align.h

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#ifndef PRISM_COMPILER_ALIGN_H
#define PRISM_COMPILER_ALIGN_H
 
#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L /* C11 or later */
    #define PRISM_ALIGNAS _Alignas
 
    #define PRISM_ALIGNOF _Alignof
#elif defined(__GNUC__) || defined(__clang__)
    #define PRISM_ALIGNAS(size) __attribute__((aligned(size)))
 
    #define PRISM_ALIGNOF(type) __alignof__(type)
#elif defined(_MSC_VER)
    #define PRISM_ALIGNAS(size) __declspec(align(size))
 
    #define PRISM_ALIGNOF(type) __alignof(type)
#else
    #define PRISM_ALIGNAS(size)
 
    #define PRISM_ALIGNOF(type) sizeof(type)
#endif
 
#endif