[Bug c++/82565] [7/8 Regression] Concept and lambda return type deduction cause compilation to crash with "mmap: Cannot allocate memory"

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82565

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Tue Mar 13 20:22:31 2018
New Revision: 258502

URL: https://gcc.gnu.org/viewcvs?rev=258502&root=gcc&view=rev
Log:
        PR c++/82565 - ICE with concepts and generic lambda.

        * pt.c (instantiate_decl): Clear fn_context for lambdas.

Added:
    trunk/gcc/testsuite/g++.dg/concepts/lambda1.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c