mirror of git://gcc.gnu.org/git/gcc.git
re PR libstdc++/48698 (gnu-versioned-namespace problems)
2011-09-26 Benjamin Kosnik <bkoz@redhat.com
Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/48698
* acinclude.m4 (GLIBCXX_ENABLE_SYMVERS): Set libtool_VERSION here.
* configure.ac: Move AC_SUBST of libtool_VERSION past call to
GLIBCXX_ENABLE_SYMVERS.
* configure: Regenerate.
* include/bits/c++config: Use __7 as versioned namespace name.
* config/abi/pre/gnu-versioned-namespace.ver: Change mangling as
per above.
* include/c_global/cwchar: Adjust nested namespaces.
* testsuite/20_util/bind/48698.cc: Add test case.
* testsuite/ext/profile/mutex_extensions_neg.cc: Change line number.
From-SVN: r179221
This commit is contained in:
Benjamin Kosnik
Benjamin Kosnik
parent
59d605ad39
commit
2799d97293
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@ -1,3 +1,18 @@
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2011-09-25 Benjamin Kosnik <bkoz@redhat.com
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Jonathan Wakely <jwakely.gcc@gmail.com>
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PR libstdc++/48698
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* acinclude.m4 (GLIBCXX_ENABLE_SYMVERS): Set libtool_VERSION here.
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* configure.ac: Move AC_SUBST of libtool_VERSION past call to
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GLIBCXX_ENABLE_SYMVERS.
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* configure: Regenerate.
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* include/bits/c++config: Use __7 as versioned namespace name.
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* config/abi/pre/gnu-versioned-namespace.ver: Change mangling as
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per above.
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* include/c_global/cwchar: Adjust nested namespaces.
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* testsuite/20_util/bind/48698.cc: Add test case.
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* testsuite/ext/profile/mutex_extensions_neg.cc: Change line number.
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2011-09-25 Paolo Carlini <paolo.carlini@oracle.com>
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Revert (no longer necessary post r179130):
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@ -3054,10 +3054,15 @@ dnl
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dnl Add version tags to symbols in shared library (or not), additionally
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dnl marking other symbols as private/local (or not).
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dnl
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dnl Sets libtool_VERSION, and determines shared library SONAME.
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dnl
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dnl This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no.
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dnl
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dnl --enable-symvers=style adds a version script to the linker call when
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dnl creating the shared library. The choice of version script is
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dnl controlled by 'style'.
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dnl --disable-symvers does not.
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dnl
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dnl + Usage: GLIBCXX_ENABLE_SYMVERS[(DEFAULT)]
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dnl Where DEFAULT is either 'yes' or 'no'. Passing `yes' tries to
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dnl choose a default style based on linker characteristics. Passing
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@ -3194,7 +3199,10 @@ changequote([,])dnl
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fi
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fi
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# Everything parsed; figure out what file to use.
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# For libtool versioning info, format is CURRENT:REVISION:AGE
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libtool_VERSION=6:17:0
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# Everything parsed; figure out what files and settings to use.
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case $enable_symvers in
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no)
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SYMVER_FILE=config/abi/pre/none.ver
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@ -3205,6 +3213,7 @@ case $enable_symvers in
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[Define to use GNU versioning in the shared library.])
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;;
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gnu-versioned-namespace)
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libtool_VERSION=7:0:0
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SYMVER_FILE=config/abi/pre/gnu-versioned-namespace.ver
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AC_DEFINE(_GLIBCXX_SYMVER_GNU_NAMESPACE, 1,
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[Define to use GNU namespace versioning in the shared library.])
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@ -20,23 +20,23 @@
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## with this library; see the file COPYING3. If not see
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## <http://www.gnu.org/licenses/>.
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GLIBCXX_5.0 {
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GLIBCXX_7.0 {
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global:
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# Names inside the 'extern' block are demangled names.
