range_suffix.h

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#ifndef _RE2C_IR_REGEXP_ENCODING_RANGE_SUFFIX_
#define _RE2C_IR_REGEXP_ENCODING_RANGE_SUFFIX_

#include "src/util/c99_stdint.h"
#include <stddef.h> // NULL

#include "src/util/forbid_copy.h"
#include "src/util/free_list.h"

namespace re2c {

class RegExp;

struct RangeSuffix
{
    static free_list<RangeSuffix *> freeList;

    uint32_t l;
    uint32_t h;
    RangeSuffix * next;
    RangeSuffix * child;

    RangeSuffix (uint32_t lo, uint32_t hi)
        : l     (lo)
        , h     (hi)
        , next  (NULL)
        , child (NULL)
    {
        freeList.insert(this);
    }

    FORBID_COPY (RangeSuffix);
};

RegExp * to_regexp (RangeSuffix * p);

} // namespace re2c

#endif // _RE2C_IR_REGEXP_ENCODING_RANGE_SUFFIX_