+2003-10-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/cpu/mips/atomicity.h (__atomic_add): Use _ABIO32 instead
+ of external _MIPS_SIM_ABI32.
+
+2003-10-20 Phil Edwards <phil@codesourcery.com>
+
+ * configure.ac: Fix comment typo.
+ * configure.host: Add vxworks to host_os switch.
+ * crossconfig.m4: Remove old commented os_include_dir variables
+ left over from autotools transition.
+ (*-vxworks): New stanza.
+ (*-windiss): Add missing symbols.
+ * configure: Regenerate.
+ * config/os/vxworks/ctype_base.h, config/os/vxworks/ctype_inline.h,
+ config/os/vxworks/ctype_noninline.h, config/os/vxworks/os_defines.h:
+ New files.
+ * config/os/windiss/os_defines.h: Define __C9X__.
+
+2003-10-19 David Edelsohn <edelsohn@gnu.org>
+
+ PR other/12506
+ * configure.host (aix4,aix*): Define os_include_dir to os/generic.
+
+2003-10-18 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * src/locale.cc (locale::_S_initialize): Re-apply workaround a
+ confusion of the use of the gthr API when __gthread_active_p()
+ returns true.
+
+2003-10-17 Benjamin Kosnik <bkoz@redhat.com>
+
+ * src/Makefile.am: Add new files.
+ * src/Makefile.in: Regenerate.
+ * src/globals.cc: Split into..
+ * src/globals_io.cc: New.
+ * src/globals_locale.cc: New.
+ * src/ios.cc: Split into...
+ * src/ios_init.cc: New.
+ * src/ios_locale.cc: New.
+ * src/locale-inst.cc: Split into..
+ * src/wlocale-inst.cc: New.
+ * src/locale-misc-inst.cc: New.
+ * src/locale.cc, src/localename: Split into...
+ * src/locale_facets.cc: New.
+ * src/locale_init.cc: New.
+ * src/wstring-inst.cc: Add copyright info.
+
+2003-10-16 Petur Runolfsson <peturr02@ru.is>
+
+ PR libstdc++/11450
+ PR libstdc++/11543
+ PR libstdc++/12065
+ * config/io/basic_file_stdio.cc (__basic_file::seekoff):
+ Change return value from streampos to streamoff.
+ (__basic_file::seekpos): Delete.
+ * config/io/basic_file_stdio.h: Same.
+ * config/io/c_io_stdio.h: Remove streamoff and wstreamsize typedefs.
+ * include/Makefile.am (bits_headers): Add bits/postypes.h.
+ * include/bits/char_traits.h: Include bits/postypes.h instead of
+ bits/fpos.h.
+ * include/bits/fstream.tcc (basic_filebuf::open,
+ basic_filebuf::pbackfail): Don't use < or >= to compare pos_type
+ values, use == and != instead.
+ (basic_filebuf::_M_seek): Use explicit conversion from streamoff
+ to pos_type.
+ (basic_filebuf::imbue): Don't use ! on pos_type values, use
+ == instead. Don't use __check_facet(_M_codecvt) unless is_open().
+ * include/bits/postypes.h: New file.
+ Add __streamoff_base_type typedef, streamsize.
+ (streamoff, streampos, wstreampos): Define typedefs, with
+ streamoff defined as...
+ (streamoff): New class. Document implementation defined
+ aspects.
+ (fpos): New implementation. Document implementation defined
+ aspects.
+ * include/bits/sstream.tcc (basic_stringbuf::seekpos): Use
+ explicit conversion from pos_type to off_type.
+ * include/std/std_iosfwd.h: Include bits/postypes.h instead
+ of bits/fpos.h.
+ * testsuite/27_io/basic_filebuf/seekoff/char/11543.cc: New test.
+ * testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc: New test.
+ * testsuite/27_io/fpos/11450.cc: New test.
+ * testsuite/27_io/fpos/mbstate_t/12065.cc: New test.
+ * testsuite/27_io/fpos/mbstate_t/4_neg.cc: New test.
