[libc++] Granularize <ostream> #85537
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@llvm/pr-subscribers-libcxx Author: Nikolas Klauser (philnik777) ChangesThis also includes Patch is 90.05 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/85537.diff 19 Files Affected:
diff --git a/libcxx/include/CMakeLists.txt b/libcxx/include/CMakeLists.txt
index 6ed8d21d98a15a..caac0f97355ba3 100644
--- a/libcxx/include/CMakeLists.txt
+++ b/libcxx/include/CMakeLists.txt
@@ -584,6 +584,8 @@ set(files
__numeric/transform_exclusive_scan.h
__numeric/transform_inclusive_scan.h
__numeric/transform_reduce.h
+ __ostream/basic_ostream.h
+ __ostream/print.h
__random/bernoulli_distribution.h
__random/binomial_distribution.h
__random/cauchy_distribution.h
diff --git a/libcxx/include/__ostream/basic_ostream.h b/libcxx/include/__ostream/basic_ostream.h
new file mode 100644
index 00000000000000..697192bfb46b36
--- /dev/null
+++ b/libcxx/include/__ostream/basic_ostream.h
@@ -0,0 +1,860 @@
+//===---------------------------------------------------------------------===//
+//
+// 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
+//
+//===---------------------------------------------------------------------===//
+
+#ifndef _LIBCPP___OSTREAM_BASIC_OSTREAM_H
+#define _LIBCPP___OSTREAM_BASIC_OSTREAM_H
+
+#include <__config>
+#include <__exception/operations.h>
+#include <__memory/shared_ptr.h>
+#include <__memory/unique_ptr.h>
+#include <__system_error/error_code.h>
+#include <__type_traits/conjunction.h>
+#include <__type_traits/enable_if.h>
+#include <__type_traits/is_base_of.h>
+#include <__type_traits/void_t.h>
+#include <__utility/declval.h>
+#include <bitset>
+#include <cstddef>
+#include <ios>
+#include <locale>
+#include <new> // for __throw_bad_alloc
+#include <streambuf>
+#include <string_view>
+
+#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
+# pragma GCC system_header
+#endif
+
+_LIBCPP_PUSH_MACROS
+#include <__undef_macros>
+
+_LIBCPP_BEGIN_NAMESPACE_STD
+
+template <class _CharT, class _Traits>
+class _LIBCPP_TEMPLATE_VIS basic_ostream : virtual public basic_ios<_CharT, _Traits> {
+public:
+ // types (inherited from basic_ios (27.5.4)):
+ typedef _CharT char_type;
+ typedef _Traits traits_type;
+ typedef typename traits_type::int_type int_type;
+ typedef typename traits_type::pos_type pos_type;
+ typedef typename traits_type::off_type off_type;
+
+ // 27.7.2.2 Constructor/destructor:
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 explicit basic_ostream(basic_streambuf<char_type, traits_type>* __sb) {
+ this->init(__sb);
+ }
+ ~basic_ostream() override;
+
+protected:
+ inline _LIBCPP_HIDE_FROM_ABI basic_ostream(basic_ostream&& __rhs);
+
+ // 27.7.2.3 Assign/swap
+ inline _LIBCPP_HIDE_FROM_ABI basic_ostream& operator=(basic_ostream&& __rhs);
+
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 void swap(basic_ostream& __rhs) {
+ basic_ios<char_type, traits_type>::swap(__rhs);
+ }
+
+ basic_ostream(const basic_ostream& __rhs) = delete;
+ basic_ostream& operator=(const basic_ostream& __rhs) = delete;
+
+public:
+ // 27.7.2.4 Prefix/suffix:
+ class _LIBCPP_TEMPLATE_VIS sentry;
+
+ // 27.7.2.6 Formatted output:
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
+ return __pf(*this);
+ }
+
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream&
+ operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
+ __pf(*this);
+ return *this;
+ }
+
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
+ __pf(*this);
+ return *this;
+ }
+
+ basic_ostream& operator<<(bool __n);
+ basic_ostream& operator<<(short __n);
+ basic_ostream& operator<<(unsigned short __n);
+ basic_ostream& operator<<(int __n);
+ basic_ostream& operator<<(unsigned int __n);
+ basic_ostream& operator<<(long __n);
+ basic_ostream& operator<<(unsigned long __n);
+ basic_ostream& operator<<(long long __n);
+ basic_ostream& operator<<(unsigned long long __n);
+ basic_ostream& operator<<(float __f);
+ basic_ostream& operator<<(double __f);
+ basic_ostream& operator<<(long double __f);
+ basic_ostream& operator<<(const void* __p);
+
+#if _LIBCPP_STD_VER >= 23
+ _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(const volatile void* __p) {
+ return operator<<(const_cast<const void*>(__p));
+ }
+#endif
+
+ basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
+
+#if _LIBCPP_STD_VER >= 17
+ // LWG 2221 - nullptr. This is not backported to older standards modes.
+ // See https://reviews.llvm.org/D127033 for more info on the rationale.
