* Makefile.am (hosted_source): Add libmath and testsuite.
(SUBDIRS): Remove them.
* acinclude.m4: (GLIBCXX_ENABLED_HOSTED): Default to freestanding
on arm*-*-symbianelf*.
* crossconfig.m4: Add arm*-*-symbianelf* support.
* include/c_std/std/std_cstdlib.h (stdlib.h): Do not include it
when freestanding. Do not bring names into std:: namespace with
"using" when freestanding. Declare required functions and macros
when freestanding.
* libsupc++/Makefile.am (c_sources): Do not include cp-demangle.c
when freestanding.
* libsupc++/del_op.cc: Declare "free" only when freestanding.
* libsupc++/eh_alloc.cc (cstring): Include it only when hosted.
(malloc): Declare when freestanding.
(free): Likewise.
(memset): Likewise.
(__cxa_allocate_exception): Call malloc, not std::malloc. Likewise
for memset.
(__cxa_free_exception): Likewise for free.
* libsupc++/new_op.cc: Declare "malloc" when freestanding.
* libsupc++/pure.cc (writestr): Define to nothing when
freestanding.
* libsupc++/vterminate.cc: Do not define anything when
freestanding.
* Makefile.in: Regenerated.
* aclocal.m4: Likewise.
* configure: Likewise.
* include/Makefile.in: Likewise.
* libmath/Makefile.in: Likewise.
* libsupc++/Makefile.in: Likewise.
* po/Makefile.in: Likewise.
* src/Makefile.in: Likewise.
* testsuite/Makefile.in: Likewise.
From-SVN: r85452
2004-07-30 Paolo Carlini <pcarlini@suse.de>
* include/bits/locale_facets.tcc (num_get<>::_M_extract_float,
num_get<>::_M_extract_int): In the main parsing loop delay the
life of __q to the actual use point.
From-SVN: r85380
2004-07-29 Paolo Carlini <pcarlini@suse.de>
Petur Runolfsson <peturr02@ru.is>
PR libstdc++/12658 (continued)
* src/locale_init.cc (locale::locale, locale::global): Use
a single locale_mutex instead of two separate mutexes.
Co-Authored-By: Petur Runolfsson <peturr02@ru.is>
From-SVN: r85301
2004-07-29 Phil Edwards <phil@codesourcery.com>
* docs/html/faq/index.html: Update version references. Make
clear that code from SGI has diverged greatly. Remove references
to library snapshots and what's-new sections.
* docs/html/faq/index.txt: Regenerate.
From-SVN: r85289
* include/bits/stl_construct.h (_Destroy): New three-argument
overload that takes an allocator argument. Another inline
three-argument overload that takes std::allocator and dispatches
to the two-argument version.
* include/bits/stl_uninitialized.h (__uninitialized_fill_n_aux):
Change return type to void to match uninitialized_fill_n.
(__uninitialized_copy_a_): New function. Like uninitialized_copy
except that it takes an allocator and uses it for construct and
destroy. If the allocator is std::allocator, dispatches to
uninitialized_copy.
(__uninitialized_fill_a): Likewise.
(__uninitialized_fill_n_a): Likewise.
(__uninitialized_copy_copy): Give it an allocator argument.
(__uninitialized_fill_copy): Likewise.
(__uninitialized_copy_fill): Likewise.
* include/bits/deque.tcc: Use new forms defined in stl_construct.h
and stl_uninitialized.h. Replace use of single-argument _Construct
and _Destroy with use of allocator's construct and destroy methods.
* include/bits/list.tcc: Likewise.
* include/bits/stl_deque.h: Likewise.
* include/bits/stl_list.h: Likewise.
* include/bits/stl_tree.h: Likewise.
* include/bits/stl_vector.h: Likewise.
* include/bits/vector.tcc: Likewise.
* include/ext/hashtable.h: Use rebind so that allocator_type
has correct type for a container's allocator. Replace use of
single-argument _Construct and _Destroy with use of allocator's
construct and destroy methods.
* include/ext/memory (__uninitialized_copy_n_a): New function.
Like uninitialized_copy_n except that it takes an extra parameter,
an allocator, and uses it for construct and destroy operations.
* include/ext/rope: Use new forms defined in stl_construct.h,
stl_uninitialized.h, and ext/memory. Replace use of single-argument
_Construct and _Destroy with allocator construct and destroy methods.
