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* [Bug c++/40055] New: Failing instantiation of template with enums @ 2009-05-07 9:43 alexandre dot hamez at gmail dot com 2009-05-07 9:45 ` [Bug c++/40055] " alexandre dot hamez at gmail dot com ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: alexandre dot hamez at gmail dot com @ 2009-05-07 9:43 UTC (permalink / raw) To: gcc-bugs The following code failed with the message (no options are given to the compiler): instance.cc: In function 'int main()': instance.cc:30: error: no matching function for call to 'c_struct<a_tags, a_struct>::c_struct(a0_type&)' instance.cc:14: note: candidates are: c_struct<a_tags, a_struct>::c_struct(const c_struct<a_tags, a_struct>&) --------------------------------------- enum a_tags { A0, A1 }; enum b_tags { B0, B1 }; template < a_tags Tag > struct a_struct {}; template < b_tags Tag > struct b_struct {}; template < typename tags, template < tags > class Element > struct c_struct { template < tags Tag > c_struct(Element< Tag >) {} }; typedef c_struct< a_tags, a_struct > a_type; typedef c_struct< b_tags, b_struct > b_type; typedef a_struct< A0 > a0_type; typedef b_struct< B0 > b0_type; int main() { a0_type a0; b0_type b0; b_type b_instance(b0); a_type a_instance(a0); } ------------------------------ But if one of the line: b_type b_instance(b0); a_type a_instance(a0); is commented out, then the compilation succeeds. --------------------------- My g++ version, although I've been able to reproduce this bug with older versions of gcc: % /usr/local/env/gcc-4.4.0/bin/g++ -v Using built-in specs. Target: i386-apple-darwin9.6.0 Configured with: ../gcc-4.4.0/configure --prefix=/usr/local/env/gcc-4.4.0 --disable-nls --enable-languages=c,c++ Thread model: posix gcc version 4.4.0 (GCC) -- Summary: Failing instantiation of template with enums Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: critical Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: alexandre dot hamez at gmail dot com GCC build triplet: i386-apple-darwin9.6.0 GCC host triplet: i386-apple-darwin9.6.0 GCC target triplet: i386-apple-darwin9.6.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40055 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/40055] Failing instantiation of template with enums 2009-05-07 9:43 [Bug c++/40055] New: Failing instantiation of template with enums alexandre dot hamez at gmail dot com @ 2009-05-07 9:45 ` alexandre dot hamez at gmail dot com 2009-06-03 21:29 ` fxcoudert at gcc dot gnu dot org ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: alexandre dot hamez at gmail dot com @ 2009-05-07 9:45 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from alexandre dot hamez at gmail dot com 2009-05-07 09:45 ------- Created an attachment (id=17816) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17816&action=view) Associated temporary file -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40055 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/40055] Failing instantiation of template with enums 2009-05-07 9:43 [Bug c++/40055] New: Failing instantiation of template with enums alexandre dot hamez at gmail dot com 2009-05-07 9:45 ` [Bug c++/40055] " alexandre dot hamez at gmail dot com @ 2009-06-03 21:29 ` fxcoudert at gcc dot gnu dot org 2009-12-25 22:16 ` paolo dot carlini at oracle dot com 2009-12-25 22:17 ` paolo dot carlini at oracle dot com 3 siblings, 0 replies; 5+ messages in thread From: fxcoudert at gcc dot gnu dot org @ 2009-06-03 21:29 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from fxcoudert at gcc dot gnu dot org 2009-06-03 21:29 ------- Not target-specific, can reproduce on x86_64-linux (don't know what you expect, though). -- fxcoudert at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- GCC build triplet|i386-apple-darwin9.6.0 | GCC host triplet|i386-apple-darwin9.6.0 | GCC target triplet|i386-apple-darwin9.6.0 | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40055 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/40055] Failing instantiation of template with enums 2009-05-07 9:43 [Bug c++/40055] New: Failing instantiation of template with enums alexandre dot hamez at gmail dot com 2009-05-07 9:45 ` [Bug c++/40055] " alexandre dot hamez at gmail dot com 2009-06-03 21:29 ` fxcoudert at gcc dot gnu dot org @ 2009-12-25 22:16 ` paolo dot carlini at oracle dot com 2009-12-25 22:17 ` paolo dot carlini at oracle dot com 3 siblings, 0 replies; 5+ messages in thread From: paolo dot carlini at oracle dot com @ 2009-12-25 22:16 UTC (permalink / raw) To: gcc-bugs -- paolo dot carlini at oracle dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Severity|critical |normal Known to fail| |4.4.2 Known to work| |4.5.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40055 ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/40055] Failing instantiation of template with enums 2009-05-07 9:43 [Bug c++/40055] New: Failing instantiation of template with enums alexandre dot hamez at gmail dot com ` (2 preceding siblings ...) 2009-12-25 22:16 ` paolo dot carlini at oracle dot com @ 2009-12-25 22:17 ` paolo dot carlini at oracle dot com 3 siblings, 0 replies; 5+ messages in thread From: paolo dot carlini at oracle dot com @ 2009-12-25 22:17 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from paolo dot carlini at oracle dot com 2009-12-25 22:17 ------- Works in mainline, not a regression, thus closing as fixed. -- paolo dot carlini at oracle dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |WORKSFORME Target Milestone|--- |4.5.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40055 ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2009-12-25 22:17 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2009-05-07 9:43 [Bug c++/40055] New: Failing instantiation of template with enums alexandre dot hamez at gmail dot com 2009-05-07 9:45 ` [Bug c++/40055] " alexandre dot hamez at gmail dot com 2009-06-03 21:29 ` fxcoudert at gcc dot gnu dot org 2009-12-25 22:16 ` paolo dot carlini at oracle dot com 2009-12-25 22:17 ` paolo dot carlini at oracle dot com
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