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extern "C++"
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{
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std::_6::*;
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std::__7::*;
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std::*
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};
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# locale
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_ZNSt2_69has_facetINS_*;
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_ZNSt3__79has_facetINS_*;
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# hash
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_ZNSt8__detail2_612__prime_listE;
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_ZNSt3tr18__detail2_612__prime_listE;
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_ZNSt8__detail3__712__prime_listE;
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_ZNSt3tr18__detail3__712__prime_listE;
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# thread/mutex/condition_variable/future
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__once_proxy;
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@ -73,41 +73,41 @@ GLIBCXX_5.0 {
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_ZTv0_n*;
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# std::__detail::_List_node_base
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_ZNSt8__detail2_615_List_node_base7_M_hook*;
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_ZNSt8__detail2_615_List_node_base9_M_unhookEv;
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_ZNSt8__detail2_615_List_node_base10_M_reverseEv;
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_ZNSt8__detail2_615_List_node_base11_M_transfer*;
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_ZNSt8__detail2_615_List_node_base4swapER*;
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_ZNSt8__detail3__715_List_node_base7_M_hook*;
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_ZNSt8__detail3__715_List_node_base9_M_unhookEv;
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_ZNSt8__detail3__715_List_node_base10_M_reverseEv;
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_ZNSt8__detail3__715_List_node_base11_M_transfer*;
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_ZNSt8__detail3__715_List_node_base4swapER*;
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# std::__convert_to_v
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_ZNSt2_614__convert_to_v*;
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_ZNSt3__714__convert_to_v*;
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# std::__copy_streambufs
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_ZNSt2_617__copy_streambufsI*;
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_ZNSt2_621__copy_streambufs_eofI*;
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_ZNSt3__717__copy_streambufsI*;
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_ZNSt3__721__copy_streambufs_eofI*;
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# __gnu_cxx::__atomic_add
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# __gnu_cxx::__exchange_and_add
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_ZN9__gnu_cxx2_612__atomic_addEPV[il][il];
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_ZN9__gnu_cxx2_618__exchange_and_addEPV[li][il];
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_ZN9__gnu_cxx3__712__atomic_addEPV[il][il];
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_ZN9__gnu_cxx3__718__exchange_and_addEPV[li][il];
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# __gnu_cxx::__pool
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_ZN9__gnu_cxx2_66__poolILb[01]EE13_M_initializeEv;
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_ZN9__gnu_cxx2_66__poolILb[01]EE16_M_reserve_blockE[jm][jm];
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_ZN9__gnu_cxx2_66__poolILb[01]EE16_M_reclaim_blockEPc[jm];
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_ZN9__gnu_cxx2_66__poolILb[01]EE10_M_destroyEv;
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_ZN9__gnu_cxx2_66__poolILb1EE16_M_get_thread_idEv;
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_ZN9__gnu_cxx3__76__poolILb[01]EE13_M_initializeEv;
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_ZN9__gnu_cxx3__76__poolILb[01]EE16_M_reserve_blockE[jm][jm];
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_ZN9__gnu_cxx3__76__poolILb[01]EE16_M_reclaim_blockEPc[jm];
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_ZN9__gnu_cxx3__76__poolILb[01]EE10_M_destroyEv;
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_ZN9__gnu_cxx3__76__poolILb1EE16_M_get_thread_idEv;
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_ZN9__gnu_cxx2_617__pool_alloc_base9_M_refillE[jm];
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_ZN9__gnu_cxx2_617__pool_alloc_base16_M_get_free_listE[jm];
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_ZN9__gnu_cxx2_617__pool_alloc_base12_M_get_mutexEv;
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_ZN9__gnu_cxx3__717__pool_alloc_base9_M_refillE[jm];
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_ZN9__gnu_cxx3__717__pool_alloc_base16_M_get_free_listE[jm];
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_ZN9__gnu_cxx3__717__pool_alloc_base12_M_get_mutexEv;
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_ZN9__gnu_cxx2_69free_list6_M_getE[jm];
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_ZN9__gnu_cxx2_69free_list8_M_clearEv;
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_ZN9__gnu_cxx3__79free_list6_M_getE[jm];
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_ZN9__gnu_cxx3__79free_list8_M_clearEv;
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# __gnu_cxx::stdio_sync_filebuf
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_ZTVN9__gnu_cxx2_618stdio_sync_filebufI[cw]St2_611char_traitsI[cw]EEE;
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_ZN9__gnu_cxx2_618stdio_sync_filebufI[cw]NSt2_611char_traitsI[cw]EEE[5-9]*;
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_ZTVN9__gnu_cxx3__718stdio_sync_filebufI[cw]St3__711char_traitsI[cw]EEE;
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_ZN9__gnu_cxx3__718stdio_sync_filebufI[cw]NSt3__711char_traitsI[cw]EEE[5-9]*;
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# debug mode
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_ZN11__gnu_debug19_Safe_sequence_base12_M_get_mutexEv;
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@ -212,7 +212,7 @@ CXXABI_2.0 {
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_ZSt15_Fnv_hash_bytesPKv*;
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# __gnu_cxx::_verbose_terminate_handler()
