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2003-11-18  Ulrich Drepper  <drepper@redhat.com>

	* posix/regexec.c (get_subexp): Adter calling get_subexp_seb
	reload buf and bkref_str.  Little optimization by avoiding memcmp.

2003-11-14  David Mosberger   <davidm@hpl.hp.com>
This commit is contained in:
Ulrich Drepper 2003-11-19 07:18:32 +00:00
parent c9002c1b7a
commit 3ee363e231
3 changed files with 15 additions and 3 deletions
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7
ChangeLog
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@ -1,4 +1,9 @@
2003-11-14 David Mosberger <davidm@hpl.hp.com>
2003-11-18 Ulrich Drepper <drepper@redhat.com>
* posix/regexec.c (get_subexp): Adter calling get_subexp_seb
reload buf and bkref_str. Little optimization by avoiding memcmp.
2003-11-14 David Mosberger <davidm@hpl.hp.com>
* sysdeps/unix/sysv/linux/ia64/sysdep.h
(GAS_ALIGN_BREAKS_UNWIND_INFO): Define this macro to indicate

2
posix/regex_internal.c
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@ -519,6 +519,8 @@ re_string_reconstruct (pstr, idx, eflags, newline)
mbstate_t cur_state;
wchar_t wc2;
/* XXX Don't use mbrtowc, we know which conversion
to use (UTF-8 -> UCS4). */
memset (&cur_state, 0, sizeof (cur_state));
if (mbrtowc (&wc2, p, raw + offset - p, &cur_state)
== raw + offset - p)

9
posix/regexec.c
View File

@ -2550,6 +2550,12 @@ get_subexp (preg, mctx, bkref_node, bkref_str_idx)
sl_str += sl_str_diff;
err = get_subexp_sub (preg, mctx, sub_top, sub_last, bkref_node,
bkref_str_idx);
/* Reload buf and bkref_str, since the preceding call might
have reallocated the buffer. */
buf = (char *) re_string_get_buffer (mctx->input);
bkref_str = buf + bkref_str_idx;
if (err == REG_NOMATCH)
continue;
if (BE (err != REG_NOERROR, 0))
@ -2567,8 +2573,7 @@ get_subexp (preg, mctx, bkref_node, bkref_str_idx)
sl_str_off = sl_str - sub_top->str_idx;
/* The matched string by the sub expression match with the substring
at the back reference? */
if (sl_str_off > 0
&& memcmp (bkref_str++, buf + sl_str - 1, 1) != 0)
if (sl_str_off > 0 && *bkref_str++ != buf[sl_str - 1])
break; /* We don't need to search this sub expression any more. */
if (mctx->state_log[sl_str] == NULL)
continue;