+ * testsuite/27_io/types/3.cc: New test.
+
+2003-10-16 Benjamin Kosnik <bkoz@redhat.com>
+
+ * configure.host: Remove fpos_include_dir.
+ * configure.ac: Remove FPOS_INC_SRCDIR.
+ * configure: Regenerate.
+ * acinclude.m4 (GLIBCXX_ENABLE_CSTDIO): Remove FPOS_H.
+ * aclocal.m4: Regenerate.
+ * include/Makefile.am (host_headers): Remove fpos.h.
+ (bits_headers): Add postypes.h.
+ * include/Makefile.in: Regenerate.
+ * config/os/gnu-linux/fposh: Remove.
+ * config/os/generic/fpos.h: Remove.
+
+ * testsuite/27_io/basic_filebuf/seekoff/char/1-in.cc: Fixup.
+ * testsuite/27_io/basic_filebuf/seekoff/char/1-io.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekoff/char/1-out.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekoff/char/2-in.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekoff/char/2-io.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekoff/char/2-out.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekpos/char/1-in.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekpos/char/1-io.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekpos/char/1-out.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekpos/char/2-in.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekpos/char/2-io.cc: Same.
+ * testsuite/27_io/basic_filebuf/seekpos/char/2-out.cc: Same.
+ * testsuite/27_io/basic_istream/seekg/char/2.cc: Same.
+ * testsuite/27_io/basic_stringbuf/seekoff/char/1.cc: Same.
+ * testsuite/27_io/basic_stringbuf/seekpos/char/1.cc: Same.
+ * testsuite/27_io/fpos/mbstate_t/3.cc: Same.
+ * testsuite/27_io/objects/char/10.cc: Same.
+
+2003-10-16 Paolo Carlini <pcarlini@suse.de>
+
+ * src/locale.cc (locale::locale(const char*)): ... one
+ more comparison missed in the previous commit.
+
+2003-10-16 Benjamin Kosnik <bkoz@redhat.com>
+
+ * acconfig.h: Add HAVE_DRAND48.
+ * crossconfig.m4: Remove ISATTY.
+ * aclocal.m4: Regenerated.
+ * config.h.in: Regenerated.
+ * configure: Regenerated.
+
+2003-10-16 Bernardo Innocenti <bernie@develer.com>
+
+ * config/cpu/m68k/atomicity.h (__exchange_and_add): Use TAS on
+ __mcf5400__. Don't rely on __mc68000__ to detect a bare 68000.
+ Document SMP safeness of asm macros.
+
+2003-10-16 Paolo Carlini <pcarlini@suse.de>
+
+ * src/locale.cc (locale::locale(const char*)): Tweak
+ a couple of comparisons to use basic_string operators.
+
+2003-10-16 Paolo Carlini <pcarlini@suse.de>
+
+ PR libstdc++/12540
+ * config/locale/gnu/monetary_members.cc
+ (moneypunct<wchar_t, true/false>::_M_initialize_moneypunct):
+ Don't leak memory if new throws.
+ * src/locale.cc (locale::locale(const char*)): In order not
+ to leak memory in case new throws, use a basic_string type
+ for __res too and avoid strdup.
+
+2003-10-14 Jeff Bailey <jbailey@nisa.net>
+
+ PR libstdc++/12562
+ * crossconfig.m4: Share the config between *-linux* and *-gnu*.
+ * configure: Regenerate.
+
+2003-10-14 Carlo Wood <carlo@alinoe.com>
+
+ PR libstdc++/12600
+ * include/bits/demangle.h (session<Allocator>::
+ decode_unqualified_name(string_type& output)): Fail on a
+ <operator-name> when decoding <template-argument>.
+ * testsuite/demangle/regression/cw-15.cc: New.
+
+2003-10-14 Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/11480
+ * include/bits/stl_algo.h (unique): Fix.
+ * testsuite/25_algorithms/unique.cc: Move to unique/1.cc.
