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[libc++] Split off iostreams explicit instantiations into its own source file 

This makes it cleaner to add more instantiations without cluttering the
actual implementation of ios.
This commit is contained in:
Louis Dionne 2020-11-02 10:30:29 -05:00
parent 1695c8420a
commit c6eaa14e11
3 changed files with 32 additions and 16 deletions
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1
libcxx/src/CMakeLists.txt
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@ -64,6 +64,7 @@ endif()
if (LIBCXX_ENABLE_LOCALIZATION)
list(APPEND LIBCXX_SOURCES
ios.cpp
ios.instantiations.cpp
iostream.cpp
locale.cpp
regex.cpp

16
libcxx/src/ios.cpp
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@ -15,30 +15,14 @@
#include "__locale"
#include "algorithm"
#include "include/config_elast.h"
#include "istream"
#include "limits"
#include "memory"
#include "new"
#include "streambuf"
#include "string"
#include "__undef_macros"
_LIBCPP_BEGIN_NAMESPACE_STD
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ios<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ios<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_streambuf<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_streambuf<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_istream<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_istream<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ostream<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ostream<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_iostream<char>;
class _LIBCPP_HIDDEN __iostream_category
: public __do_message
{

31
libcxx/src/ios.instantiations.cpp Normal file
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@ -0,0 +1,31 @@
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "__config"
#include "ios"
#include "istream"
#include "ostream"
#include "streambuf"
_LIBCPP_BEGIN_NAMESPACE_STD
// Original explicit instantiations provided in the library
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ios<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ios<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_streambuf<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_streambuf<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_istream<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_istream<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ostream<char>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_ostream<wchar_t>;
template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS basic_iostream<char>;
// Add more here if needed...
_LIBCPP_END_NAMESPACE_STD