https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84999
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Wed Mar 21 21:48:47 2018 New Revision: 258747 URL: https://gcc.gnu.org/viewcvs?rev=258747&root=gcc&view=rev Log: PR c/84999 * c-typeck.c (build_binary_op): If c_common_type_for_size fails when building vector comparison, diagnose it and return error_mark_node. * c-c++-common/pr84999.c: New test. Added: trunk/gcc/testsuite/c-c++-common/pr84999.c Modified: trunk/gcc/c/ChangeLog trunk/gcc/c/c-typeck.c trunk/gcc/testsuite/ChangeLog