+ * testsuite/25_algorithms/unique/11480.cc: New, from the PR.
+ * testsuite/25_algorithms/unique/2.cc: New.
+
+2003-10-14 Paolo Carlini <pcarlini@unitus.it>
+
+ * src/localename.cc (_M_replace_categories, M_replace_facet):
+ Const-ify a couple of variables.
+
+2003-10-14 Petur Runolfsson <peturr02@ru.is>
+ Andreas Tobler <a.tobler@schweiz.ch>
+
+ * src/locale.cc (locale::_S_initialize): Workaround a confusion
+ of the use of the gthr API when __gthread_active_p() returns true.
+
+2003-10-12 Petur Runolfsson <peturr02@ru.is>
+ Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/11460
+ * src/strstream.cc (pbackfail): Fix to use to_int_type.
+ * testsuite/backward/11460.cc: New, from the PR.
+
+2003-10-12 Paolo Carlini <pcarlini@unitus.it>
+
+ * config/locale/ieee_1003.1-2001/codecvt_specializations.h:
+ Change #ifdef _GLIBCXX_RESOLVE_LIB_DEFECTS to a comment.
+ * include/bits/basic_string.tcc: Likewise.
+ * include/bits/ios_base.h: Likewise.
+ * include/bits/istream.tcc: Likewise.
+ * include/bits/locale_facets.tcc: Likewise.
+ * include/bits/ostream.tcc: Likewise.
+ * include/bits/stl_function.h: Likewise.
+ * include/bits/stl_multiset.h: Likewise.
+ * include/bits/stl_pair.h: Likewise.
+ * include/bits/stl_set.h: Likewise.
+ * include/bits/streambuf_iterator.h
+ * include/std/std_iosfwd.h: Likewise.
+ * include/std/std_istream.h: Likewise.
+ * include/std/std_sstream.h: Likewise.
+ * include/std/std_streambuf.h: Likewise.
+ * src/ios.cc: Likewise.
+ * include/bits/c++config:
+ Comment out #define _GLIBCXX_RESOLVE_LIB_DEFECTS 1.
+ * testsuite/27_io/ios_base/cons/assign_neg.cc: Tweak a
+ dg-error directive due to removal of a blank line.
+ * testsuite/27_io/ios_base/cons/copy_neg.cc: Likewise.
+
+2003-10-12 Andreas Tobler <a.tobler@schweiz.ch>
+ Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/11844/11740 (cont)
+ * config/os/generic/ctype_inline.h (ctype<char>::is):
+ Generically, use a bitmasksize of 15 (instead of 10);
+ Fix the logic to actually return (M & m) != 0 as per
+ 22.2.1.1.2.
+
+2003-10-11 Bernardo Innocenti <bernie@develer.com>
+
+ * crossconfig.m4 (*-uclinux*): New target.
+ * configure: Regenerate.
+
+2003-10-10 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/ostream.tcc (operator<<(basic_ostream&, _CharT))
+ Avoid unnecessarily calling __builtin_alloca and dealing
+ explicitly with width() smaller than zero.
+ (operator<<(basic_ostream&, char), operator<<(basic_ostream&,
+ const _CharT*), operator<<(basic_ostream<_CharT, _Traits>&,
+ const char*), operator<<(basic_ostream<char, _Traits>&,
+ const char*), operator<<(basic_ostream, const basic_string&)):
+ Likewise.
+
+2003-10-09 Benjamin Kosnik <bkoz@redhat.com>
+
+ * config/linker-map.gnu: Make more *_type_info bits visible.
+ Move new/delete bits back into GLIBCXX space.
+
+ * include/bits/locale_classes.h: Move _M_id out of line, so that
+ locale::id::_S_highwater can be removed from the export list.
+ * src/locale.cc (locale::id::_M_id): Define.
+
+2003-10-09 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * testsuite/lib/libstdc++.exp: Set LD_LIBRARY_PATH_64 for
+ SPARC64.
