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SUSE:SLE-12-SP1:GA
gcc7.7208
gcc7-bnc1087550.diff
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File gcc7-bnc1087550.diff of Package gcc7.7208
2018-04-18 Jonathan Wakely <jwakely@redhat.com> Jakub Jelinek <jakub@redhat.com> PR libstdc++/85442 * src/c++11/Makefile.am: Don't generate debuginfo again for cxx11-ios_failure-lt.s and cxx11-ios_failure.s files. * src/c++11/Makefile.in: Regenerate. 2018-04-13 Jonathan Wakely <jwakely@redhat.com> * src/c++11/Makefile.am: Fix sed command. * src/c++11/Makefile.in: Regenerate. * src/c++11/Makefile.am: Rewrite sed rule to be less fragile and to handle mangled names starting with double underscores on darwin. * src/c++11/Makefile.in: Regenerate. 2018-04-12 Jonathan Wakely <jwakely@redhat.com> * src/c++11/Makefile.am: Fix comment. * src/c++11/Makefile.in: Regenerate. * src/c++11/cxx11-ios_failure.cc: Fix comment. * src/c++98/ios_failure.cc: Likewise. Backport from mainline 2018-04-10 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/85222 * src/c++11/Makefile.am [ENABLE_DUAL_ABI]: Add special rules for cxx11-ios_failure.cc to rewrite type info for __ios_failure. * src/c++11/Makefile.in: Regenerate. * src/c++11/cxx11-ios_failure.cc (__ios_failure, __iosfail_type_info): New types. [_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here. * src/c++11/ios.cc (__throw_ios_failure): Remove definition. (_GLIBCXX_USE_CXX11_ABI): Don't define here. * src/c++98/ios_failure.cc (__construct_ios_failure) (__destroy_ios_failure, is_ios_failure_handler): New functions. [!_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here. * testsuite/27_io/ios_base/failure/dual_abi.cc: New. * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Revert changes to handler types, to always catch std::ios_base::failure. * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise. * testsuite/27_io/basic_istream/extractors_arithmetic/char/ exceptions_failbit.cc: Likewise. * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/ exceptions_failbit.cc: Likewise. * testsuite/27_io/basic_istream/extractors_other/char/ exceptions_null.cc: Likewise. * testsuite/27_io/basic_istream/extractors_other/wchar_t/ exceptions_null.cc: Likewise. * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise. * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise. * testsuite/27_io/basic_ostream/inserters_other/char/ exceptions_null.cc: Likewise. * testsuite/27_io/basic_ostream/inserters_other/wchar_t/ exceptions_null.cc: Likewise. * testsuite/27_io/ios_base/storage/2.cc: Likewise. Index: libstdc++-v3/src/c++98/ios_failure.cc =================================================================== --- libstdc++-v3/src/c++98/ios_failure.cc (revision 259351) +++ libstdc++-v3/src/c++98/ios_failure.cc (working copy) @@ -29,6 +29,18 @@ #define _GLIBCXX_USE_CXX11_ABI 0 #include <ios> +#if _GLIBCXX_USE_DUAL_ABI && __cpp_rtti +#include <cxxabi.h> +#include <typeinfo> +#endif + +#ifdef _GLIBCXX_USE_NLS +# include <libintl.h> +# define _(msgid) gettext (msgid) +#else +# define _(msgid) (msgid) +#endif + namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION @@ -43,5 +55,40 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION ios_base::failure::what() const throw() { return _M_msg.c_str(); } +#if _GLIBCXX_USE_DUAL_ABI + // When the dual ABI is enabled __throw_ios_failure() is defined in + // src/c++11/cxx11-ios_failure.cc +#if __cpp_rtti + // If RTTI is enabled the exception type thrown will use these functions to + // construct/destroy a gcc4-compatible ios::failure object in a buffer, + // and to catch that object via a handler of the gcc4-compatible type. + void + __construct_ios_failure(void* buf, const char* msg) + { ::new(buf) ios_base::failure(msg); } + + void + __destroy_ios_failure(void* buf) + { static_cast<ios_base::failure*>(buf)->~failure(); } + + bool + __is_ios_failure_handler(const __cxxabiv1::__class_type_info* type) + { return *type == typeid(ios::failure); } + + namespace { + // C++98-style static assertions to ensure ios::failure fits in a buffer + // with the same size and alignment as runtime_error: + typedef char S[1 / (sizeof(ios::failure) <= sizeof(runtime_error))]; + typedef char A[1 / (__alignof(ios::failure) <= __alignof(runtime_error))]; + } +#endif // __cpp_rtti + +#else // ! _GLIBCXX_USE_DUAL_ABI + + void + __throw_ios_failure(const char* __s __attribute__((unused))) + { _GLIBCXX_THROW_OR_ABORT(ios::failure(_(__s))); } + +#endif + _GLIBCXX_END_NAMESPACE_VERSION } // namespace Index: libstdc++-v3/src/c++11/Makefile.in =================================================================== --- libstdc++-v3/src/c++11/Makefile.in (revision 259351) +++ libstdc++-v3/src/c++11/Makefile.in (working copy) @@ -433,6 +433,9 @@ sources = \ libc__11convenience_la_SOURCES = $(sources) $(inst_sources) +# Rewrite the type info for __ios_failure. +@ENABLE_DUAL_ABI_TRUE@rewrite_ios_failure_typeinfo = sed -e '/^_*_ZTISt13__ios_failure:/,/_ZTVN10__cxxabiv120__si_class_type_infoE/s/_ZTVN10__cxxabiv120__si_class_type_infoE/_ZTVSt19__iosfail_type_info/' + # AM_CXXFLAGS needs to be in each subdirectory so that it can be # modified in a per-library or per-sub-library way. Need to manually # set this option because CONFIG_CXXFLAGS has to be after @@ -748,6 +751,21 @@ hashtable_c++0x.lo: hashtable_c++0x.cc hashtable_c++0x.o: hashtable_c++0x.cc $(CXXCOMPILE) -fimplicit-templates -c $< +@ENABLE_DUAL_ABI_TRUE@cxx11-ios_failure-lt.s: cxx11-ios_failure.cc +@ENABLE_DUAL_ABI_TRUE@ $(LTCXXCOMPILE) -S $< -o tmp-cxx11-ios_failure-lt.s +@ENABLE_DUAL_ABI_TRUE@ -test -f tmp-cxx11-ios_failure-lt.o && mv -f tmp-cxx11-ios_failure-lt.o tmp-cxx11-ios_failure-lt.s +@ENABLE_DUAL_ABI_TRUE@ $(rewrite_ios_failure_typeinfo) tmp-$@ > $@ +@ENABLE_DUAL_ABI_TRUE@ -rm -f tmp-$@ +@ENABLE_DUAL_ABI_TRUE@cxx11-ios_failure.s: cxx11-ios_failure.cc +@ENABLE_DUAL_ABI_TRUE@ $(CXXCOMPILE) -S $< -o tmp-$@ +@ENABLE_DUAL_ABI_TRUE@ $(rewrite_ios_failure_typeinfo) tmp-$@ > $@ +@ENABLE_DUAL_ABI_TRUE@ -rm -f tmp-$@ + +@ENABLE_DUAL_ABI_TRUE@cxx11-ios_failure.lo: cxx11-ios_failure-lt.s +@ENABLE_DUAL_ABI_TRUE@ $(LTCXXCOMPILE) -g0 -c $< -o $@ +@ENABLE_DUAL_ABI_TRUE@cxx11-ios_failure.o: cxx11-ios_failure.s +@ENABLE_DUAL_ABI_TRUE@ $(CXXCOMPILE) -g0 -c $< + # Tell versions [3.59,3.63) of GNU make to not export all variables. # Otherwise a system limit (for SysV at least) may be exceeded. .NOEXPORT: Index: libstdc++-v3/src/c++11/ios.cc =================================================================== --- libstdc++-v3/src/c++11/ios.cc (revision 259351) +++ libstdc++-v3/src/c++11/ios.cc (working copy) @@ -26,29 +26,13 @@ // ISO C++ 14882: 27.4 Iostreams base classes // -// Determines the version of ios_base::failure thrown by __throw_ios_failure. -// If !_GLIBCXX_USE_DUAL_ABI this will get undefined automatically. -#define _GLIBCXX_USE_CXX11_ABI 1 - #include <ios> #include <limits> -#include <bits/functexcept.h> - -#ifdef _GLIBCXX_USE_NLS -# include <libintl.h> -# define _(msgid) gettext (msgid) -#else -# define _(msgid) (msgid) -#endif namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION - void - __throw_ios_failure(const char* __s __attribute__((unused))) - { _GLIBCXX_THROW_OR_ABORT(ios_base::failure(_(__s))); } - // Definitions for static const members of ios_base. const ios_base::fmtflags ios_base::boolalpha; const ios_base::fmtflags ios_base::dec; Index: libstdc++-v3/src/c++11/cxx11-ios_failure.cc =================================================================== --- libstdc++-v3/src/c++11/cxx11-ios_failure.cc (revision 259351) +++ libstdc++-v3/src/c++11/cxx11-ios_failure.cc (working copy) @@ -28,6 +28,15 @@ #define _GLIBCXX_USE_CXX11_ABI 1 #include <ios> +#include <bits/functexcept.h> +#include <cxxabi.h> + +#ifdef _GLIBCXX_USE_NLS +# include <libintl.h> +# define _(msgid) gettext (msgid) +#else +# define _(msgid) (msgid) +#endif #if ! _GLIBCXX_USE_DUAL_ABI # error This file should not be compiled for this configuration. @@ -91,5 +100,66 