* include/ext/ropeimpl.h: Likewise.
* include/ext/slist.h: Likewise.
* testsuite/testsuite_allocator.h (check_construct_destroy): New.
* testsuite/testsuite_allocator.cc (check_construct_destroy): New.
* testsuite/23_containers/deque/check_construct_destroy.cc: New.
* testsuite/23_containers/list/check_construct_destroy.cc: New.
* testsuite/23_containers/set/check_construct_destroy.cc: New.
* testsuite/23_containers/vector/check_construct_destroy.cc: New.
* testsuite/ext/hash_check_construct_destroy.cc: New.
* testsuite/ext/slist_check_construct_destroy.cc: New.
From-SVN: r85265
2004-07-13 Paolo Carlini <pcarlini@suse.de>
* testsuite/22_locale/locale/cons/12658_thread.cc: Move/rename
to 12658_thread-1.cc and xfail.
* testsuite/22_locale/locale/cons/12658_thread-2.c: New, much
simpler version of 12658_thread-1.cc, still failing on 3_3 and
not failing on 3_4/mainline - both on single processor and
multiprocessor machines.
From-SVN: r84610
2004-07-11 Phil Edwards <phil@codesourcery.com>
* acinclude.m4: Cosmetic shell syntax fixes.
* configure.ac: Bring comment inline with reality.
* configure.host: Both of the above. Move 'arm' case to right
place in host_cpu switch.
* aclocal.m4, configure: Regenerate.
From-SVN: r84497
2004-07-05 Jonathan Wakely <redi@gcc.gnu.org>
* testsuite/23_containers/{set,multiset}/14340.cc: Fix typos in
instantiation of set and multiset (functor param given as int).
From-SVN: r84112
2004-07-04 Paolo Carlini <pcarlini@suse.de>
* testsuite/25_algorithms/copy/1.cc: Add instantiations for
systems with no COMDAT or weak support.
* testsuite/25_algorithms/copy/2.cc: Likewise.
* testsuite/25_algorithms/copy/3.cc: Likewise.
* testsuite/25_algorithms/copy/4.cc: Likewise.
From-SVN: r84076
* configure.ac: Set ABI_TWEAKS_SRCDIR.
* configure.host: Set abi_tweaks_dir. Check for atomicity.h when
setting atomicity_dir. Override type_cpu for arm based targets.
* include/Makefile.am (host_headers): Add cxxabi_tweaks.h.
* libsupc++/cxxabi.h: Include bits/cxxabi.h. Don't declare __guard.
* libsupc++/guard.cc: Use definitions from cxxabi_tweaks.h.
* libsupc++/vec.cc: Ditto.
* config/cpu/arm/cxxabi_tweaks.h: New file.
* config/cpu/generic/cxxabi_tweaks.h: New file.
* */Makefile.in: Regenerate.
* configure: Regenerate.
From-SVN: r84032
2004-07-02 Paolo Carlini <pcarlini@suse.de>
* include/bits/type_traits.h (_Is_normal_iterator): Move...
* include/bits/cpp_type_traits.h: ... here, renamed to
__is_normal_iterator and consistent with the other traits.
* include/bits/stl_algobase.h (__copy_ni1, __copy_ni2): Convert
to the struct __copy_normal and three specializations.
(__copy_backward_output_normal_iterator,
__copy_backward_input_normal_iterator): Likewise, convert to
the struct __copy_backward_normal and three specializations.
(copy, copy_backward): Use the latter.
(__copy_aux, __copy_backward_aux): Very minor tweaks.
From-SVN: r84019
2004-07-01 Paolo Carlini <pcarlini@suse.de>
* include/bits/stl_algobase.h (__copy_trivial): Remove.
(__copy_aux2): Rewrite as __copy_aux to use __is_pointer,
__is_trivially_copyable, __are_same and __copy::copy.
(__copy): Rewrite as a class template and two specializations.
(__copy_ni2): Simplify, just call __copy_aux.
* include/bits/stl_algobase.h (__copy_backward_aux): Add __are_same
check.
* testsuite/25_algorithms/copy/1.cc, 2.cc, 3.cc, 4.cc: Test also
for destination value type != source value type.