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_ZN9__gnu_cxx2_627__verbose_terminate_handlerEv;
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_ZN9__gnu_cxx3__727__verbose_terminate_handlerEv;
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# *_type_info classes, ctor and dtor
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_ZN10__cxxabiv117__array_type_info*;
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@ -645,6 +645,7 @@ GLIBCXX_LDBL_COMPAT_FALSE
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GLIBCXX_LDBL_COMPAT_TRUE
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ENABLE_VISIBILITY_FALSE
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ENABLE_VISIBILITY_TRUE
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libtool_VERSION
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ENABLE_SYMVERS_SOL2_FALSE
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ENABLE_SYMVERS_SOL2_TRUE
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ENABLE_SYMVERS_SUN_FALSE
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@ -788,7 +789,6 @@ build_vendor
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build_cpu
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build
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multi_basedir
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libtool_VERSION
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target_alias
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host_alias
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build_alias
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@ -2825,10 +2825,6 @@ ac_config_headers="$ac_config_headers config.h"
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# exported. Only used at the end of this file.
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### am handles this now? ORIGINAL_LD_FOR_MULTILIBS=$LD
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# For libtool versioning info, format is CURRENT:REVISION:AGE
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libtool_VERSION=6:17:0
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# Find the rest of the source tree framework.
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# Default to --enable-multilib
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# Check whether --enable-multilib was given.
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@ -11489,7 +11485,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 11492 "configure"
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#line 11488 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -11595,7 +11591,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 11598 "configure"
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#line 11594 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -14953,7 +14949,7 @@ fi
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#
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# Fake what AC_TRY_COMPILE does. XXX Look at redoing this new-style.
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cat > conftest.$ac_ext << EOF
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#line 14956 "configure"
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#line 14952 "configure"
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struct S { ~S(); };
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void bar();
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void foo()
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@ -15321,7 +15317,7 @@ $as_echo "$glibcxx_cv_atomic_long_long" >&6; }
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# Fake what AC_TRY_COMPILE does.
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cat > conftest.$ac_ext << EOF
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#line 15324 "configure"
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#line 15320 "configure"
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int main()
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{
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typedef bool atomic_type;
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@ -15358,7 +15354,7 @@ $as_echo "$glibcxx_cv_atomic_bool" >&6; }
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rm -f conftest*
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cat > conftest.$ac_ext << EOF
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#line 15361 "configure"
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#line 15357 "configure"
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int main()
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{
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typedef short atomic_type;
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@ -15395,7 +15391,7 @@ $as_echo "$glibcxx_cv_atomic_short" >&6; }
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rm -f conftest*
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cat > conftest.$ac_ext << EOF
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#line 15398 "configure"
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#line 15394 "configure"
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int main()
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{
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// NB: _Atomic_word not necessarily int.
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@ -15433,7 +15429,7 @@ $as_echo "$glibcxx_cv_atomic_int" >&6; }
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rm -f conftest*
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cat > conftest.$ac_ext << EOF
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#line 15436 "configure"
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#line 15432 "configure"
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int main()
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{
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typedef long long atomic_type;
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@ -15509,7 +15505,7 @@ $as_echo "$as_me: WARNING: Performance of certain classes will degrade as a resu
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# unnecessary for this test.
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cat > conftest.$ac_ext << EOF
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#line 15512 "configure"
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#line 15508 "configure"
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int main()
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{
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_Decimal32 d1;
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@ -15551,7 +15547,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
|
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# unnecessary for this test.
