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* [Bug c++/104503] New: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ @ 2022-02-11 15:00 egor.pugin at gmail dot com 2022-02-14 8:21 ` [Bug c++/104503] " rguenth at gcc dot gnu.org ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: egor.pugin at gmail dot com @ 2022-02-11 15:00 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104503 Bug ID: 104503 Summary: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: egor.pugin at gmail dot com Target Milestone: --- 11.2.1 works fine. #include <typeinfo> is present in include/c++/12.0.1/bits/shared_ptr_base.h Repro: cat << EOF > 1.cpp export module m; import <bits/stdc++.h>; EOF cat << EOF > 2.cpp import m; int main(){} EOF g++ -std=c++23 -fmodules-ts -x c++-system-header bits/stdc++.h g++ -std=c++23 -fmodules-ts -c 1.cpp g++ -std=c++23 -fmodules-ts -c 2.cpp Error: In file included from /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/bits/shared_ptr.h:53, from /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/memory:77, from /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/x86_64-pc-linux-gnu/bits/stdc++.h:82, of module /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/x86_64-pc-linux-gnu/bits/stdc++.h, imported at 1.cpp:2, of module m, imported at 2.cpp:1: /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/bits/shared_ptr_base.h: In instantiation of ‘void* std::_Sp_counted_ptr_inplace<_Tp, _Alloc, _Lp>::_M_get_deleter(const std::type_info&) [with _Tp = std::mutex; _Alloc = std::allocator<void>; __gnu_cxx::_Lock_policy _Lp = __gnu_cxx::_S_atomic]’: /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/bits/shared_ptr_base.h:631:7: required from here /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/bits/shared_ptr_base.h:641:21: error: must ‘#include <typeinfo>’ before using ‘typeid’ 62 | #include <ext/concurrence.h> +++ |+#include <typeinfo> 63 | #if __cplusplus >= 202002L ...... 641 | __ti == typeid(_Sp_make_shared_tag) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/bits/shared_ptr_base.h: In instantiation of ‘void* std::_Sp_counted_ptr_inplace<_Tp, _Alloc, _Lp>::_M_get_deleter(const std::type_info&) [with _Tp = std::__future_base::_State_baseV2; _Alloc = std::allocator<void>; __gnu_cxx::_Lock_policy _Lp = __gnu_cxx::_S_atomic]’: /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/bits/shared_ptr_base.h:631:7: required from here /home/egor/dev/gcc/build_debug/install/include/c++/12.0.1/bits/shared_ptr_base.h:641:21: error: must ‘#include <typeinfo>’ before using ‘typeid’ Build: Using built-in specs. COLLECT_GCC=/home/egor/dev/gcc/build_debug/install/bin/g++ COLLECT_LTO_WRAPPER=/home/egor/dev/gcc/build_debug/install/libexec/gcc/x86_64-pc-linux-gnu/12.0.1/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../configure --disable-multilib --disable-bootstrap --prefix=/home/egor/dev/gcc/build_debug/install --disable-libsanitizer --disable-gcov --disable-libgomp --disable-libquadmath --disable-libssp --enable-languages=c,c++ Thread model: posix Supported LTO compression algorithms: zlib gcc version 12.0.1 20220211 (experimental) (GCC) ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/104503] [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ 2022-02-11 15:00 [Bug c++/104503] New: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ egor.pugin at gmail dot com @ 2022-02-14 8:21 ` rguenth at gcc dot gnu.org 2022-03-28 13:33 ` jakub at gcc dot gnu.org ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: rguenth at gcc dot gnu.org @ 2022-02-14 8:21 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104503 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |12.0 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/104503] [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ 2022-02-11 15:00 [Bug c++/104503] New: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ egor.pugin at gmail dot com 2022-02-14 8:21 ` [Bug c++/104503] " rguenth at gcc dot gnu.org @ 2022-03-28 13:33 ` jakub at gcc dot gnu.org 2022-04-07 1:39 ` jason at gcc dot gnu.org ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: jakub at gcc dot gnu.org @ 2022-03-28 13:33 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104503 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- The FE requires that std::type_info definition is seen before it can handle typeid, so bet the module code needs to take it into account. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/104503] [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ 2022-02-11 15:00 [Bug c++/104503] New: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ egor.pugin at gmail dot com 2022-02-14 8:21 ` [Bug c++/104503] " rguenth at gcc dot gnu.org 2022-03-28 13:33 ` jakub at gcc dot gnu.org @ 2022-04-07 1:39 ` jason at gcc dot gnu.org 2022-04-07 5:39 ` egor.pugin at gmail dot com 2022-05-10 9:18 ` vanyacpp at gmail dot com 4 siblings, 0 replies; 6+ messages in thread From: jason at gcc dot gnu.org @ 2022-04-07 1:39 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104503 Jason Merrill <jason at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |INVALID Status|UNCONFIRMED |RESOLVED CC| |jason at gcc dot gnu.org --- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> --- (In reply to Egor Pugin from comment #0) > cat << EOF > 1.cpp > export module m; > import <bits/stdc++.h>; > EOF > cat << EOF > 2.cpp > import m; > int main(){} > EOF This doesn't work because <typeinfo> is never imported into 2.cpp. It's imported into 1.cpp, but not exported from module m. If you change the line in 1.cpp to export import <bits/stdc++.h>; then it works. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/104503] [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ 2022-02-11 15:00 [Bug c++/104503] New: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ egor.pugin at gmail dot com ` (2 preceding siblings ...) 2022-04-07 1:39 ` jason at gcc dot gnu.org @ 2022-04-07 5:39 ` egor.pugin at gmail dot com 2022-05-10 9:18 ` vanyacpp at gmail dot com 4 siblings, 0 replies; 6+ messages in thread From: egor.pugin at gmail dot com @ 2022-04-07 5:39 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104503 --- Comment #3 from Egor Pugin <egor.pugin at gmail dot com> --- But what is using <typeinfo> in 2.cpp? Module m does not export anything. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/104503] [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ 2022-02-11 15:00 [Bug c++/104503] New: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ egor.pugin at gmail dot com ` (3 preceding siblings ...) 2022-04-07 5:39 ` egor.pugin at gmail dot com @ 2022-05-10 9:18 ` vanyacpp at gmail dot com 4 siblings, 0 replies; 6+ messages in thread From: vanyacpp at gmail dot com @ 2022-05-10 9:18 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104503 Ivan Sorokin <vanyacpp at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |vanyacpp at gmail dot com --- Comment #4 from Ivan Sorokin <vanyacpp at gmail dot com> --- Could you please review the resolution? In 2.cpp nothing requires <typeinfo>. Getting an error message about something that is not even used in the file can't be right. ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2022-05-10 9:18 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2022-02-11 15:00 [Bug c++/104503] New: [12 regression][modules] bits/shared_ptr_base.h: error: must ‘#include <typeinfo>’ before using ‘typeid’ egor.pugin at gmail dot com 2022-02-14 8:21 ` [Bug c++/104503] " rguenth at gcc dot gnu.org 2022-03-28 13:33 ` jakub at gcc dot gnu.org 2022-04-07 1:39 ` jason at gcc dot gnu.org 2022-04-07 5:39 ` egor.pugin at gmail dot com 2022-05-10 9:18 ` vanyacpp at gmail dot com
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