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fa4754797c2935e4e2be95f128e668d6499ec267
gcc/libstdc++-v3/include/bits
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Jonathan Wakely fa4754797c libstdc++: Optionally define std::print functions non-inline [PR124410] 
We don't want to export std::vprint_unicode etc. from libstdc++.so yet,
but we can give users the option of improving compile times by getting
the definitions of the std::print internals from libstdc++exp.a instead.

This commit adds a macro, _GLIBCXX_NO_INLINE_PRINT, which disables the
inline definitions of std::vprint_unicode etc. so that extern
definitions in libstdc++exp.a can be used instead.

With this change compiling a helloworld using std::print goes from 8s to
under 2s with trunk. For release branches with --enable-checking=release
we should see even faster times. The object file size is also
dramatically smaller, because there's just a single call to an extern
function instead of instantiating the entire std::print and std::format
implementation inline.

libstdc++-v3/ChangeLog:

	PR libstdc++/124410
	* doc/html/*: Regenerate.
	* doc/xml/manual/using.xml (_GLIBCXX_NO_INLINE_PRINT): Document
	macro.
	* include/Makefile.am: Add bits/print.h and bits/ostream_print.h
	headers.
	* include/Makefile.in: Regenerate.
	* include/std/ostream (vprint_nonunicode, vprint_unicode): Move
	definitions to new bits/ostream_print.h header.
	* include/std/print (__format::_File_sink, vprint_nonunicode)
	(vprint_nonunicode_buffered, vprint_unicode)
	(vprint_unicode_buffered): Move definitions to new bits/print.h
	header.
	* src/c++23/print.cc: Include new headers to define symbols for
	inline print functions.
	* include/bits/ostream_print.h: New file.
	* include/bits/print.h: New file.
2026-04-17 13:43:49 +01:00
..
algorithmfwd.h
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2026-01-02 09:56:11 +01:00
align.h
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2026-01-02 09:56:11 +01:00
alloc_traits.h
libstdc++: Add allocate_at_least (P0401) [PR118030]
2026-03-10 13:38:23 -04:00
allocated_ptr.h
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2026-01-02 09:56:11 +01:00
allocator.h
libstdc++: Improve diagnostics for std::allocator<incomplete type>
2026-03-16 15:17:45 +00:00
atomic_base.h
libstdc++: Change atomic_ref::address return type to cv void*.
2026-03-30 18:01:13 +02:00
atomic_futex.h
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2026-01-02 09:56:11 +01:00
atomic_timed_wait.h
libstdc++: Fix proxy wait detection in atomic wait
2026-01-09 19:18:21 +00:00
atomic_wait.h
libstdc++: Add platform wait functions for FreeBSD [PR120527]
2026-03-09 16:44:11 +00:00
basic_ios.h
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2026-01-02 09:56:11 +01:00
basic_ios.tcc
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2026-01-02 09:56:11 +01:00
basic_string.h
libstdc++: Export explicit instantiations for C++20 members of std::string
2026-04-07 19:25:27 +02:00
basic_string.tcc
libstdc++: Export explicit instantiations for C++20 members of std::string
2026-04-07 19:25:27 +02:00
binders.h
libstdc++: Fix errors in Doxygen markup
2026-04-02 13:59:55 +01:00
boost_concept_check.h
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2026-01-02 09:56:11 +01:00
c++0x_warning.h
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2026-01-02 09:56:11 +01:00
c++config
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2026-01-02 09:56:11 +01:00
char_traits.h
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2026-01-02 09:56:11 +01:00
charconv.h
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2026-01-02 09:56:11 +01:00
chrono_io.h
libstdc++: Rename std::runtime_format for C++26 (P3953R3)
2026-04-01 12:51:16 +01:00
chrono.h
libstdc++: Fix Doxygen comments on chrono::floor etc.
2026-04-02 13:59:57 +01:00
codecvt.h
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2026-01-02 09:56:11 +01:00
concept_check.h
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2026-01-02 09:56:11 +01:00
cow_string.h
libstdc++: Export explicit instantiations for C++20 members of std::string
2026-04-07 19:25:27 +02:00
cpp_type_traits.h
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2026-01-02 09:56:11 +01:00
cpyfunc_impl.h
libstdc++: Pass small trivial types by value in polymorphic wrappers
2025-06-02 13:52:35 +02:00
deque.tcc
libstdc++: Optimize __uninitialized_copy_a for std::deque iterators [PR124463]
2026-03-17 21:49:14 +00:00
elements_of.h
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2026-01-02 09:56:11 +01:00
enable_special_members.h
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2026-01-02 09:56:11 +01:00
erase_if.h
libstdc++: Fix std::erase_if for std::string with -D_GLIBCXX_USE_CXX11_ABI=0.
