1431     PCRE2_SPTR scode, endgroup;  in could_be_empty_branch()  local
1435     scode = cb->start_code + GET(code, 1);  in could_be_empty_branch()
1436     endgroup = scode;  in could_be_empty_branch()
1444     if (code >= scode && code <= endgroup) continue;  /* Simple recursion */  in could_be_empty_branch()
1449         if (r->group == scode) break;  in could_be_empty_branch()
1458     this_recurse.group = scode;  in could_be_empty_branch()
1462       int rc = could_be_empty_branch(scode, endcode, utf, cb, atend,  in could_be_empty_branch()
1470       scode += GET(scode, 1);  in could_be_empty_branch()
1472     while (*scode == OP_ALT);  in could_be_empty_branch()
5676             PCRE2_UCHAR *scode = bracode;  in compile_branch()  local
5680               int rc = could_be_empty_branch(scode, ketcode, utf, cb, FALSE,  in compile_branch()
5692               scode += GET(scode, 1);  in compile_branch()
5694             while (*scode == OP_ALT);  in compile_branch()
7945    PCRE2_SPTR scode = first_significant_code(  in is_anchored()  local
7947    register int op = *scode;  in is_anchored()
7954      if (!is_anchored(scode, bracket_map, cb, atomcount)) return FALSE;  in is_anchored()
7962      int n = GET2(scode, 1+LINK_SIZE);  in is_anchored()
7964      if (!is_anchored(scode, new_map, cb, atomcount)) return FALSE;  in is_anchored()
7971      if (!is_anchored(scode, bracket_map, cb, atomcount)) return FALSE;  in is_anchored()
7978      if (!is_anchored(scode, bracket_map, cb, atomcount + 1))  in is_anchored()
7989      if (scode[1] != OP_ALLANY || (bracket_map & cb->backref_map) != 0 ||  in is_anchored()
8036    PCRE2_SPTR scode = first_significant_code(  in is_startline()  local
8038    register int op = *scode;  in is_startline()
8047      scode += 1 + LINK_SIZE;  in is_startline()
8049      if (*scode == OP_CALLOUT) scode += PRIV(OP_lengths)[OP_CALLOUT];  in is_startline()
8050        else if (*scode == OP_CALLOUT_STR) scode += GET(scode, 1 + 2*LINK_SIZE);  in is_startline()
8052      switch (*scode)  in is_startline()
8064        if (!is_startline(scode, bracket_map, cb, atomcount)) return FALSE;  in is_startline()
8065        do scode += GET(scode, 1); while (*scode == OP_ALT);  in is_startline()
8066        scode += 1 + LINK_SIZE;  in is_startline()
8069      scode = first_significant_code(scode, FALSE);  in is_startline()
8070      op = *scode;  in is_startline()
8078      if (!is_startline(scode, bracket_map, cb, atomcount)) return FALSE;  in is_startline()
8086      int n = GET2(scode, 1+LINK_SIZE);  in is_startline()
8088      if (!is_startline(scode, new_map, cb, atomcount)) return FALSE;  in is_startline()
8095      if (!is_startline(scode, bracket_map, cb, atomcount)) return FALSE;  in is_startline()
8102      if (!is_startline(scode, bracket_map, cb, atomcount + 1)) return FALSE;  in is_startline()
8113      if (scode[1] != OP_ANY || (bracket_map & cb->backref_map) != 0 ||  in is_startline()
8170    PCRE2_SPTR scode = first_significant_code(code + 1+LINK_SIZE + xl, TRUE);  in find_firstassertedcu()  local
8171    register PCRE2_UCHAR op = *scode;  in find_firstassertedcu()
8187      d = find_firstassertedcu(scode, &dflags, op == OP_ASSERT);  in find_firstassertedcu()
8195      scode += IMM2_SIZE;  in find_firstassertedcu()
8203      if (cflags < 0) { c = scode[1]; cflags = 0; }  in find_firstassertedcu()
8204        else if (c != scode[1]) return 0;  in find_firstassertedcu()
8208      scode += IMM2_SIZE;  in find_firstassertedcu()
8216      if (cflags < 0) { c = scode[1]; cflags = REQ_CASELESS; }  in find_firstassertedcu()
8217        else if (c != scode[1]) return 0;  in find_firstassertedcu()