+
+2003-10-09 Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/11844
+ * config/os/aix/ctype_base.h: Fix 'alnum' and 'graph'
+ to conform to the requirements of 22.2.1.
+ * config/os/bsd/freebsd/ctype_base.h: Likewise.
+ * config/os/djgpp/ctype_base.h: Likewise.
+ * config/os/generic/ctype_base.h: Likewise.
+ * config/os/gnu-linux/ctype_base.h: Likewise.
+ * config/os/hpux/ctype_base.h: Likewise.
+ * config/os/irix/irix6.5/ctype_base.h: Likewise.
+ * config/os/solaris/solaris2.6/ctype_base.h: Likewise.
+ * config/os/solaris/solaris2.7/ctype_base.h: Likewise.
+ * testsuite/22_locale/ctype/11844.cc: New.
+
+ * config/locale/generic/ctype_members.cc (do_is):
+ Generically, use a bitmasksize of 15 (instead of 10), since
+ we don't know the numerical encoding of the various categories
+ in the underlying /usr/include/ctype.h.
+
+2003-10-09 Benjamin Kosnik <bkoz@redhat.com>
+
+ * src/string-inst.cc: Prune.
+ * testsuite/27_io/ios_base/cons/assign_neg.cc: Adjust line numbers.
+ * testsuite/27_io/ios_base/cons/copy_neg.cc: Same.
+
+2003-10-09 Petur Runolfsson <peturr02@ru.is>
+
+ * src/io-inst.cc: Don't include iostream.
+ * include/bits/ios_base.h (ios_base::failure): Use string.
+ * src/Makefile.am: Add ios_failure.cc.
+ * src/Makefile.in: Regenerate.
+ * src/ios.cc: Move ios_base::failure definitions to...
+ * src/ios_failure.cc: ...here. New.
+
+2003-10-09 Petur Runolfsson <peturr02@ru.is>
+
+ PR libstdc++/9874
+ * include/bits/fstream.tcc (basic_filebuf::seekoff):
+ Move code needed for both seekoff and seekpos...
+ (basic_filebuf::_M_seek): ...here. New function.
+ (basic_filebuf::seekpos): Don't call seekoff, call _M_seek.
+ * include/std/std_fstream.h (basic_filebuf::_M_seek): Declare it.
+ * testsuite/27_io/basic_filebuf/seekpos/wchar_t/9874.cc: New test.
+
+ * testsuite/22_locale/locale/cons/12438.cc: Increase memory limit.
+
+2003-10-08 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/locale_facets.tcc: More minor cosmetic
+ changes and const-ifications of some variables.
+
+2003-10-07 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/locale_facets.tcc: Minor cosmetic changes
+ and const-ifications of some variables.
+
+ * include/bits/locale_facets.tcc
+ (money_get::do_get(..., string_type&)): Simplify an if-else.
+
+2003-10-06 Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/11740
+ * config/locale/gnu/ctype_members.cc (ctype<wchar_t>::do_is):
+ Fix to actually return (M & m) != 0 as per 22.2.1.1.2.
+ * config/locale/generic/ctype_members.cc: Same.
+ * testsuite/22_locale/ctype/is/wchar_t/11740.cc: New.
+
+2003-10-06 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/locale_facets.tcc (__pad<>::_S_pad):
+ Improve performance-wise: avoid one traits::copy, avoid
+ the __builtin_alloca, streamline.
+
+2003-10-05 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/locale_facets.tcc
+ (num_put::do_put(..., bool)): Prefer ?: to if-else.
+ (time_get::_M_extract_name): Qualify min with std::.
+ (__pad<>::_S_pad): Constify two variables; simplify an
+ if-else statement factoring out some code.
+
+ * include/bits/locale_facets.tcc: Minor cosmetic changes.
+
+2003-10-04 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/locale_facets.tcc (num_get::_M_extract_float):
+ Constify a couple of variables.
+ (num_get::do_get(..., bool&)): Constify __c; prefer *__beg,
+ ++__beg to *__beg++.
