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(build_range_exp) [!_LIBC]: Check validity of collation elements.

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Ulrich Drepper 2004-01-30 05:19:45 +00:00
parent 0c02c85fd3
commit 4bb333cdd2
1 changed files with 2 additions and 0 deletions
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2
posix/regcomp.c
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@ -2560,6 +2560,8 @@ build_range_exp (sbcset, start_elem, end_elem)
? __btowc (start_ch) : start_elem->opr.wch);
end_wc = ((end_elem->type == SB_CHAR || end_elem->type == COLL_SYM)
? __btowc (end_ch) : end_elem->opr.wch);
if (start_wc == WEOF || end_wc == WEOF)
return REG_ECOLLATE;
cmp_buf[0] = start_wc;
cmp_buf[4] = end_wc;
if (wcscoll (cmp_buf, cmp_buf + 4) > 0)