https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119615
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID See Also| |https://github.com/llvm/llv | |m-project/issues/54964 --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- >while Clang rejects it with Yes clang rejects because of function signature changes. GCC definition of musttail is less restrictive in this area and that is a known restriction in clang which was reported already a few years back: https://github.com/llvm/llvm-project/issues/54964 .