https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121627
--- Comment #3 from kargls at comcast dot net --- Created attachment 62169 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62169&action=edit patch to fix NULL pointer dereference The attached patch checks for a NULL pointer before passing it to strcmp(). It also enhances the error message to point to symbols locations.