https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120385
Bug ID: 120385 Summary: Incorrectly accepts array prvalues with certain operators Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: language.lawyer at gmail dot com Target Milestone: --- GCC 14 started accepting array prvalue operands where they are not allowed (https://godbolt.org/z/6hj5YbTx7) int main() { using IA = int[]; void(+IA{ 1, 2, 3 }); void(*IA{ 1, 2, 3 }); void(IA{ 1, 2, 3 } + 0); void(IA{ 1, 2, 3 } - 0); void(0 + IA{ 1, 2, 3 }); void(IA{ 1, 2, 3 } - IA{ 1, 2, 3 }); } All of the void(...) lines shall make the program ill-formed