instance()

template<typename T, int N = 0>

static T & fl::SingletonThreadLocal< T, N >::instance ( )

inlinestatic

Definition at line 133 of file singleton.h.

                                      {
        // Aligned char buffer storage — never destroyed
        struct FL_ALIGN_AS_T(alignof(ThreadLocal<T>)) AlignedStorage {
            char data[sizeof(ThreadLocal<T>)];
        };
 
        static AlignedStorage storage;
        static ThreadLocal<T>* ptr = nullptr;
        if (!ptr) {
            ptr = new (&storage.data) ThreadLocal<T>();
        }
        // The ThreadLocal container is never destroyed (singleton pattern).
        // Each thread's createStorage() allocation is intentionally permanent.
        // Suppress LSAN false positives for per-thread storage allocations.
#if FL_HAS_SANITIZER_LSAN
        __lsan::ScopedDisabler disabler;
#endif
        return ptr->access();
    }

References fl::ThreadLocalFake< T >::access(), fl::FL_ALIGN_AS_T(), and fl::FL_NO_EXCEPT.

Referenced by fl::task::detail::await_depth_tls(), fl::third_party::vorbis::get_stbv_temp_buffer(), fl::anonymous_namespace{xypath.cpp.hpp}::get_tls_raster(), fl::getTraceStorage(), instanceRef(), fl::task::run(), and fl::audio::fft::Context::scratch().

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