From-SVN: r83991
2004-07-01 Benjamin Kosnik <bkoz@redhat.com>
Per Bothner <per@bothner.com>
Mohan Embar <gnustuff@thisiscool.com>
PR libstdc++/16248
* include/bits/concurrence.h (__glibcxx_mutex_type): New.
(__glibcxx_mutex): Encapsulate mutex init function into type for
threaded configurations without __GTHREAD_MUTEX_INIT.
(lock::lock): Make device member a reference.
(lock::~lock): Same.
* include/ext/pool_allocator.h (__pool_base::_M_get_mutex): Change
to mutex_type.
* src/allocator.cc: Same.
From-SVN: r83988
2004-07-01 Benjamin Kosnik <bkoz@redhat.com>
Per Bothner <per@bothner.com >
Mohan Embar <gnustuff@thisiscool.com>
PR libstdc++/16248
* include/bits/concurrence.h (__glibcxx_mutex_type): New.
(__glibcxx_mutex): Encapsulate mutex init function into type for
threaded configurations without __GTHREAD_MUTEX_INIT.
(lock::lock): Make device member a reference.
(lock::~lock): Same.
* include/ext/pool_allocator.h (__pool_base::_M_get_mutex): Change
to mutex_type.
* src/allocator.cc: Same.
Co-Authored-By: Mohan Embar <gnustuff@thisiscool.com>
Co-Authored-By: Per Bothner <per@bothner.com>
From-SVN: r83985
2004-06-30 Brad Spencer <spencer@infointeractive.com>
* include/ext/mt_allocator.h: Handle allocations at static
initialization that happen before _S_options is (automatically)
constructed; set _S_init even if _M_force_new is true.
From-SVN: r83949
2004-06-30 Benjamin Kosnik <bkoz@redhat.com>
Stuart Anderson <anderson@netsweng.com>
* config/linker-map.gnu: Add destructor exports for abstract base
classes to conform to LSB.
Co-Authored-By: Stuart Anderson <anderson@netsweng.com>
From-SVN: r83910
2004-06-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
Paolo Carlini <pcarlini@suse.de>
* include/bits/cpp_type_traits.h: Add __is_pointer and
__is_trivially_copyable.
* include/bits/stl_algobase.h (fill, fill_n): Slightly
tweak to use the latter.
(__copy_backward_dispatch): Remove.
(__copy_backward_aux): Rewrite to use __is_pointer and
__is_trivially_copyable and __copy_backward::copy_b.
(__copy_backward): Rewrite as a class template and two
specializations.
2004-06-30 Paolo Carlini <pcarlini@suse.de>
* testsuite/25_algorithms/copy.cc: Move to...
* testsuite/25_algorithms/copy/1.cc: ... here, extend.
* testsuite/25_algorithms/copy/2.cc: New.
* testsuite/25_algorithms/copy/3.cc: New.
* testsuite/25_algorithms/copy/4.cc: New.
From-SVN: r83897
gcc/
* target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
TARGET_CXX_COOKIE_HAS_SIZE): Define.
(TARGET_CXX): Use them.
* target.h (struct gcc_target): Add cxx.get_cookie_size and
cxx.cookie_has_size.
* targhooks.c (default_cxx_get_cookie_size): New fucntion.
* targhooks.h (default_cxx_get_cookie_size): Add prototype.
* config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
TARGET_CXX_COOKIE_HAS_SIZE): Define.
(arm_get_cookie_size, arm_cookie_has_size): New functions.
* Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
* doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
TARGET_CXX_COOKIE_HAS_SIZE.
gcc/cp/
* init.c: Include target.h.
(get_cookie_size): Remove and replace with target hook.
Update callers.
(build_new_1): Store the element size in the cookie.
libstdc++-v3/
* libsupc++/vec.cc (__cxa_vec_new2, __cxa_vec_new3): Store the
element size in the cookie.
testsuite/
* g++.old-deja/g++.abi/arraynew.C: Handle ARM EABI cookies.
* g++.old-deja/g++.abi/cxa_vec.C: Allocate larger cookies for AEABI.
From-SVN: r83854
2004-06-28 Benjamin Kosnik <bkoz@redhat.com>
* include/debug/safe_base.h (__gnu_debug::_Safe_sequence_base):
Revert -Weffc++ changes that defined copy ctory and or assignment
operator.
