https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82195
Bug ID: 82195 Summary: Undemangleable lambda Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: nathan at gcc dot gnu.org Target Milestone: --- Created attachment 42162 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42162&action=edit generates undemanglable symbol the attached program generates a call to the symbol _Z4FrobIZZ3FoovENKUlT_E_clIiEEvS0_EUlvE_Evv (there is a warning about that instantiation, but it is not the problem). The demangler cannot demangle it. The recent recursion protection kicks in to prevent infinite recursion.