+ _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
+#endif
+
+ // 27.7.2.7 Unformatted output:
+ basic_ostream& put(char_type __c);
+ basic_ostream& write(const char_type* __s, streamsize __n);
+ basic_ostream& flush();
+
+ // 27.7.2.5 seeks:
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 pos_type tellp();
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& seekp(pos_type __pos);
+ inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& seekp(off_type __off, ios_base::seekdir __dir);
+
+protected:
+ _LIBCPP_HIDE_FROM_ABI basic_ostream() {} // extension, intentially does not initialize
+};
+
+template <class _CharT, class _Traits>
+class _LIBCPP_TEMPLATE_VIS basic_ostream<_CharT, _Traits>::sentry {
+ bool __ok_;
+ basic_ostream<_CharT, _Traits>& __os_;
+
+public:
+ explicit sentry(basic_ostream<_CharT, _Traits>& __os);
+ ~sentry();
+ sentry(const sentry&) = delete;
+ sentry& operator=(const sentry&) = delete;
+
+ _LIBCPP_HIDE_FROM_ABI explicit operator bool() const { return __ok_; }
+};
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>::sentry::sentry(basic_ostream<_CharT, _Traits>& __os) : __ok_(false), __os_(__os) {
+ if (__os.good()) {
+ if (__os.tie())
+ __os.tie()->flush();
+ __ok_ = true;
+ }
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>::sentry::~sentry() {
+ if (__os_.rdbuf() && __os_.good() && (__os_.flags() & ios_base::unitbuf) && !uncaught_exception()) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ if (__os_.rdbuf()->pubsync() == -1)
+ __os_.setstate(ios_base::badbit);
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ }
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>::basic_ostream(basic_ostream&& __rhs) {
+ this->move(__rhs);
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator=(basic_ostream&& __rhs) {
+ swap(__rhs);
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>::~basic_ostream() {}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>&
+basic_ostream<_CharT, _Traits>::operator<<(basic_streambuf<char_type, traits_type>* __sb) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ if (__sb) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ typedef istreambuf_iterator<_CharT, _Traits> _Ip;
+ typedef ostreambuf_iterator<_CharT, _Traits> _Op;
+ _Ip __i(__sb);
+ _Ip __eof;
+ _Op __o(*this);
+ size_t __c = 0;
+ for (; __i != __eof; ++__i, ++__o, ++__c) {
+ *__o = *__i;
+ if (__o.failed())
+ break;
+ }
+ if (__c == 0)
+ this->setstate(ios_base::failbit);
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_failbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ } else
+ this->setstate(ios_base::badbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(bool __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(short __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ ios_base::fmtflags __flags = ios_base::flags() & ios_base::basefield;
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this,
+ *this,
+ this->fill(),
+ __flags == ios_base::oct || __flags == ios_base::hex
+ ? static_cast<long>(static_cast<unsigned short>(__n))
+ : static_cast<long>(__n))
+ .failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(unsigned short __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), static_cast<unsigned long>(__n)).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(int __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ ios_base::fmtflags __flags = ios_base::flags() & ios_base::basefield;
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this,
+ *this,
+ this->fill(),
+ __flags == ios_base::oct || __flags == ios_base::hex
+ ? static_cast<long>(static_cast<unsigned int>(__n))
+ : static_cast<long>(__n))
+ .failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(unsigned int __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), static_cast<unsigned long>(__n)).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(long __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(unsigned long __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(long long __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(unsigned long long __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(float __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), static_cast<double>(__n)).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(double __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(long double __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(const void* __n) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ sentry __s(*this);
+ if (__s) {
+ typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
+ const _Fp& __f = std::use_facet<_Fp>(this->getloc());
+ if (__f.put(*this, *this, this->fill(), __n).failed())
+ this->setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ this->__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return *this;
+}
+
+template <class _CharT, class _Traits>
+_LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>&
+__put_character_sequence(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str, size_t __len) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ typename basic_ostream<_CharT, _Traits>::sentry __s(__os);
+ if (__s) {
+ typedef ostreambuf_iterator<_CharT, _Traits> _Ip;
+ if (std::__pad_and_output(
+ _Ip(__os),
+ __str,
+ (__os.flags() & ios_base::adjustfield) == ios_base::left ? __str + __len : __str,
+ __str + __len,
+ __os,
+ __os.fill())
+ .failed())
+ __os.setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ __os.__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return __os;
+}
+
+template <class _CharT, class _Traits>
+_LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
+ return std::__put_character_sequence(__os, &__c, 1);
+}
+
+template <class _CharT, class _Traits>
+_LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ try {
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ typename basic_ostream<_CharT, _Traits>::sentry __s(__os);
+ if (__s) {
+ _CharT __c = __os.widen(__cn);
+ typedef ostreambuf_iterator<_CharT, _Traits> _Ip;
+ if (std::__pad_and_output(
+ _Ip(__os),
+ &__c,
+ (__os.flags() & ios_base::adjustfield) == ios_base::left ? &__c + 1 : &__c,
+ &__c + 1,
+ __os,
+ __os.fill())
+ .failed())
+ __os.setstate(ios_base::badbit | ios_base::failbit);
+ }
+#ifndef _LIBCPP_HAS_NO_EXCEPTIONS
+ } catch (...) {
+ __os.__set_badbit_and_consider_rethrow();
+ }
+#endif // _LIBCPP_HAS_NO_EXCEPTIONS
+ return __os;
+}
+
+template <class _Traits>
+_LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
+ return std::__put_character_sequence(__os, &__c, 1);
+}
+
+template <class _Traits>
+_LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
+ return std::__put_character_sequence(__os, (char*)&__c, 1);
+}
+
+template <class _Traits>
+_LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
+ return std::__put_character_sequence(__os, (char*)&__c, ...
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✅ With the latest revision this PR passed the C/C++ code formatter. |
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This also includes `<__ostream/basic_ostream.h>` in `<sstream>` now, reducing the include time of `<complex>` from 819ms to 603ms.
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This also includes
<__ostream/basic_ostream.h>in<sstream>now,reducing the include time of
<complex>from 819ms to 603ms.