* libsupc++/tinfo.cc (__upcast_result): Same.
From-SVN: r83804
2004-06-28 Paolo Carlini <pcarlini@suse.de>
* src/localename.cc (locale::_Impl::_Impl): Slightly improve
the algorithm used to name the categories.
From-SVN: r83778
2004-06-28 Paolo Bonzini <bonzini@gnu.org>
* include/Makefile.am: Give a .gch extension to
the PCH files, not only to the directory.
* include/Makefile.in: Regenerate.
From-SVN: r83777
* config/locale/gnu/monetary_members.cc
(moneypunct<wchar_t>::_M_initialize_moneypunct): Clean up
assignments of _M_decimal_point and _M_thousands_sep.
From-SVN: r83767
2004-06-26 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/16210
* acinclude.m4 (GLIBCXX_ENABLE_LONG_LONG): Do not check for the
availability of strto(u)ll, not used anymore in the iostreams.
* configure: Regenerate.
From-SVN: r83705
2004-06-25 Paolo Carlini <pcarlini@suse.de>
* include/bits/stl_algobase.h (fill, fill_n): Revert last
change: actually we need to copy construct an object of type
_Tp, not of type iterator_traits<>::value_type, therefore the
code is ok.
From-SVN: r83652
2004-06-25 Paolo Carlini <pcarlini@suse.de>
* include/bits/stl_algobase.h (fill, fill_n): Tighten the
dispatch: use iterator_traits<>::value_type, not _Tp.
From-SVN: r83648
2004-06-25 Dan Nicolaescu <dann@ics.uci.edu>
Paolo Carlini <pcarlini@suse.de>
* include/bits/stl_algobase.h (__fill, __fill_n): New helpers
for fill and fill_n, respectively: when copying is cheap, use a
temporary to avoid a memory read in each iteration.
2004-06-25 Paolo Carlini <pcarlini@suse.de>
* testsuite/25_algorithms/fill/1.cc: New.
* testsuite/25_algorithms/fill/2.cc: Likewise.
From-SVN: r83645
* include/bits/istream.tcc (getline): Make sure arguments passed
to min/max have the same type.
* include/bits/locale_facets.tcc (__verify_grouping): Likewise.
* include/bits/stl_deque.h (_Deque_base::_Deque_base): Likewise.
From-SVN: r83522
2004-06-22 Paolo Carlini <pcarlini@suse.de>
* include/std/std_istream.h (ignore(streamsize __n = 1,
int_type __delim = traits_type::eof())): Split into...
(ignore(), ignore(streamsize __n), ignore(streamsize __n,
int_type __delim)): The first two can be much more simpler
and efficient than the fully general case; also, the last
two can take advantage of the same mechanism already used
for getline.
* include/bits/istream.tcc (ignore(streamsize __n = 1,
int_type __delim = traits_type::eof()): Remove.
(ignore(), ignore(streamsize __n), ignore(streamsize __n,
int_type __delim)): New.
From-SVN: r83486
2004-06-18 Paolo Carlini <pcarlini@suse.de>
* include/ext/mt_allocator (__mt_alloc<>::_Tune): Add _M_align,
the alignment requested.
(__mt_alloc<>::_Tune::_Tune): Tweak consistently.
(__mt_alloc<>::allocate): Use it instead of sizeof(_Block_record).
(__mt_alloc<>::deallocate): Likewise.
From-SVN: r83372
2004-06-18 Benjamin Kosnik <bkoz@redhat.com>
* include/ext/pool_allocator.h: Qualify __throw_bad_alloc.
(__pool_base): Remove unused template parameter. Add
protected. Move lock data into __pool_base::_Lock. Remove static
on member functions.
(__pool_base::_M_get_free_list): New.
(__pool_alloc): Move _S_force new here.
* src/allocator.cc: Move out of line __pool_base definitions here.
* config/linker-map.gnu: Export bits from __pool_base.
From-SVN: r83355
* config/locale/gnu/numeric_members.cc
(numpunct<wchar_t>::_M_initialize_numpunct): Clean up
assignments of _M_decimal_point and _M_thousands_sep.
* config/locale/gnu/time_members.cc
(__timepunct<wchar_t>::_M_initialize_timepunct): Clean up
and reformat assignments of date and time fields.