2026-01-19 10:17:47 +01:00
formatfwd.h
libstdc++: Fix errors in Doxygen markup
2026-04-02 13:59:55 +01:00
forward_list.h
libstdc++: Fix errors in Doxygen markup
2026-04-02 13:59:55 +01:00
forward_list.tcc
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2026-01-02 09:56:11 +01:00
fs_dir.h
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2026-01-02 09:56:11 +01:00
fs_fwd.h
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2026-01-02 09:56:11 +01:00
fs_ops.h
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2026-01-02 09:56:11 +01:00
fs_path.h
libstdc++: Fix some non-uglified names
2026-03-17 21:49:43 +00:00
fstream.tcc
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2026-01-02 09:56:11 +01:00
funcref_impl.h
libstdc++: Remove non_type and replace it with constant_wrapper in function_ref
2026-04-08 13:22:20 +02:00
functexcept.h
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2026-01-02 09:56:11 +01:00
functional_hash.h
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2026-01-02 09:56:11 +01:00
funcwrap.h
libstdc++: Remove non_type and replace it with constant_wrapper in function_ref
2026-04-08 13:22:20 +02:00
gslice_array.h
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2026-01-02 09:56:11 +01:00
gslice.h
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2026-01-02 09:56:11 +01:00
hashtable_policy.h
libstdc++: [_Hashtable] Use std::addressof in post-C++11 code
2026-04-13 22:29:22 +02:00
hashtable.h
libstdc++: [_Hashtable] Use std::addressof in post-C++11 code
2026-04-13 22:29:22 +02:00
indirect_array.h
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2026-01-02 09:56:11 +01:00
indirect.h
libstdc++: Fix allocator propagation and tests for std::indirect and std::polymorphic
2025-10-08 17:06:20 +01:00
intcmp.h
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2026-01-02 09:56:11 +01:00
invoke.h
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ios_base.h
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istream.tcc
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2026-01-02 09:56:11 +01:00
iterator_concepts.h
c++: C++26 Reflection [PR120775]
2026-01-15 10:17:43 -05:00
list.tcc
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locale_classes.h
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locale_classes.tcc
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locale_conv.h
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locale_facets_nonio.h
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locale_facets_nonio.tcc
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locale_facets.h
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locale_facets.tcc
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localefwd.h
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mask_array.h
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max_size_type.h
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2026-01-02 09:56:11 +01:00
memory_resource.h
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2026-01-02 09:56:11 +01:00
memoryfwd.h
libstdc++: Add allocate_at_least (P0401) [PR118030]
2026-03-10 13:38:23 -04:00
mofunc_impl.h
libstdc++: Pass small trivial types by value in polymorphic wrappers
2025-06-02 13:52:35 +02:00
monostate.h
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2026-01-02 09:56:11 +01:00
move.h
libstdc++: Remove Doxygen @return on void functions
2026-04-02 13:59:56 +01:00
new_allocator.h
libstdc++: Improve diagnostics for std::allocator<incomplete type>
2026-03-16 15:17:45 +00:00
new_except.h
libstdc++: Use gnu_inline attribute on constexpr exception methods [PR123183]
2026-01-07 15:07:33 +01:00
new_throw.h
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node_handle.h
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2026-01-02 09:56:11 +01:00
ostream_insert.h
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2026-01-02 09:56:11 +01:00
ostream_print.h
libstdc++: Optionally define std::print functions non-inline [PR124410]
2026-04-17 13:43:49 +01:00
ostream.h
libstdc++: Fix Doxygen grouping
2026-04-02 13:59:56 +01:00
ostream.tcc
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2026-01-02 09:56:11 +01:00
out_ptr.h
libstdc++: Fix errors in Doxygen markup
2026-04-02 13:59:55 +01:00
parse_numbers.h
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2026-01-02 09:56:11 +01:00
postypes.h
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2026-01-02 09:56:11 +01:00
predefined_ops.h
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2026-01-02 09:56:11 +01:00
print.h
libstdc++: Optionally define std::print functions non-inline [PR124410]
2026-04-17 13:43:49 +01:00
ptr_traits.h
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2026-01-02 09:56:11 +01:00
quoted_string.h
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2026-01-02 09:56:11 +01:00
random.h
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2026-01-02 09:56:11 +01:00
random.tcc
libstdc++: Fix philox_engine counter increment carry
2026-04-15 17:51:49 +01:00
range_access.h
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2026-01-02 09:56:11 +01:00
ranges_algo.h
libstdc++: Do not use projection for ranges::replace default args (LWG 4444)
2026-03-10 18:22:28 +00:00
ranges_algobase.h
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2026-01-02 09:56:11 +01:00
ranges_base.h
libstdc++: Make ranges::distance work with volatile iterators (LWG 4242)
2026-03-16 22:04:23 +00:00
ranges_cmp.h
libstdc++: Use overload operator<=> when provided in relational functors [PR114153]
2026-01-19 12:09:11 +01:00
ranges_uninitialized.h
libstdc++: Add default template parameters for uninitialized_fill(_n).
