https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84999
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Fri Jun 22 20:55:40 2018 New Revision: 261934 URL: https://gcc.gnu.org/viewcvs?rev=261934&root=gcc&view=rev Log: Backported from mainline 2018-03-21 Jakub Jelinek <ja...@redhat.com> 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: branches/gcc-7-branch/gcc/testsuite/c-c++-common/pr84999.c Modified: branches/gcc-7-branch/gcc/c/ChangeLog branches/gcc-7-branch/gcc/c/c-typeck.c branches/gcc-7-branch/gcc/testsuite/ChangeLog