https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120775
--- Comment #42 from Boris Staletic <boris.staletic at protonmail dot com> --- Created attachment 62890 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62890&action=edit pack expansion containing a splice expression, containing a range indexed by a pack of size_t Without `static` in `types` declaration, the error is: ``` foo.cpp:6:18: error: use of local variable with automatic storage from containing function [-Wtemplate-body] 6 | [](typename[:types[Is]:]... args) {}; | ^~~~~ foo.cpp:5:31: note: 'constexpr const std::meta::info types [1]' declared here 5 | constexpr std::meta::info types[]{^^int}; | ^~~~~ foo.cpp:6:29: error: reflection not usable in a splice type before '...' token [-Wtemplate-body] 6 | [](typename[:types[Is]:]... args) {}; | ^~~ ``` With `static` in the declaration of `types`, the error becomes ``` foo.cpp:6:33: error: expansion pattern '[: types[Is] :]' contains no parameter packs [-Wtemplate-body] 6 | [](typename[:types[Is]:]... args) {}; | ^~~~ ```
