https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97055
Bug ID: 97055 Summary: Copy and move constructors shadowed by templatized constructor Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: amir.ahmed.ansari at outlook dot com Target Milestone: --- Created attachment 49219 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49219&action=edit Failing program The attached simple program fails to compile on GCC 10.2. It compiles on both clang 10.0.1 and MSVC 19.24. The error produced on godbolt.org with no compilation options given: <source>: In function 'int main()': <source>:20:43: error: use of deleted function 'C::C(const U&) [with U = std::vector<C>]' 20 | auto v2 = std::vector<C>{std::move(v1)}; | ^ <source>:14:5: note: declared here 14 | C(const U&) = delete; | ^ <source>:21:32: error: use of deleted function 'C::C(const U&) [with U = std::vector<C>]' 21 | auto v3 = std::vector<C>{v1}; | ^ <source>:14:5: note: declared here 14 | C(const U&) = delete; | ^ Compiler returned: 1