https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89957
--- Comment #2 from Martin Sebor <msebor at gcc dot gnu.org> --- Author: msebor Date: Thu Apr 4 22:38:10 2019 New Revision: 270154 URL: https://gcc.gnu.org/viewcvs?rev=270154&root=gcc&view=rev Log: PR middle-end/89957 - ICE calling strnlen with an int128_t bound in a known range PR middle-end/89911 - [9 Regression] ICE in get_attr_nonstring_decl gcc/ChangeLog: PR middle-end/89957 PR middle-end/89911 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands have the same precision since the function crashes otherwise. * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call has non-zero arguments. gcc/testsuite/ChangeLog: PR middle-end/89957 PR middle-end/89911 * gcc.dg/Wstringop-overflow-13.c: New test. Added: trunk/gcc/testsuite/gcc.dg/Wstringop-overflow-13.c Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c trunk/gcc/calls.c trunk/gcc/testsuite/ChangeLog