+
+2003-10-04 Paolo Carlini <pcarlini@unitus.it>
+ Petur Runolfsson <peturr02@ru.is>
+
+ * include/ext/stdio_sync_filebuf.h: Don't include the whole
+ <fstream>, only <streambuf> and <cstdio>.
+
+2003-10-04 Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/12206
+ * include/bits/fstream.tcc (imbue): In case a codecvt facet
+ is not available, set _M_codecvt = 0.
+ * testsuite/27_io/basic_filebuf/imbue/12206.cc: New.
+
+2003-10-02 Harald Boehme <boehme@informatik.hu-berlin.de>
+
+ PR libstdc++/12451
+ * libsupc++/cxxabi.h: Move forward declaration of __class_type_info.
+
+2003-10-02 Benjamin Kosnik <bkoz@redhat.com>
+
+ * include/bits/locale_classes.h (locale::facet::_S_get_c_name): Add.
+ * src/locale.cc: Define.
+ * src/localename.cc: Use it.
+ * config/locale/generic/time_members.h: Same.
+ * config/locale/gnu/messages_members.h: Same.
+ * config/locale/gnu/time_members.h: Same.
+
+2003-10-02 Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/12232
+ * include/bits/fstream.tcc (seekoff): Ignore the openmode
+ argument; simplify.
+ * config/io/basic_file_stdio.h (__basic_file<char>::seekoff,
+ seekpos): Remove the openmode argument.
+ * config/io/basic_file_stdio.cc (__basic_file<char>::seekoff,
+ seekpos): Remove redundant placeholder for the openmode argument.
+ * testsuite/27_io/basic_filebuf/seekoff/char/12232.cc: New.
+ * testsuite/27_io/basic_filebuf/seekoff/char/3-in.cc: Tweak.
+ * testsuite/27_io/basic_filebuf/seekoff/char/3-out.cc: Likewise.
+ * testsuite/27_io/basic_filebuf/seekpos/char/3-in.cc: Likewise.
+ * testsuite/27_io/basic_filebuf/seekpos/char/3-out.cc: Likewise.
+
+2003-10-02 Benjamin Kosnik <bkoz@redhat.com>
+
+ * src/locale.cc (locale::_S_initialize): Use __gthread_active_p.
+ (locale::facet::_S_get_c_locale): Same.
+
+2003-10-02 Benjamin Kosnik <bkoz@redhat.com>
+
+ * config/linker-map.gnu: Export _S_get_c_locale instead of
+ _S_c_locale object.
+
+2003-10-02 Petur Runolfsson <peturr02@ru.is>
+
+ * config/locale/generic/c_locale.cc
+ (category_names, locale::_S_categories): Const qualify.
+ * config/locale/gnu/c_locale.cc: Same.
+ * config/locale/generic/time_members.h (__timepunct::__timepunct):
+ Copy string contents before assigning to _M_name_timepunct,
+ qualify strcpy and strlen with std::.
+ * config/locale/gnu/time_members.h: Same.
+ * config/locale/gnu/messages_members.h (messages::messages):
+ Copy string contents before assigning to _M_name_messages,
+ qualify strcpy and strlen with std::.
+ * config/os/gnu-linux/ctype_noninline.h
+ (ctype<char>::classic_table()): Don't call locale::classic().
+ * include/bits/locale_classes.h
+ (locale::_S_categories): Const qualify.
+ (locale::_S_once, locale::_S_initialize_once,
+ locale::facet::_S_once, locale::facet::_S_initialize_once,
+ locale::facet::_S_get_c_locale): Declare.
+ (locale::_S_initialize): Don't define.
+ (locale::facet::_S_c_locale): Make private.
+ (locale::facet::_S_c_name): Same, const qualify.
+ (locale::_Impl::_Impl(facet**, size_t, bool)): Drop unused
+ parameters, add throw() specifier.
+ * include/bits/locale_facets.h (__timepunct::_M_name_timepunct,
+ messages::_M_name_messages): Const qualify.
