https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80797
--- Comment #5 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Author: mpolacek Date: Thu May 18 07:18:24 2017 New Revision: 248179 URL: https://gcc.gnu.org/viewcvs?rev=248179&root=gcc&view=rev Log: PR sanitizer/80797 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs. (pass_ubsan::execute): Call gimple_assign_single_p instead of gimple_assign_load_p. * c-c++-common/ubsan/null-12.c: New test. Added: trunk/gcc/testsuite/c-c++-common/ubsan/null-12.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/ubsan.c