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION ios_base::failure::what() const throw() { return runtime_error::what(); } +#if __cpp_rtti + // These functions are defined in src/c++98/ios_failure.cc + extern void __construct_ios_failure(void*, const char*); + extern void __destroy_ios_failure(void*); + extern bool __is_ios_failure_handler(const __cxxabiv1::__class_type_info*); + + // The type thrown to report errors during stream buffer operations. + // In addition to the ios::failure[abi:cxx11] base class it also has a + // member of the gcc4-compatible ios::failure type (in an opaque buffer). + struct __ios_failure : std::ios::failure + { + __ios_failure(const char* s) : failure(s) + { __construct_ios_failure(buf, runtime_error::what()); } + + ~__ios_failure() + { __destroy_ios_failure(buf); } + + // Use std::runtime_error as a proxy for the gcc4-compatible ios::failure + // (which can't be declared here because _GLIBCXX_USE_CXX11_ABI == 1). + // There are assertions in src/c++98/ios_failure.cc to ensure the size + // and alignment assumptions are valid. + alignas(runtime_error) unsigned char buf[sizeof(runtime_error)]; + }; + + // Custom type info for __ios_failure. + class __iosfail_type_info : __cxxabiv1::__si_class_type_info + { + ~__iosfail_type_info(); + + bool + __do_upcast (const __class_type_info *dst_type, + void **obj_ptr) const override; + }; + + __iosfail_type_info::~__iosfail_type_info() = default; + + // This function gets called to see if an exception of type + // __ios_failure can be upcast to the type in a catch handler. + bool + __iosfail_type_info::__do_upcast(const __class_type_info *dst_type, + void **obj_ptr) const + { + // If the handler is for the gcc4-compatible ios::failure type then + // catch the object stored in __ios_failure::buf instead of + // the __ios_failure exception object itself. + if (__is_ios_failure_handler(dst_type)) + { + *obj_ptr = static_cast<__ios_failure*>(*obj_ptr)->buf; + return true; + } + // Otherwise proceed as normal to see if the handler matches. + return __class_type_info::__do_upcast(dst_type, obj_ptr); + } +#else // ! __cpp_rtti + using __ios_failure = ios::failure; +#endif + + void + __throw_ios_failure(const char* __s __attribute__((unused))) + { _GLIBCXX_THROW_OR_ABORT(__ios_failure(_(__s))); } + _GLIBCXX_END_NAMESPACE_VERSION } // namespace Index: libstdc++-v3/src/c++11/Makefile.am =================================================================== --- libstdc++-v3/src/c++11/Makefile.am (revision 259351) +++ libstdc++-v3/src/c++11/Makefile.am (working copy) @@ -126,6 +126,26 @@ hashtable_c++0x.lo: hashtable_c++0x.cc hashtable_c++0x.o: hashtable_c++0x.cc $(CXXCOMPILE) -fimplicit-templates -c $< +if ENABLE_DUAL_ABI +# Rewrite the type info for __ios_failure. +rewrite_ios_failure_typeinfo = sed -e '/^_*_ZTISt13__ios_failure:/,/_ZTVN10__cxxabiv120__si_class_type_infoE/s/_ZTVN10__cxxabiv120__si_class_type_infoE/_ZTVSt19__iosfail_type_info/' + +cxx11-ios_failure-lt.s: cxx11-ios_failure.cc + $(LTCXXCOMPILE) -S $< -o tmp-cxx11-ios_failure-lt.s + -test -f tmp-cxx11-ios_failure-lt.o && mv -f tmp-cxx11-ios_failure-lt.o tmp-cxx11-ios_failure-lt.s + $(rewrite_ios_failure_typeinfo) tmp-$@ > $@ + -rm -f tmp-$@ +cxx11-ios_failure.s: cxx11-ios_failure.cc + $(CXXCOMPILE) -S $< -o tmp-$@ + $(rewrite_ios_failure_typeinfo) tmp-$@ > $@ + -rm -f tmp-$@ + +cxx11-ios_failure.lo: cxx11-ios_failure-lt.s + $(LTCXXCOMPILE) -g0 -c $< -o $@ +cxx11-ios_failure.o: cxx11-ios_failure.s + $(CXXCOMPILE) -g0 -c $< +endif + # AM_CXXFLAGS needs to be in each subdirectory so that it can be # modified in a per-library or per-sub-library way. Need to manually # set this option because CONFIG_CXXFLAGS has to be after Index: libstdc++-v3/testsuite/27_io/ios_base/storage/2.cc =================================================================== --- libstdc++-v3/testsuite/27_io/ios_base/storage/2.