadata.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -6123,17 +6123,6 @@ const HeapObject *swift_getKeyPathImpl(const void *pattern,
#define OVERRIDE_WITNESSTABLE COMPATIBILITY_OVERRIDE
#include COMPATIBILITY_OVERRIDE_INCLUDE_PATH

#if defined(_WIN32) && defined(_M_ARM64)
namespace std {
template <>
inline void _Atomic_storage<::PoolRange, 16>::_Unlock() const noexcept {
__dmb(0x8);
__iso_volatile_store32(&reinterpret_cast<volatile int &>(_Spinlock), 0);
__dmb(0x8);
}
}
#endif

// Autolink with libc++, for cases where libswiftCore is linked statically.
#if defined(__MACH__)
asm(".linker_option \"-lc++\"\n");
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