libstdc++-v3:
* libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Use
static objects for catching nullptr as pointer to member types.
gcc/testsuite:
* g++.dg/cpp0x/nullptr35.C: Change expected result for catching as
pointer to member function and also test catching by reference.
From-SVN: r238532
2015-07-02 Uros Bizjak <ubizjak@gmail.com>
* libsupc++/guard.cc (__test_and_acquire): Use __p after __atomic_load
to avoid unused variable warning.
(__set_and_release): Use __p after __atomic_store to avoid unused
variable warning.
From-SVN: r234331
* libsupc++/guard.cc (__test_and_acquire): Use __p after __atomic_load
to avoid unused variable warning.
(__set_and_release): Use __p after __atomic_store to avoid unused
variable warning.
From-SVN: r225298
2015-04-27 Federico Lenarduzzi <federico.lenarduzzi@tallertechnologies.com>
Jonathan Wakely <jwakely@redhat.com>
* libsupc++/eh_catch.cc (uncaught_exception, uncaught_exceptions):
Return false or zero if the library is built without exceptions.
* libsupc++/eh_term_handler.cc: Disable verbose terminate handler if
the library is built without exceptions.
Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>
From-SVN: r222484
* libsupc++/nested_exception.h: Do not try to derive from final
classes.
* testsuite/18_support/nested_exception/throw_with_nested.cc: Test
final class.
From-SVN: r221476
Committing generated configure & Makefile.in pieces of
VTV Cygwin patch (from Patrick Wollgast). Forgot to
commit these with the rest of the patch.
From-SVN: r220254
* gcc/config/i386/cygwin.h (STARTFILE_SPEC): Add vtv_start.o,
if -fvtable-verify=preinit/std is used.
* gcc/config/i386/mingw-w64.h (STARTFILE_SPEC): Likewise.
* gcc/config/i386/mingw32.h (STARTFILE_SPEC): Likewise.
* gcc/config/i386/cygwin.h (ENDFILE_SPEC): Add vtv_end.o,
if -fvtable-verify=preinit/std is used.
* gcc/config/i386/mingw32.h (ENDFILE_SPEC): Likewise.
* gcc/config/i386/cygwin.h (LIB_SPEC): Pass -lvtv and -lpsapi,
if -fvtable-verify=preinit/std is used.
* gcc/config/i386/mingw-w64.h (LIB_SPEC): Likewise.
* gcc/config/i386/mingw32.h (LIB_SPEC): Likewise.
* gcc/cp/vtable-class-hierarchy.c (vtv_generate_init_routine): Add
check for not TARGET_PECOFF at the VTV_PREINIT_PRIORITY checks.
* gcc/varasm.c (assemble_variable): Add code to properly set the comdat
section and name for the .vtable_map_vars section in case the
target is PE or COFF.
* libgcc/Makefile.in: Move rules to build vtv_*.o out of the check
for CUSTOM_CRTSTUFF.
* libgcc/config.host (i[34567]86-*-cygwin*, x86_64-*-cygwin*, i[34567]86-*-mingw*)
(x86_64-*-mingw*): Only add vtv_*.o to extra_parts if enable_vtable_verify.
* libstdc++-v3/acinclude.m4: Define VTV_CYGMIN.
* libstdc++-v3/configure: Regenerate.
* libstdc++-v3/libsupc++/Makefile.am: Add vtv_sources only to
libsupc___la_SOURCES and libsupc__convenience_la_SOURCES if VTV_CYGMIN is
not set.
* libstdc++-v3/libsupc++/Makefile.in: Regenerated.
* libstdc++-v3/libsupc++/vtv_stubs.cc: Add none weak declaration of every
function for Cygwin and MinGW.
* libstdc++-v3/src/Makefile.am: Add libvtv.la to toolexeclib_LTLIBRARIES,
if VTV_CYGMIN is set. Define libvtv_la_SOURCES, libvtv_la_LDFLAGS,
libvtv_la_AM_CXXFLAGS and libvtv_la_LINK if VTV_CYGMIN is set.
* libstdc++-v3/src/Makefile.in: Regenerate.
* libvtv/Makefile.am : Add libvtv.la to toolexeclib_LTLIBRARIES, if VTV_CYGMIN
is set. Define libvtv_la_LIBADD, libvtv_la_LDFLAGS, libvtv_stubs_la_LDFLAGS
and libvtv_stubs_la_SOURCES if VTV_CYGMIN is set. Add obstac.c to
libvtv_la_SOURCES if VTV_CYGMIN is set.
* libvtv/Makefile.in : Regenerate.