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/ios_base/storage/2.cc (working copy) @@ -50,18 +50,11 @@ void test02() ios.pword(1) = v; VERIFY( ios.pword(1) == v ); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { v = ios.pword(max); } - catch(exception_type&) + catch(std::ios_base::failure&) { // Ok. VERIFY( ios.bad() ); @@ -80,7 +73,7 @@ void test02() { v = ios.pword(std::numeric_limits<int>::max()); } - catch(exception_type&) + catch(std::ios_base::failure&) { // Ok. VERIFY( ios.bad() ); @@ -99,7 +92,7 @@ void test02() { l = ios.iword(max); } - catch(exception_type&) + catch(std::ios_base::failure&) { // Ok. VERIFY( ios.bad() ); @@ -118,7 +111,7 @@ void test02() { l = ios.iword(std::numeric_limits<int>::max()); } - catch(exception_type&) + catch(std::ios_base::failure&) { // Ok. VERIFY( ios.bad() ); Index: libstdc++-v3/testsuite/27_io/ios_base/failure/dual_abi.cc =================================================================== --- libstdc++-v3/testsuite/27_io/ios_base/failure/dual_abi.cc (nonexistent) +++ libstdc++-v3/testsuite/27_io/ios_base/failure/dual_abi.cc (revision 259470) @@ -0,0 +1,99 @@ +// Copyright (C) 2018 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// <http://www.gnu.org/licenses/>. + +// { dg-options "-D_GLIBCXX_USE_CXX11_ABI=0" } +// { dg-do run { target c++11 } } + +#include <fstream> +#include <system_error> +#include <testsuite_hooks.h> + +void +test01() +{ + using std::ios; + bool caught_ios_failure = false; + bool rethrown = false; + bool caught_system_error = false; + try { + std::ifstream f; + f.exceptions(ios::failbit | ios::badbit | ios::eofbit); + try { + f.get(); + } + catch (const ios::failure&) // catch as old ABI type + { + caught_ios_failure = true; +#if _GLIBCXX_USE_DUAL_ABI || _GLIBCXX_USE_CXX11_ABI == 1 + rethrown = true; + throw; // re-throw, to catch as new ABI type +#endif + } + } + catch (const std::system_error& e) + { + caught_system_error = true; + } + + VERIFY( caught_ios_failure ); + if (rethrown) + VERIFY( caught_system_error ); +} + +void +test02() +{ + using std::ios; + const std::exception* p = nullptr; + bool caught_ios_failure = false; + bool caught_exception = false; + try { + std::ifstream f; + f.exceptions(ios::failbit | ios::badbit | ios::eofbit); + try { + f.get(); + } + catch (const std::exception& e1) + { + caught_exception = true; + p = &e1; + throw; + } + } + catch (const ios::failure& e2) + { + caught_ios_failure = true; +#if _GLIBCXX_USE_DUAL_ABI + // If the Dual ABI is active the library throws the new type, + // so e1 was an object of that new type and so &e1 != &e2. + VERIFY( p != &e2 ); +#else + // Otherwise there's only one type of ios::failure, so &e1 == &e2. + VERIFY( p == &e2 ); +#endif + } + + VERIFY( caught_exception ); + VERIFY( caught_ios_failure ); +} + +int +main() +{ + test01(); + test02(); +} Index: libstdc++-v3/testsuite/27_io/basic_ios/copyfmt/char/1.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_ios/copyfmt/char/1.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_ios/copyfmt/char/1.cc (working copy) @@ -46,13 +46,6 @@ void test02() } { - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - std::ios ios_01(0); std::ios ios_02(0); ios_01.clear(std::ios_base::eofbit); @@ -62,7 +55,7 @@ void test02() ios_01.copyfmt(ios_02); VERIFY( false ); } - catch(exception_type&) { + catch(std::ios_base::failure&) { VERIFY( true ); } catch(...) { Index: libstdc++-v3/testsuite/27_io/basic_ios/exceptions/char/1.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_ios/exceptions/char/1.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_ios/exceptions/char/1.cc (working copy) @@ -50,20 +50,13 @@ void test01() } { - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - std::ios ios_01(0); ios_01.clear(std::ios_base::eofbit); try { ios_01.exceptions(std::ios_base::eofbit); VERIFY( false ); } - catch(exception_type&) { + catch(std::ios_base::failure&) { iostate02 = ios_01.exceptions(); VERIFY( static_cast<bool>(iostate02 & std::ios_base::eofbit) ); } Index: libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc (working copy) @@ -26,19 +26,12 @@ int main() wistringstream stream; stream.exceptions(ios_base::eofbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { wistream::sentry sentry(stream, false); VERIFY( false ); } - catch (exception_type&) + catch (std::ios_base::failure&) { VERIFY( stream.rdstate() == (ios_base::eofbit | ios_base::failbit) ); } Index: libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/12297.