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||||
|
||||
cat > conftest.$ac_ext << EOF
|
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#line 15554 "configure"
|
||||
#line 15550 "configure"
|
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template<typename T1, typename T2>
|
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struct same
|
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{ typedef T2 type; };
|
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|
|
@ -15585,7 +15581,7 @@ $as_echo "$enable_int128" >&6; }
|
|||
rm -f conftest*
|
||||
|
||||
cat > conftest.$ac_ext << EOF
|
||||
#line 15588 "configure"
|
||||
#line 15584 "configure"
|
||||
template<typename T1, typename T2>
|
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struct same
|
||||
{ typedef T2 type; };
|
||||
|
|
@ -63971,7 +63967,6 @@ $as_echo "#define HAVE_GETIPINFO 1" >>confdefs.h
|
|||
fi
|
||||
|
||||
|
||||
|
||||
# Check whether --enable-linux-futex was given.
|
||||
if test "${enable_linux_futex+set}" = set; then :
|
||||
enableval=$enable_linux_futex;
|
||||
|
|
@ -64497,7 +64492,6 @@ ac_config_commands="$ac_config_commands include/gstdint.h"
|
|||
|
||||
|
||||
|
||||
# This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no.
|
||||
|
||||
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU c++filt" >&5
|
||||
$as_echo_n "checking for GNU c++filt... " >&6; }
|
||||
|
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@ -64735,7 +64729,10 @@ $as_echo "$as_me: WARNING: === Symbol versioning will be disabled." >&2;}
|
|||
fi
|
||||
fi
|
||||
|
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# Everything parsed; figure out what file to use.
|
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# For libtool versioning info, format is CURRENT:REVISION:AGE
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libtool_VERSION=6:17:0
|
||||
|
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# Everything parsed; figure out what files and settings to use.
|
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case $enable_symvers in
|
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no)
|
||||
SYMVER_FILE=config/abi/pre/none.ver
|
||||
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@ -64747,6 +64744,7 @@ $as_echo "#define _GLIBCXX_SYMVER_GNU 1" >>confdefs.h
|
|||
|
||||
;;
|
||||
gnu-versioned-namespace)
|
||||
libtool_VERSION=7:0:0
|
||||
SYMVER_FILE=config/abi/pre/gnu-versioned-namespace.ver
|
||||
|
||||
$as_echo "#define _GLIBCXX_SYMVER_GNU_NAMESPACE 1" >>confdefs.h
|
||||
|
|
@ -64897,6 +64895,8 @@ fi
|
|||
$as_echo "$glibcxx_ptrdiff_t_is_i" >&6; }
|
||||
|
||||
|
||||
|
||||
|
||||
# Check whether --enable-visibility was given.
|
||||
if test "${enable_visibility+set}" = set; then :
|
||||
enableval=$enable_visibility;
|
||||
|
|
|
|||
|
|
@ -11,10 +11,6 @@ AC_CONFIG_HEADER(config.h)
|
|||
# exported. Only used at the end of this file.
|
||||
### am handles this now? ORIGINAL_LD_FOR_MULTILIBS=$LD
|
||||
|
||||
# For libtool versioning info, format is CURRENT:REVISION:AGE
|
||||
libtool_VERSION=6:17:0
|
||||
AC_SUBST(libtool_VERSION)
|
||||
|
||||
# Find the rest of the source tree framework.
|
||||
AM_ENABLE_MULTILIB(, ..)
|
||||
|
||||
|
|
@ -305,13 +301,13 @@ fi
|
|||
# Check for _Unwind_GetIPInfo.
|
||||
GCC_CHECK_UNWIND_GETIPINFO
|
||||
|
||||
|
||||
GCC_LINUX_FUTEX([AC_DEFINE(HAVE_LINUX_FUTEX, 1, [Define if futex syscall is available.])])
|
||||
|
||||
GCC_HEADER_STDINT(include/gstdint.h)
|
||||
|
||||
# This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no.
|
||||
GLIBCXX_ENABLE_SYMVERS([yes])
|
||||
AC_SUBST(libtool_VERSION)
|
||||
|
||||
GLIBCXX_ENABLE_VISIBILITY([yes])
|
||||
|
||||
ac_ldbl_compat=no
|
||||
|
|
|
|||
|
|
@ -176,41 +176,42 @@ namespace std
|
|||
|
||||
|
||||
// Defined if inline namespaces are used for versioning.
|
||||
#define _GLIBCXX_INLINE_VERSION
|
||||
#define _GLIBCXX_INLINE_VERSION
|
||||
|
||||
// Inline namespace for symbol versioning.