* libvtv/aclocal.m4 : Regenerate.
* libvtv/configure : Regenerate.
* libvtv/configure.ac : Add ACX_LT_HOST_FLAGS. Define VTV_CYGMIN.
* libvtv/configure.tgt : (x86_64-*-cygwin*, i?86-*-cygwin*, x86_64-*-mingw*)
(i?86-*-mingw*): Add to supported targets.
* libvtv/vtv_fail.cc : Skip inclusion of execinfo.h on Cygwin and MinGW.
(log_error_message): Skip calls to backtrace and backtrace_symbols_fd on Cygwin
and MinGW.
* libvtv/vtv_malloc.cc : Include windows.h and skip sys/mman.h inclusion on
Cygwin and MinGW. Add sysconf port on Cygwin and MinGW.
(obstack_chunk_alloc): Exchange call to mmap with call to VirtualAlloc on Cygwin
and MinGW.
(__vtv_malloc_init): Exchange call to sysconf with call to port of sysconf on
Cygwin and MinGW.
* libvtv/vtv_malloc.h : Declare mprotect and define PROT_READ and PROT_WRITE on
Cygwin and MinGW.
* libvtv/map.h : Include stdint.h on MinGW.
* libvtv/rts.cc : Include windows.h, winternl.h and psapi.h, skip include of
execinfo.h, sys/mman.h and link.h on Cygwin and MinGW.
Add port of __fortify_fail on Cygwin and MinGW.
Change ElfW (Addr) to uintptr_t on Cygwin and MinGW.
(read_section_offset_and_length): Add port for Cygwin and MinGW
(iterate_modules): New function.
(vtv_unprotect_vtable_vars): Use iterate_modules instead of dl_iterate_phdr on
Cygwin and MinGW.
(vtv_protect_vtable_vars): Likewise.
(count_all_pages): Likewise.
(dl_iterate_phdr_count_pages): Don't build on Cygwin and MinGW.
* libvtv/utils.cc : Include windows.h and skip execinfo.h inclusion on
Cygwin and MinGW.
(__vtv_open_log): Exchange call to getuid and getpid with GetCurrentProcessId and
adjust call to snprintf accordingly on Cygwin and MinGW.
Adjust calls to mkdir on MinGW.
Adjust call to open on Cygwin and MinGW.
(__vtv_add_to_log): Adjust call to snprintf on Cygwin and MinGW.
(__vtv_log_verification_failure): Don't generate a backtrace on Cygwin and MinGW.
From-SVN: r220232
* acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_CXX11_ABI): Remove.
(GLIBCXX_ENABLE_LIBSTDCXX_DUAL_ABI, GLIBCXX_DEFAULT_ABI): Add.
* configure.ac: Use new macros.
* configure: Regenerate.
* Makefile.in: Regenerate.
* doc/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* src/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
* include/Makefile.am: Set _GLIBCXX_USE_DUAL_ABI.
* include/Makefile.in: Regenerate.
* config/abi/pre/gnu.ver: Export symbols related to new std::string.
Tighten old patterns to not match new symbols.
* config/locale/generic/monetary_members.cc: Guard some definitions
to not compile with new ABI.
* config/locale/gnu/monetary_members.cc: Likewise.
* config/locale/gnu/numeric_members.cc: Prevent double-free.
* config/os/gnu-linux/ldbl-extra.ver: Add new __gnu_cxx_ldbl128
exports. Tighten old patterns.
* doc/xml/manual/configure.xml: Document new configure options.
* doc/html/*: Regenerate.
* include/bits/basic_string.h (__cxx11::basic_string): Define new
non-reference-counted implementation in inline namespace __cxx11.
(stoi, stol, stoll, stof, stod, stold, to_string): Conditionally use
inline namespace.
(literals::string_literals::operator"): Conditionally use abi-tag.
* include/bits/basic_string.tcc (__cxx11::basic_string): Define.
* include/bits/c++config: Define _GLIBCXX_USE_DUAL_ABI and
LDBL_CXX11_ABI namespace macros.
* include/bits/locale_classes.h (locale::name()): Use abi_tag when
new ABI is in use.
(locale::_S_twinned_facets): New static member.
(locale::facet::__shim): Declare new type.
(locale::_facet::_M_sso_shim, locale::_facet::_M_cow_shim): New
functions for creating shims.
(locale::_Impl::_M_facet_unchecked): New member function for use
during construction.
(locale::_Impl::_M_init_extra): New member functions to create second
version of some facets.
(collate, collate_byname): Use abi_tag when new ABI is in use.