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/12297.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_istream/sentry/char/12297.cc (working copy) @@ -26,19 +26,12 @@ int main() istringstream stream; stream.exceptions(ios_base::eofbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { istream::sentry sentry(stream, false); VERIFY( false ); } - catch (exception_type&) + catch (std::ios_base::failure&) { VERIFY( stream.rdstate() == (ios_base::eofbit | ios_base::failbit) ); } Index: libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/exceptions_null.cc (working copy) @@ -35,19 +35,12 @@ void test4() wistringstream stream; stream.exceptions(ios_base::failbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { stream >> static_cast<wstreambuf*>(0); VERIFY( false ); } - catch (exception_type&) + catch (std::ios_base::failure&) { } Index: libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_null.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_null.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/char/exceptions_null.cc (working copy) @@ -35,19 +35,12 @@ void test4() istringstream stream; stream.exceptions(ios_base::failbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { stream >> static_cast<streambuf*>(0); VERIFY(false); } - catch (exception_type&) + catch (std::ios_base::failure&) { } Index: libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/exceptions_failbit.cc (working copy) @@ -27,20 +27,13 @@ void test_failbit() wistringstream stream(L"jaylib - champion sound"); stream.exceptions(ios_base::failbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { T i; stream >> i; VERIFY( false ); } - catch (const exception_type&) + catch (const std::ios_base::failure&) { // stream should set failbit and throw ios_base::failure. VERIFY( stream.fail() ); Index: libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/exceptions_failbit.cc (working copy) @@ -27,20 +27,13 @@ void test_failbit() istringstream stream("jaylib - champion sound"); stream.exceptions(ios_base::failbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { T i; stream >> i; VERIFY( false ); } - catch (const exception_type&) + catch (const std::ios_base::failure&) { // stream should set failbit and throw ios_base::failure. VERIFY( stream.fail() ); Index: libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/exceptions_null.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/exceptions_null.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/exceptions_null.cc (working copy) @@ -37,19 +37,12 @@ void test3() wostringstream stream; stream.exceptions(ios_base::badbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { stream << static_cast<wstreambuf*>(0); VERIFY( false ); } - catch (exception_type&) + catch (std::ios_base::failure&) { } Index: libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/exceptions_null.cc =================================================================== --- libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/exceptions_null.cc (revision 259351) +++ libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/exceptions_null.cc (working copy) @@ -37,19 +37,12 @@ void test3() ostringstream stream; stream.exceptions(ios_base::badbit); - // The library throws the new definition of std::ios::failure -#if _GLIBCXX_USE_CXX11_ABI - typedef std::ios_base::failure exception_type; -#else - typedef std::exception exception_type; -#endif - try { stream << static_cast<streambuf*>(0); VERIFY( false ); } - catch (exception_type&) + catch (std::ios_base::failure&) { }
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