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#include <string.h>
#include "_assert.h"
/** copy memory **/
void * memcpy(void * restrict s1, const void * restrict s2, size_t n)
{
char *dst = (char*)s1;
char *src = (char*)s2;
size_t i = 0;
ASSERT_NONNULL(s1);
ASSERT_NONNULL(s2);
ASSERT_NOOVERLAP(s1, s2, n);
for (i = 0; i < n; i++) {
dst[i] = src[i];
}
/*
RETURN_ALWAYS(ARGUMENT(s1));
*/
return dst;
}
/***
copies ARGUMENT(n) bytes from the object at ARGUMENT(s2) to the object at
ARGUMENT(s1).
***/
/*
STDC(1)
*/
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