https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85061
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Tue Mar 27 19:59:30 2018 New Revision: 258902 URL: https://gcc.gnu.org/viewcvs?rev=258902&root=gcc&view=rev Log: PR c++/85061 * c-common.c (fold_offsetof_1) <case COMPOUND_EXPR>: Assert that get_base_address of the second operand is a VAR_P, rather than the operand itself, and use gcc_checking_assert instead of gcc_assert. * g++.dg/ext/builtin-offsetof3.C: New test. Added: trunk/gcc/testsuite/g++.dg/ext/builtin-offsetof3.C Modified: trunk/gcc/c-family/ChangeLog trunk/gcc/c-family/c-common.c trunk/gcc/testsuite/ChangeLog