* include/bits/locale_facets.h: Add _GLIBCXX_NUM_CXX11_FACETS macro.
(numpunct, numpunct_byname): Use __cxx11 namespace.
(num_get::_M_extract_float, num_get::_M_extract_int): Use abi_tag
when new ABI is in use.
(num_get::__do_get, num_put::__do_put): Do not declare long double
compat functions for new ABI.
* include/bits/locale_facets.tcc (num_get, num_put): Use abi_tag on
definitions.
(numpunct, numpunct_byname): Qualify explicit instantiations.
* include/bits/locale_facets_nonio.h (time_get, time_get_byname,
moneypunct, moneypunct_byname, money_get, money_put, messages,
messages_byname): Use new inline namespace macros.
(money_get::__do_get, money_put::__do_put): Do not declare long
double compat functions for new ABI.
* include/bits/locale_facets_nonio.tcc (money_get, money_put): Use
new namespace macros.
(money_get::__do_get, money_put::__do_put): Do not define for new ABI.
* include/bits/localefwd.h (numpunct, numpunct_byname, collate,
collate_byname, time_get, time_get_byname, moneypunct,
moneypunct_byname, money_get, money_put, messages, messages_byname):
Use new namespace macros.
* include/bits/regex.h: Use inline namespace macros.
* include/bits/stl_list.h (_List_base, list): Use inline namespace
instead of abi-tag.
* include/bits/stringfwd.h (basic_string): Use namespace macros.
* include/std/iosfwd (basic_stringbuf, basic_istringstream,
basic_ostringstream, basic_stringstream): Likewise.
* include/std/sstream: Likewise.
(basic_stringbuf::__xfer_bufptrs): Update streambuf pointers on move.
* include/std/stdexcept (__cow_string, __sso_string): New types for
indirectly using std::string with either ABI.
(logic_error, runtime_error): Replace std::string member with
__cow_string when new ABI is in use. Declare non-inline copy
constructor and assignment operator. Declare const char* constructors.
(domain_error, invalid_argument, length_error, out_of_range,
range_error, overflow_error, underflow_error): Declare const char*
constructors.
* include/std/system_error (error_category): Replace with new
definition in inline namespace _V2.
(error_code::message, error_condition::message): Use abi_tag on
functions returning std::string.
* python/libstdcxx/v6/printers.py (StdStringPrinter): Handle new ABI.
* src/c++11/Makefile.am: Add new files.
* src/c++11/Makefile.in: Regenerate.
* src/c++11/compatibility-c++0x.cc: Compile with old std::string ABI.
Define old error_category symbols.
* src/c++11/cow-fstream-inst.cc: New. Instantiate fstream members
using old std::string ABI.
* src/c++11/cow-locale_init.cc (locale::_Impl::_M_init_extra): Define.
* src/c++11/cow-shim_facets.cc: Define shim facets using old ABI.
* src/c++11/cow-sstream-inst.cc: Instantiate stringstreams using old
std::string ABI.
* src/c++11/cow-stdexcept.cc: Define new constructors and assignment
operators.
(__cow_string, error_category::_M_message): Define.
* src/c++11/cow-string-inst.cc: Explicit instantiations using old
std::string. Include src/c++98/istream-string.cc.
* src/c++11/cow-wstring-inst.cc: Explicit instantiations using old
std::wstring.
* src/c++11/cxx11-hash_tr1.cc: Explicit instantiations using new
string.
* src/c++11/cxx11-ios_failure.cc: Add sanity check.
* src/c++11/cxx11-locale-inst.cc: Instantiate facets using new
std::string.
* src/c++11/cxx11-shim_facets.cc: Define shim facets using new ABI.
* src/c++11/cxx11-stdexcept.cc: Define constructors taking new
std::string.
* src/c++11/cxx11-wlocale-inst.cc: Instantiate facets using
new std::wstring.
* src/c++11/fstream-inst.cc: Compile with new ABI.
* src/c++11/functexcept.cc: Compile with old ABI.
* src/c++11/random.cc: Compile with new ABI.
* src/c++11/sstream-inst.cc: Compile with new ABI.
* src/c++11/string-inst.cc: Explicit instantiations for new string.
* src/c++11/system_error.cc (__sso_string, error_category::_M_message):
Define.
* src/c++11/wstring-inst.cc: Compile with new ABI.
* src/c++98/Makefile.am: Compile some host files twice for old and
new std::string. Add new files.
* src/c++98/Makefile.in: Regenerate.
* src/c++98/compatibility-ldbl.cc: Compile with old ABI.
* src/c++98/compatibility.cc: Likewise.