From-SVN: r83346
2004-06-14 Paolo Carlini <pcarlini@suse.de>
* include/bits/locale_facets.tcc (time_get<>::_M_extract_name):
Don't use the 'magic number' 10 in the computation of __minlen;
never access __name past __minlen; in the loop over __i3, don't
decrease __nmatches and increase __i3 at once, only either of
the two; tidy.
From-SVN: r83088
2004-06-13 Paolo Carlini <pcarlini@suse.de>
* include/bits/locale_facets.tcc (time_get<>::do_get_time,
time_get<>::do_get_date): Use only once _M_extract_via_format,
instead of going through "%X"/"%x" and calling it two times
(+ using widen).
From-SVN: r83059
2004-06-10 Jan van Dijk <jan@etpmod.phys.tue.nl>
* include/std/std_complex.h (sin(const complex<_Tp>& __z)): Make
this function return a value.
From-SVN: r82928
2004-06-08 Paolo Carlini <pcarlini@suse.de>
* include/ext/pool_allocator.h: Convert to a global free-list,
as per the original SGI/HP design: move the implementation
details to struct __pool_base, from which __pool_alloc derives.
* src/allocator.cc: Instantiate __pool_base.
From-SVN: r82794
Paolo Carlini <pcarlini@suse.de>
* testsuite/testsuite_performance.h
(resource_counter::allocated_memory): Make it return the right
number of bytes requested by the allocators/application. This is
the sbrk+mmaped memory.
Co-Authored-By: Paolo Carlini <pcarlini@suse.de>
From-SVN: r82725
* include/std/std_complex.h (complex<_Tp>): Properly indent
to follow C++STYLE.
(complex<>::__rep): New.
(__complex_abs): New. Dispatch to built-ins.
(abs): Use them.
(__complex_arg): New. Dispatch to built-ins.
(arg): Use it.
(__complex_cos): New. Dispatch to built-ins.
(cos): Use it.
(__complex_cosh): New. Dispatch to built-ins.
(cosh): Use it.
(__complex_exp): New. Dispatch to built-ins.
(exp): Use it.
(__complex_log): New. Dispatch to built-ins.
(log): Use it.
(__complex_sin): New. Dispatch to built-ins.
(sin): Use it.
(__complex_sinh): New. Dispatch to built-ins.
(sinh): Use it.
(__complex_sqrt): New. Dispatch to built-ins.
(sqrt): Use it.
(__complex_tan): New. Dispatch to built-ins.
(tan): Use it.
(__complex_tanh): New. Dispatch to built-ins.
(tanh): Use it.
(__complex_pow): New. Dispatch to built-ins.
(pow): Use it.
From-SVN: r82453
2004-05-25 Benjamin Kosnik <bkoz@redhat.com>
PR libstdc++/15489
* scripts/create_testsuite_files: Revert xtype change, add non-GNU
bits to do the same thing.
From-SVN: r82250
2004-05-22 Benjamin Kosnik <bkoz@redhat.com>
* libsupc++/cxxabi.h: Remove duplicated and useless public and
private keywords in class declarations. Format. Use
stddef.h. Expose declarations to "C" compilation.
* libsupc++/tinfo.cc (__upcast_result): Add copy constructor and
assignment operator.
(__dyncast_result): Same.
* libsupc++/vec.cc (uncatch_exception): Same, use member
initialization list.
From-SVN: r82147
2004-05-20 Paolo Carlini <pcarlini@suse.de>
* include/bits/istream.tcc (operator>>(basic_istream<>&,
basic_string<>&)): Use a temporary buffer, thus avoiding
reallocation for common case.
* testsuite/21_strings/basic_string/inserters_extractors/char/11.cc:
New.
* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc:
Likewise.
* include/bits/istream.tcc: Const-ification of a few variables.
* include/bits/ostream.tcc: Trivial formatting fixes and
const-ification of some variables.
From-SVN: r82070
2004-05-18 Jan Beulich <jbeulich@novell.com>
PR libstdc++/15489
* scripts/create_testsuite_files: Also find source files through
symbolic links.
2004-05-18 Jan Beulich <jbeulich@novell.com>
PR libstdc++/15488
* testsuite/lib/libstdc++.exp: Make test files writable.
