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/* wrmr.h */
/* common definitions used on most projects */
#ifndef WRMR_H
#define WRMR_H
#include <stdint.h>
#include <stddef.h>
typedef int8_t i8;
typedef int16_t i16;
typedef int32_t i32;
typedef int64_t i64;
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
typedef size_t usize;
typedef ptrdiff_t isize;
typedef intptr_t iptr;
typedef uintptr_t uptr;
#define BESTRING_(x) #x
#define BESTRING(x) BESTRING_(x)
#if defined(__GNUC__)
# define TRAP() __builtin_trap()
#else
# define TRAP() (*(volatile int *)NULL = 0)
#endif
#ifndef PUT_ERROR_MSG
# include <stdio.h>
# define PUT_ERROR_MSG(msg) fputs(msg, stderr)
#endif
#define FILE_LINE_MSG(msg) (__FILE__ ":" BESTRING(__LINE__) ": " msg "\n")
#define FAIL_WITH_MSG(msg) do { PUT_ERROR_MSG(FILE_LINE_MSG(msg)); TRAP(); } while(0)
#ifdef NDEBUG
# define ASSERT(...) do {} while(0)
#else
# define ASSERT(...) do {\
if (!(__VA_ARGS__)) FAIL_WITH_MSG("Assertion failed: " #__VA_ARGS__);\
} while(0)
#endif
#ifndef NDEBUG
# define UNREACHABLE_MSG(msg) FAIL_WITH_MSG(msg)
#else
# if __STDC_VERSION__ >= 202311L
# define UNREACHABLE_MSG(msg) (unreachable())
# elif defined(__GNUC__)
# define UNREACHABLE_MSG(msg) (__builtin_unreachable())
# elif defined(_MSC_VER)
# define UNREACHABLE_MSG(msg) (__assume(0))
# else
# define UNREACHABLE_MSG(msg) do {} while(0)
# endif
#endif
#define UNREACHABLE UNREACHABLE_MSG("unreachable code")
#ifdef NDEBUG
# if defined(_MSC_VER)
# define ASSUME(...) (__assume(__VA_ARGS__))
# elif defined(__clang_version__)
# define ASSUME(...) (__builtin_assume(__VA_ARGS__))
# endif
#else
# define ASSUME(...) do if (!(__VA_ARGS__)) UNREACHABLE_MSG("assumption failed: " #__VA_ARGS__); while(0);
#endif
#if __STDC_VERSION__ >= 202311L
# define TYPEOF(...) typeof(__VA_ARGS__)
#else
# define TYPEOF(...) __typeof__(__VA_ARGS__)
#endif
#define COUNTOF(x) (sizeof(x) / sizeof(*(x)))
#endif
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