gcc/libstdc++-v3
Jonathan Wakely 1a289fa362 Export explicit instantiations for C++17 members of std::string
The C++17 standard added some new members to std::basic_string, which
were not previously instantiated in the library. This meant that the
extern template declarations had to be disabled for C++17 mode. With
this patch the new members are instantiated in the library and so the
explicit instantiation declarations can be used for C++17.

The new members added by C++2a are still not exported, and so the
explicit instantiation declarations are still disabled for C++2a.

	* config/abi/pre/gnu.ver (GLIBCXX_3.4.21): Make patterns less greedy
	for const member functions of std::basic_string.
	(GLIBCXX_3.4.26): Export member functions of std::basic_string added
	in C++17.
	* include/bits/basic_string.h (basic_string(__sv_wrapper, const A&)):
	Make non-standard constructor private.
	[!_GLIBCXX_USE_CXX11_ABI] (basic_string(__sv_wrapper, const A&)):
	Likewise.
	* include/bits/basic_string.tcc (std::string, std::wstring): Declare
	explicit instantiations for C++17 as well as earlier dialects.
	* src/c++17/Makefile.am: Add new source files.
	* src/c++17/Makefile.in: Regenerate.
	* src/c++17/cow-string-inst.cc: New file defining explicit
	instantiations for basic_string member functions added in C++17.
	* src/c++17/string-inst.cc: Likewise.

From-SVN: r267585
2019-01-04 23:23:22 +00:00
..
config Export explicit instantiations for C++17 members of std::string 2019-01-04 23:23:22 +00:00
doc Update copyright years. 2019-01-01 13:31:55 +01:00
include Export explicit instantiations for C++17 members of std::string 2019-01-04 23:23:22 +00:00
libsupc++ Update copyright years. 2019-01-01 13:31:55 +01:00
po Update copyright years. 2019-01-01 13:31:55 +01:00
python Update copyright years. 2019-01-01 13:31:55 +01:00
scripts Update copyright years. 2019-01-01 13:31:55 +01:00
src Export explicit instantiations for C++17 members of std::string 2019-01-04 23:23:22 +00:00
testsuite Add allocator-extended copy/move ctors to COW string 2019-01-04 23:23:17 +00:00
ChangeLog Export explicit instantiations for C++17 members of std::string 2019-01-04 23:23:22 +00:00
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ChangeLog-2016 Update copyright years. 2017-01-01 13:07:43 +01:00
ChangeLog-2017 Update copyright years. 2018-01-03 11:03:58 +01:00
ChangeLog-2018 Update copyright years. 2019-01-01 13:31:55 +01:00
Makefile.am Update copyright years. 2019-01-01 13:31:55 +01:00
Makefile.in Update GCC to autoconf 2.69, automake 1.15.1 (PR bootstrap/82856). 2018-10-31 17:03:16 +00:00
README
acinclude.m4 PR libstdc++/67843 set shared_ptr lock policy at build-time 2018-11-27 23:25:56 +00:00
aclocal.m4 Update GCC to autoconf 2.69, automake 1.15.1 (PR bootstrap/82856). 2018-10-31 17:03:16 +00:00
config.h.in PR libstdc++/67843 set shared_ptr lock policy at build-time 2018-11-27 23:25:56 +00:00
configure PR libstdc++/67843 set shared_ptr lock policy at build-time 2018-11-27 23:25:56 +00:00
configure.ac PR libstdc++/67843 set shared_ptr lock policy at build-time 2018-11-27 23:25:56 +00:00
configure.host Don't force visibility to hidden for Darwin > 8. 2018-08-25 09:02:28 +00:00
crossconfig.m4 Define _GLIBCXX_USE_DEV_RANDOM as replacement for _GLIBCXX_USE_RANDOM_TR1 2018-10-16 15:49:29 +01:00
fragment.am PR libstdc++/86450 use -Wabi=2 and simplify -Werror use 2018-07-17 14:18:47 +01:00
linkage.m4

README

file: libstdc++-v3/README

New users may wish to point their web browsers to the file
index.html in the 'doc/html' subdirectory.  It contains brief
building instructions and notes on how to configure the library in
interesting ways.