2026-04-10 07:59:24 +02:00
ranges_util.h
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2026-01-02 09:56:11 +01:00
refwrap.h
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2026-01-02 09:56:11 +01:00
regex_automaton.h
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2026-01-02 09:56:11 +01:00
regex_automaton.tcc
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2026-01-02 09:56:11 +01:00
regex_compiler.h
libstdc++: Uglify another variable name
2026-03-18 15:40:51 +01:00
regex_compiler.tcc
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2026-01-02 09:56:11 +01:00
regex_constants.h
libstdc++: Simplify documentation of match_flag_type::format_default
2026-04-02 13:59:58 +01:00
regex_error.h
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2026-01-02 09:56:11 +01:00
regex_executor.h
libstdc++/regex: Remove now unused __dfs_mode template parameter
2026-02-09 20:04:12 -05:00
regex_executor.tcc
libstdc++/regex: Avoid -Wunused-parameter warnings in _Executor
2026-02-12 15:17:57 -05:00
regex_scanner.h
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2026-01-02 09:56:11 +01:00
regex_scanner.tcc
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2026-01-02 09:56:11 +01:00
regex.h
libstdc++/regex: Remove now unused __dfs_mode template parameter
2026-02-09 20:04:12 -05:00
regex.tcc
libstdc++: Optimize std::regex_traits lookup functions
2026-02-11 11:00:03 +00:00
requires_hosted.h
…
sat_arith.h
libstdc++: Rename saturation arithmetic for C++26 (P4052R0)
2026-04-01 12:51:13 +01:00
semaphore_base.h
libstdc++: Ensure counting_semaphore::try_acquire_for times out [PR122878]
2026-01-09 19:18:21 +00:00
shared_ptr_atomic.h
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2026-01-02 09:56:11 +01:00
shared_ptr_base.h
libstdc++: Disable false positive middle end warnings in std::shared_ptr [PR122197]
2026-01-28 10:28:09 +00:00
shared_ptr.h
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2026-01-02 09:56:11 +01:00
simd_alg.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_details.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_flags.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_iterator.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_loadstore.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_mask_reductions.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_mask.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_reductions.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
simd_vec.h
libstdc++: Implement LWG4403: CTAD misses difference type casting
2026-04-15 09:40:55 +02:00
simd_x86.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
slice_array.h
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2026-01-02 09:56:11 +01:00
specfun.h
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2026-01-02 09:56:11 +01:00
sstream.tcc
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2026-01-02 09:56:11 +01:00
std_abs.h
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2026-01-02 09:56:11 +01:00
std_function.h
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2026-01-02 09:56:11 +01:00
std_mutex.h
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2026-01-02 09:56:11 +01:00
std_thread.h
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2026-01-02 09:56:11 +01:00
stdexcept_except.h
libstdc++: Use gnu_inline attribute on constexpr exception methods [PR123183]
2026-01-07 15:07:33 +01:00
stdexcept_throw.h
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2026-01-02 09:56:11 +01:00
stdexcept_throwdef.h
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2026-01-02 09:56:11 +01:00
stdexcept_throwfwd.h
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2026-01-02 09:56:11 +01:00
stl_algo.h
libstdc++: Remove Doxygen @return on void functions
2026-04-02 13:59:56 +01:00
stl_algobase.h
libstdc++: Remove Doxygen @return on void functions
2026-04-02 13:59:56 +01:00
stl_bvector.h
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2026-01-02 09:56:11 +01:00
stl_construct.h
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2026-01-02 09:56:11 +01:00
stl_deque.h
libstdc++: Remove Doxygen @return on void functions
2026-04-02 13:59:56 +01:00
stl_function.h
libstdc++: Make function_ref non-dangling for stateless wrappers
2026-02-11 17:54:09 +01:00
stl_heap.h
libstdc++: Fix handling iterators with proxy subscript in heap algorithms.