+ * src/locale.cc
+ (locale::_S_once, locale::facet::_S_once): Define.
+ (locale::classic): Move initialization code...
+ (locale::_S_initialize_once): ...here.
+ (locale::_S_initialize): Call _S_initialize_once through
+ __gthread_once.
+ (locale::facet::_S_initialize_once): Initialize _S_c_locale.
+ (locale::facet::_S_get_c_locale): Call _S_initialize_once through
+ __gthread_once before returning _S_c_locale.
+ * src/localename.cc (locale::_Impl::_Impl(facet**, size_t, bool)):
+ Drop unused parameters, add throw() specifier, don't initialize
+ locale::facet::_S_c_locale and _S_c_name.
+
+ * config/locale/generic/messages_members.h:
+ Replace _S_c_locale with _S_get_c_locale().
+ * config/locale/gnu/c_locale.cc: Same.
+ * config/locale/gnu/messages_members.h: Same.
+ * config/locale/gnu/numeric_members.cc: Same.
+ * config/locale/gnu/time_members.cc: Same.
+ * config/os/gnu-linux/ctype_noninline.h: Same.
+ * include/bits/locale_facets.h: Same.
+ * include/bits/locale_facets.tcc: Same.
+ * src/codecvt.cc: Same.
+ * src/ctype.cc: Same.
+
+2003-10-02 Carlo Wood <carlo@alinoe.com>
+
+ * include/bits/demangle.h (demangle<Allocator>::symbol(char const*)):
+ Decode symbols that start with _GLOBAL_[ID]_ differently: the
+ trailing part ends with a terminating zero and is not necessarily an
+ encoding.
+ * src/demangle.cc (): Same.
+ * testsuite/demangle/regression/cw-13.cc: Adjust for new output.
+
+2003-10-02 Paolo Carlini <pcarlini@unitus.it>
+
+ * testsuite/22_locale/locale/cons/12438.cc: Use
+ __gnu_test::try_named_locale("").
+
+2003-10-01 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * linkage.m4 (GLIBCXX_CHECK_STDLIB_DECL_AND_LINKAGE_0): Define.
+ (GLIBCXX_CHECK_STDLIB_SUPPORT): Use it to test for lrand48
+ instead of drand48.
+ * acconfig.h (HAVE_DRAND48): Renamed to HAVE_LRAND48.
+ * crossconfig.m4 (*-freebsd*): Define HAVE_LRAND48 instead of
+ HAVE_DRAND48.
+ * config.h.in, configure: Regenerate.
+ * include/bits/stl_algo.h: Use _GLIBCXX_HAVE_LRAND48 to guard
+ lrand48 use.
+
+2003-10-01 Nathan Myers <ncm@cantrip.org>
+
+ * include/bits/locale_facets.tcc (time_put::put): Avoid
+ expensive *__s++, in favor of *__s, ++__s.
+
+2003-10-01 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/locale_facets.tcc (time_put::put): Minor
+ tweak to the previous commit.
+
+2003-10-01 Paolo Carlini <pcarlini@unitus.it>
+
+ PR libstdc++/12439
+ * include/bits/locale_facets.tcc (time_put::put): Deal
+ with the three issues pointed out by the PR.
+ * testsuite/22_locale/time_put/put/char/12439_1.cc: New.
+ * testsuite/22_locale/time_put/put/char/12439_3.cc: New.
+ * testsuite/22_locale/time_put/put/wchar_t/12439_1.cc: New.
+ * testsuite/22_locale/time_put/put/wchar_t/12439_2.cc: New.
+ * testsuite/22_locale/time_put/put/wchar_t/12439_3.cc: New.
+
+2003-09-30 Paolo Carlini <pcarlini@unitus.it>
+
+ * include/bits/stl_algo.h: Minor cosmetic reformattings.
+
2003-09-30 Paolo Carlini <pcarlini@unitus.it>
* include/bits/stl_algo.h (search_n): Tweak, to spare the
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