https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98440
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail| |10.1.0, 11.0, 9.2.0 Target Milestone|--- |9.4 Summary|Accepts ill-formed |[9/10/11 Regression] |reinterpret_cast<int&&>(1) |Accepts ill-formed | |reinterpret_cast<int&&>(1) CC| |jason at gcc dot gnu.org Known to work| |8.3.0 --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- This was correctly rejected until r260622: Fix cast to rvalue reference from prvalue. * cvt.c (diagnose_ref_binding): Handle rvalue reference. * rtti.c (build_dynamic_cast_1): Don't try to build a reference to non-class type. Handle xvalue argument. * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to rvalue reference. * semantics.c (finish_compound_literal): Do direct-initialization, not cast, to initialize a reference.