2026-01-13 19:14:26 +01:00
stl_iterator_base_funcs.h
libstdc++: Remove Doxygen @return on void functions
2026-04-02 13:59:56 +01:00
stl_iterator_base_types.h
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2026-01-02 09:56:11 +01:00
stl_iterator.h
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2026-01-02 09:56:11 +01:00
stl_list.h
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2026-01-02 09:56:11 +01:00
stl_map.h
libstdc++: Fix errors in Doxygen markup
2026-04-02 13:59:55 +01:00
stl_multimap.h
libstdc++: container erasure overloads (P2077) [PR117404]
2026-02-04 17:39:51 -05:00
stl_multiset.h
libstdc++: container erasure overloads (P2077) [PR117404]
2026-02-04 17:39:51 -05:00
stl_numeric.h
libstdc++: Remove Doxygen @return on void functions
2026-04-02 13:59:56 +01:00
stl_pair.h
libstdc++: Minor tweak to Doxygen comment for std::pair
2026-04-02 13:59:57 +01:00
stl_queue.h
libstdc++: Fix Doxygen grouping
2026-04-02 13:59:56 +01:00
stl_raw_storage_iter.h
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2026-01-02 09:56:11 +01:00
stl_relops.h
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2026-01-02 09:56:11 +01:00
stl_set.h
libstdc++: Fix errors in Doxygen markup
2026-04-02 13:59:55 +01:00
stl_stack.h
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2026-01-02 09:56:11 +01:00
stl_tempbuf.h
libstdc++: Remove Doxygen @return on void functions
2026-04-02 13:59:56 +01:00
stl_tree.h
libstdc++: Delete superseded comment
2026-03-27 11:37:39 -04:00
stl_uninitialized.h
libstdc++: Add default template parameters for uninitialized_fill(_n).
2026-04-10 07:59:24 +02:00
stl_vector.h
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2026-01-02 09:56:11 +01:00
stream_iterator.h
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2026-01-02 09:56:11 +01:00
streambuf_iterator.h
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2026-01-02 09:56:11 +01:00
streambuf.tcc
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2026-01-02 09:56:11 +01:00
string_view.tcc
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2026-01-02 09:56:11 +01:00
stringfwd.h
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2026-01-02 09:56:11 +01:00
text_encoding-data.h
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this_thread_sleep.h
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2026-01-02 09:56:11 +01:00
unicode-data.h
Update to Unicode 17.0.0
2025-10-08 18:02:39 +02:00
unicode.h
libstdc++: Ensure that _Utf_view is always a view.
2025-11-14 18:27:01 +01:00
uniform_int_dist.h
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2026-01-02 09:56:11 +01:00
unique_lock.h
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2026-01-02 09:56:11 +01:00
unique_ptr.h
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2026-01-02 09:56:11 +01:00
unordered_map.h
libstdc++: Rename parameters of unordered erase(K&&) members
2026-04-02 13:59:56 +01:00
unordered_set.h
libstdc++: Rename parameters of unordered erase(K&&) members
2026-04-02 13:59:56 +01:00
uses_allocator_args.h
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2026-01-02 09:56:11 +01:00
uses_allocator.h
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2026-01-02 09:56:11 +01:00
utility.h
libstdc++: Runtime fallback for constant_wrapper subscript and call operators.
2026-04-14 14:20:59 +02:00
valarray_after.h
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2026-01-02 09:56:11 +01:00
valarray_array.h
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valarray_array.tcc
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2026-01-02 09:56:11 +01:00
valarray_before.h
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2026-01-02 09:56:11 +01:00
vec_ops.h
libstdc++: Implement [simd] for C++26
2026-03-21 12:44:15 +01:00
vector.tcc
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2026-01-02 09:56:11 +01:00
version.def
libstdc++: Define __cpp_lib_stdbit_h and __cpp_lib_stdckdint_h feature test macros.
2026-04-14 17:09:26 +02:00
version.h
libstdc++: Define __cpp_lib_stdbit_h and __cpp_lib_stdckdint_h feature test macros.
2026-04-14 17:09:26 +02:00
version.tpl
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2026-01-02 09:56:11 +01:00