public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
From: "markus at trippelsdorf dot de" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/51832] New: [4.7 regression] Rev.182970 causes LTO link errors (multiple definitions of allocator_traits) Date: Thu, 12 Jan 2012 01:24:00 -0000 [thread overview] Message-ID: <bug-51832-4@http.gcc.gnu.org/bugzilla/> (raw) http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51832 Bug #: 51832 Summary: [4.7 regression] Rev.182970 causes LTO link errors (multiple definitions of allocator_traits) Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned@gcc.gnu.org ReportedBy: markus@trippelsdorf.de Rev.182970 causes LTO link errors because of multiple definitions that all start with '_ZNSt16allocator_traits', e.g.: c++ -o elfhack -fno-rtti -Wall -Wpointer-arith -Woverloaded-virtual -Wsynth -Wno-ctor-dtor-privacy -Wno-non-virtual-dtor -Wcast-align -Wno-invalid-offsetof -Wno-variadic-macros -Werror=return-type -Wno-long-long -march=native -flto=4 -fno-fat-lto-objects -Wno-delete-non-virtual-dtor -fno-strict-aliasing -std=gnu++0x -pthread -ffunction-sections -pipe -fexceptions -DNDEBUG -DTRIMMED -Os -freorder-blocks -fomit-frame-pointer -lpthread -fuse-linker-plugin -Wl,-O1,--hash-style=gnu,--as-needed,--no-keep-memory,--gc-sections -Wl,--icf=safe -Wl,-rpath-link,/var/tmp/mozilla-central/moz-build-dir/dist/bin -Wl,-rpath-link,/usr/lib host_elf.o host_elfhack.o /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: error: host_elfhack.o: multiple definition of '_ZNSt16allocator_traitsISaIP10ElfSegmentEE18__construct_helperIS1_JRKS1_EE5valueE' /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: host_elf.o: previous definition here /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: error: host_elfhack.o: multiple definition of '_ZNSt16allocator_traitsISaIN17ElfStrtab_Section13table_storageEEE18__construct_helperIS1_JS1_EE5valueE' /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: host_elf.o: previous definition here /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: error: host_elfhack.o: multiple definition of '_ZNSt16allocator_traitsISaI7Elf_RelEE18__construct_helperIS0_JRKS0_EE5valueE' /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: host_elf.o: previous definition here /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: error: host_elfhack.o: multiple definition of '_ZNSt16allocator_traitsISaI8Elf_RelaEE18__construct_helperIS0_JRKS0_EE5valueE' /usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0/../../../../x86_64-pc-linux-gnu/bin/ld: host_elf.o: previous definition here collect2: error: ld returned 1 exit status make[1]: *** [elfhack] Error 1 2d847c181ef6fc581d0c915678dedd66e3fdaa15 is the first bad commit commit 2d847c181ef6fc581d0c915678dedd66e3fdaa15 Author: jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> Date: Fri Jan 6 21:39:43 2012 +0000 PR c++/6057 PR c++/48051 PR c++/50855 PR c++/51322 gcc/cp/ * mangle.c (write_expression): Support NEW_EXPR, DELETE_EXPR, THROW_EXPR, CONSTRUCTOR, OVERLOAD. Fix PREINCREMENT_EXPR and PREDECREMENT_EXPR. (write_template_arg): Fix mangling of class-scope functions and argument packs. (mangle_decl): Update suggested -fabi-version argument. * operators.def: Add DOTSTAR_EXPR, REINTERPRET_CAST_EXPR, DYNAMIC_CAST_EXPR; correct CONST_CAST_EXPR, STATIC_CAST_EXPR. * tree.c (dependent_name): No longer static. * cp-tree.h: Declare it. * pt.c (unify): Defer handling of unconverted functions. include/ * demangle.h (enum demangle_component_type): Add DEMANGLE_COMPONENT_INITIALIZER_LIST, DEMANGLE_COMPONENT_NULLARY. libiberty/ * cp-demangle.c (d_dump): Handle DEMANGLE_COMPONENT_NULLARY and DEMANGLE_COMPONENT_INITIALIZER_LIST. (d_make_comp): Likewise. Allow null right arg for DEMANGLE_COMPONENT_TRINARY_ARG2. (cplus_demangle_operators): Adjust new/delete; add .*, :: and throw. (d_template_args, d_template_arg): Handle 'J' for argument packs. (d_exprlist): Add terminator parm. (d_expression, d_print_comp): Handle initializer lists, nullary expressions, prefix/suffix operators, and new. (d_print_subexpr): Avoid parens around DEMANGLE_COMPONENT_QUAL_NAME and DEMANGLE_COMPONENT_INITIALIZER_LIST. * testsuite/demangle-expected: Add tests. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@182970 138bc75d-0d04-0410-961f-82ee72b054a4
next reply other threads:[~2012-01-12 1:24 UTC|newest] Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-01-12 1:24 markus at trippelsdorf dot de [this message] 2012-01-12 8:55 ` [Bug c++/51832] " rguenth at gcc dot gnu.org 2012-01-12 9:07 ` markus at trippelsdorf dot de 2012-01-12 12:11 ` markus at trippelsdorf dot de 2012-01-12 15:26 ` jason at gcc dot gnu.org 2012-01-12 16:15 ` markus at trippelsdorf dot de 2012-01-13 19:02 ` jason at gcc dot gnu.org 2012-01-13 22:10 ` markus at trippelsdorf dot de 2012-01-14 8:06 ` markus at trippelsdorf dot de 2012-01-14 10:15 ` marc.glisse at normalesup dot org 2012-01-14 17:07 ` steven at gcc dot gnu.org 2012-01-16 10:58 ` rguenth at gcc dot gnu.org 2012-01-16 22:52 ` jason at gcc dot gnu.org 2012-01-17 0:06 ` markus at trippelsdorf dot de 2012-01-19 9:38 ` markus at trippelsdorf dot de 2012-01-19 12:55 ` rguenth at gcc dot gnu.org 2012-01-19 15:32 ` jason at gcc dot gnu.org 2012-01-19 16:19 ` markus at trippelsdorf dot de 2012-01-19 18:32 ` markus at trippelsdorf dot de 2012-01-19 18:58 ` markus at trippelsdorf dot de 2012-01-20 0:05 ` jason at gcc dot gnu.org 2012-01-20 18:40 ` jason at gcc dot gnu.org 2012-01-20 20:07 ` jason at gcc dot gnu.org 2012-01-22 21:19 ` jason at gcc dot gnu.org 2012-01-22 21:25 ` jason at gcc dot gnu.org
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=bug-51832-4@http.gcc.gnu.org/bugzilla/ \ --to=gcc-bugzilla@gcc.gnu.org \ --cc=gcc-bugs@gcc.gnu.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).