eqv.cc: equivalence_checker::handle: avoid undocumented isl_map_identity_like

[ppn.git] / memrchr.c

#include "memrchr.h"

const void *memrchr(const void *s, int c, size_t n)
{
        int i;
        const char *p = s;

        for (i = n - 1; i >= 0; --i)
                if (p[i] == c)
                        return p + i;

        return NULL;
}