From-SVN: r82002
2004-05-18 Paolo Carlini <pcarlini@suse.de>
* include/ext/mt_allocator.h:(__mt_alloc::allocate): Minor
tweaks.
2004-05-18 Dhruv Matani <dhruvbird@gmx.net>
* include/ext/mt_allocator.h:(__mt_alloc::allocate): Re-write
allocation loop which removes blocks from the global free list
from O(N) to O(1) when the required blocks are <= the number
available.
From-SVN: r81992
2004-05-16 Paolo Carlini <pcarlini@suse.de>
* include/ext/mt_allocator.h (__mt_alloc<>::deallocate):
Consistently update __bin._M_free[0].
(__mt_alloc<>::allocate): When __bin._M_first[0] != NULL use
__bin._M_free[0] to simplify the while loop (i.e., the number
of iterations becomes known at the outset).
From-SVN: r81916
2004-05-13 Benjamin Kosnik <bkoz@redhat.com>
PR libstdc++/15046
* crossconfig.m4: Add C99 math bits for linux crosses.
* configure: Regenerate.
From-SVN: r81797
2004-05-13 Jonathan Wakely <redi@gcc.gnu.org>
* docs/html/abi.html: Document effect of -fabi-version on value
of __GXX_ABI_VERSION, and that it's defined in c-cppbuiltin.c.
Fix markup.
From-SVN: r81794
2004-05-03 Paolo Carlini <pcarlini@suse.de>
Optimize locale::_M_impl->_M_names for the most common cases:
!_M_names[0] means unnamed; !_M_names[1] means all the categories
the same name (_M_names[0] && _M_names[1] means that the full set
of _M_names must be processed, the general case).
* include/bits/locale_classes.h (locale::_Impl::_M_check_same_name):
Tweak, saving work when !_M_names[1].
(locale::locale(const locale&, _Facet*): Simplify: now just setting
_M_names[0] = 0 means unnamed.
* src/locale.cc (locale::operator==): Deal first with the common,
easy cases, otherwise fall back to locale::name().
(locale::name()): Tweak, if !_M_names[0] just return "*".
(locale::_Impl::_Impl(const _Impl&, size_t): Tweak, early stop
copying __imp._M_names if !__imp._M_names[0] or !__imp._M_names[1].
* src/locale_init.cc (locale::_Impl::_Impl(size_t)): Tweak.
* src/localename.cc (locale::_Impl::_Impl(const char*, size_t):
Simplify when !std::strchr, just updating _M_names[0]; clean up.
(locale::_Impl::_M_replace_categories): When !_M_names[1] prepare
for the general case (full set of names), then do the usual work;
clean up.
* src/locale.cc (locale::name()): Reserve space in __ret.
* src/locale_init.cc (locale::global(const locale&)): Save
the name in a temporary.
* src/localename.cc (locale::locale(const char*)): Reserve space
in __str.
From-SVN: r81430
2004-04-25 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/15002 (continued again)
* include/bits/istream.tcc (getline(basic_istream<>&,
basic_string<>&, _CharT)): Use a temporary buffer, thus
avoiding reallocation for common case.
* include/bits/basic_string.tcc (_S_construct(_InIterator,
_InIterator, const _Alloc&, input_iterator_tag)): Tweak size
of temporary buffer to a power of two.
* testsuite/27_io/basic_istream/getline/char/4.cc: Add comment.
From-SVN: r81163
2004-04-24 Paolo Carlini <pcarlini@suse.de>
Petur Runolfsson <peturr02@ru.is>
PR libstdc++/15002 (continued)
* include/bits/istream.tcc (basic_istream<>::getline(char_type*,
streamsize, char_type)): Use traits::find/copy in a loop to speed
up greatly the function in the common case (I/O buffer size >> 1).
2004-04-24 Paolo Carlini <pcarlini@suse.de>
* testsuite/27_io/basic_istream/getline/char/4.cc: New.
* include/bits/istream.tcc (getline(basic_istream<>&,
basic_string<>&, _CharT)): Change to use sgetc()/snextc() instead
of sbumpc(), consistently with the other functions, thus also
dealing correctly with the case of exceeded string::max_size().
Co-Authored-By: Petur Runolfsson <peturr02@ru.is>
From-SVN: r81146
