backref_map      7364 ext/pcre/pcrelib/pcre_compile.c               cd->backref_map |= (recno < 32)? (1 << recno) : 1;
backref_map      8005 ext/pcre/pcrelib/pcre_compile.c         cd->backref_map |= (recno < 32)? (1 << recno) : 1;
backref_map      8645 ext/pcre/pcrelib/pcre_compile.c      if (scode[1] != OP_ALLANY || (bracket_map & cd->backref_map) != 0 ||
backref_map      8764 ext/pcre/pcrelib/pcre_compile.c      if (scode[1] != OP_ANY || (bracket_map & cd->backref_map) != 0 ||
backref_map      9271 ext/pcre/pcrelib/pcre_compile.c cd->backref_map = 0;
backref_map      2450 ext/pcre/pcrelib/pcre_internal.h   unsigned int backref_map;         /* Bitmap of low back refs */