https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80227
--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Fri Mar 16 18:56:01 2018 New Revision: 258604 URL: https://gcc.gnu.org/viewcvs?rev=258604&root=gcc&view=rev Log: PR c++/80227 - SFINAE and negative array size. * decl.c (compute_array_index_type): Use build_converted_constant_expr and valid_constant_size_p. Added: trunk/gcc/testsuite/g++.dg/cpp0x/fntmpdefarg8.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/decl.c trunk/gcc/testsuite/g++.dg/gomp/pr47963.C trunk/gcc/testsuite/g++.dg/init/new37.C trunk/gcc/testsuite/g++.dg/init/new44.C trunk/gcc/testsuite/g++.dg/ubsan/pr81530.C