* src/c++98/concept-inst.cc: Likewise.
* src/c++98/hash_tr1.cc: Likewise.
* src/c++98/istream-string.cc: New file defining functions that
work with istream and std::string moved from ...
* src/c++98/istream.cc: ... here.
* src/c++98/cow-istream-string.cc: Recompile istream-string.cc with
old ABI.
* src/c++98/locale-inst.cc: Adjust facet instantiations to work for
either ABI.
* src/c++98/locale.cc (locale::_M_install_facet,
locale::_M_install_cache): Handle twinned facets.
* src/c++98/locale-facets.cc: Compile with old std::string ABI.
(__verify_grouping): Define new overload and old std::string version.
* src/c++98/locale_init.cc: Initialize twinned facets.
* src/c++98/localename.cc: Likewise.
* src/c++98/misc-inst.cc: Instantiate C++98-only std::string members.
(__verify_grouping): Define new std::string version.
* src/c++98/stdexcept.cc: Compile with old std::string ABI.
* src/c++98/wlocale-inst.cc: Likewise.
* testsuite/18_support/50594.cc: Adjust to work with SSO strings.
* testsuite/21_strings/basic_string/capacity/1.cc: Likewise.
* testsuite/21_strings/basic_string/capacity/char/1.cc: Likewise.
* testsuite/21_strings/basic_string/capacity/char/18654.cc: Likewise.
* testsuite/21_strings/basic_string/capacity/char/2.cc: Likewise.
* testsuite/21_strings/basic_string/capacity/wchar_t/1.cc: Likewise.
* testsuite/21_strings/basic_string/capacity/wchar_t/18654.cc:
Likewise.
* testsuite/21_strings/headers/string/synopsis.cc: Use inline
namespace macros.
* testsuite/23_containers/headers/list/synopsis.cc: Likewise.
* testsuite/27_io/basic_ios/copyfmt/char/1.cc: Set dg-options so
correct exception type can be caught.
* 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.
* testsuite/27_io/ios_base/failure/cxx11.cc: Disable for old ABI.
* testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error.
* testsuite/libstdc++-prettyprinters/libfundts.cc: Use old ABI.
* testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
* testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
* testsuite/util/exception/safety.h: Adjust member function types
for new std::string.
* testsuite/util/testsuite_abi.cc: Add new version and ignore
__float128 symbols in __cxx11 namespace.
From-SVN: r218964
N3778: Sized Deallocation
gcc/c-family/
* c.opt (-fsized-deallocation, -Wc++14-compat): New.
(-Wsized-deallocation): New.
* c-opts.c (c_common_post_options): -fsized-deallocation defaults
to on in C++14 and up.
gcc/cp/
* call.c (non_placement_deallocation_fn_p): A global sized
operator delete is not a usual deallocation function until C++14.
(build_op_delete_call): Choose the global sized op delete if we
know the size.
* cp-tree.h: Declare non_placement_deallocation_fn_p.
(enum cp_tree_index): Remove CPTI_GLOBAL_DELETE_FNDECL.
(global_delete_fndecl): Remove.
* decl.c (cxx_init_decl_processing): Also declare sized op deletes.
(grok_op_properties): Warn about sized dealloc without the flag.
* init.c (build_builtin_delete_call): Remove.
(build_vec_delete_1, build_delete): Don't call it.
* decl2.c (maybe_warn_sized_delete): New.
(cp_write_global_declarations): Call it.
libstdc++-v3/
* libsupc++/del_ops.cc: New.
* libsupc++/del_opvs.cc: New.
* libsupc++/Makefile.am: Add them.
* libsupc++/Makefile.in: Regenerate.
* config/abi/pre/gnu.ver: Export _ZdlPvm and _ZdaPvm.
From-SVN: r218755
2014-09-10 Tony Wang <tony.wang@arm.com>
libstdc++-v3/
PR target/56846
* libsupc++/eh_personality.cc (PERSONALITY_FUNCTION):
Return with CONTINUE_UNWINDING when the state pattern
contains: _US_VIRTUAL_UNWIND_FRAME | _US_FORCE_UNWIND
From-SVN: r215101
PR c++/61659
PR lto/53808
gcc/cp
* decl2.c (maybe_emit_vtables): Mark all vtable entries if
devirtualizing.
* init.c (build_vtbl_address): Don't mark destructor.
* class.c (finish_struct_1): Add all classes to keyed_classes
if devirtualizing.
libstdc++-v3/
* libsupc++/cxxabi.h (class __pbase_type_info): __pointer_catch
is pure, not inline.
From-SVN: r212174
