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// XXX EMSCRIPTEN ASAN: build an uninstrumented version of memmove
#if defined(__EMSCRIPTEN__) && defined(__has_feature)
#if __has_feature(address_sanitizer)
#define memmove __attribute__((no_sanitize("address"))) emscripten_builtin_memmove
#endif
#endif
#ifdef EMSCRIPTEN_OPTIMIZE_FOR_OZ
#include <stddef.h>
void *memcpy(void *dest, const void *src, size_t n);
void *memmove(void *dest, const void *src, size_t n) {
if (dest < src) return memcpy(dest, src, n);
unsigned char *d = (unsigned char *)dest + n;
const unsigned char *s = (const unsigned char *)src + n;
#pragma clang loop unroll(disable)
while(n--) *--d = *--s;
return dest;
}
#else
#include "musl/src/string/memmove.c"
#endif
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