https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89241
--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Mon Feb 11 23:05:16 2019 New Revision: 268784 URL: https://gcc.gnu.org/viewcvs?rev=268784&root=gcc&view=rev Log: PR c++/89241 - ICE with __func__ in lambda in template. When we're instantiating a generic lambda, its enclosing context will have already been instantiated, so we need to look for that as well. * pt.c (enclosing_instantiation_of): Also check instantiated_lambda_fn_p for the template context. Added: trunk/gcc/testsuite/g++.dg/cpp1y/lambda-generic-func1.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/pt.c