align.h

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#if defined(_MSC_VER)
/* MSVC (Windows) */
#define ALIGN(x) __declspec(align(x))
#elif defined(__GNUC__) || defined(__clang__)
/* GCC / Clang (Linux, macOS, MinGW) */
#define ALIGN(x) __attribute__((aligned(x)))
#elif __STDC_VERSION__ >= 201112L
/* C11 Standard */
#define ALIGN(x) _Alignas(x)
#else
/* Fallback (No alignment - risky for SIMD) */
#define ALIGN(x)
#pragma message("Warning: alignment attribute not supported on this compiler.")
#endif