|
||||
#if _GLIBCXX_INLINE_VERSION
|
||||
|
||||
namespace std
|
||||
{
|
||||
inline namespace _6 { }
|
||||
inline namespace __7 { }
|
||||
|
||||
namespace rel_ops { inline namespace _6 { } }
|
||||
namespace rel_ops { inline namespace __7 { } }
|
||||
|
||||
namespace tr1
|
||||
{
|
||||
inline namespace _6 { }
|
||||
namespace placeholders { inline namespace _6 { } }
|
||||
namespace regex_constants { inline namespace _6 { } }
|
||||
namespace __detail { inline namespace _6 { } }
|
||||
inline namespace __7 { }
|
||||
namespace placeholders { inline namespace __7 { } }
|
||||
namespace regex_constants { inline namespace __7 { } }
|
||||
namespace __detail { inline namespace __7 { } }
|
||||
}
|
||||
|
||||
namespace decimal { inline namespace _6 { } }
|
||||
namespace decimal { inline namespace __7 { } }
|
||||
|
||||
namespace chrono { inline namespace _6 { } }
|
||||
namespace placeholders { inline namespace _6 { } }
|
||||
namespace regex_constants { inline namespace _6 { } }
|
||||
namespace this_thread { inline namespace _6 { } }
|
||||
namespace chrono { inline namespace __7 { } }
|
||||
namespace placeholders { inline namespace __7 { } }
|
||||
namespace regex_constants { inline namespace __7 { } }
|
||||
namespace this_thread { inline namespace __7 { } }
|
||||
|
||||
namespace __detail { inline namespace _6 { } }
|
||||
namespace __regex { inline namespace _6 { } }
|
||||
namespace __detail { inline namespace __7 { } }
|
||||
namespace __regex { inline namespace __7 { } }
|
||||
}
|
||||
|
||||
namespace __gnu_cxx
|
||||
{
|
||||
inline namespace _6 { }
|
||||
namespace __detail { inline namespace _6 { } }
|
||||
inline namespace __7 { }
|
||||
namespace __detail { inline namespace __7 { } }
|
||||
}
|
||||
# define _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace _6 {
|
||||
# define _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace __7 {
|
||||
# define _GLIBCXX_END_NAMESPACE_VERSION }
|
||||
#else
|
||||
# define _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
||||
|
|
@ -227,7 +228,7 @@ namespace std
|
|||
namespace __cxx1998
|
||||
{
|
||||
#if _GLIBCXX_INLINE_VERSION
|
||||
inline namespace _6 { }
|
||||
inline namespace __7 { }
|
||||
#endif
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -136,6 +136,8 @@ namespace std
|
|||
|
||||
namespace std _GLIBCXX_VISIBILITY(default)
|
||||
{
|
||||
_GLIBCXX_BEGIN_NAMESPACE_VERSION
|
||||
|
||||
using ::wint_t;
|
||||
|
||||
using ::btowc;
|
||||
|
|
@ -207,8 +209,6 @@ namespace std _GLIBCXX_VISIBILITY(default)
|
|||
using ::wcsstr;
|
||||
using ::wmemchr;
|
||||
|
||||
_GLIBCXX_BEGIN_NAMESPACE_VERSION
|
||||
|
||||
#ifndef __CORRECT_ISO_CPP_WCHAR_H_PROTO
|
||||
inline wchar_t*
|
||||
wcschr(wchar_t* __p, wchar_t __c)
|
||||
|
|
|
|||
|
|
@ -0,0 +1,31 @@
|
|||
// { dg-do compile }
|
||||
// { dg-options "-std=gnu++0x" }
|
||||
|
||||
// Copyright (C) 2011 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/>.
|
||||
|
||||
// 20.7.11 Function template bind
|
||||
|
||||
#include <functional>
|
||||
|
||||
int f(int i);
|
||||
|
||||
// Don't want placeholders to interfere with a possibly-versioned namespace.
|
||||
int g()
|
||||
{
|
||||
std::bind(f, std::placeholders::_6);
|
||||
}
|
||||
|
|
@ -25,4 +25,4 @@
|
|||
|
||||
#include <vector>
|
||||
|
||||
// { dg-error "multiple inlined namespaces" "" { target *-*-* } 255 }
|
||||
// { dg-error "multiple inlined namespaces" "" { target *-*-* } 256 }
|
||||
|
|
|
|||
Loading…
Reference in New Issue