[Bug c/97879] [11 Regression] ICE in from_mode_char, at attribs.h:298 since r11-3303-g6450f07388f9fe57

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97879

--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Sebor <mse...@gcc.gnu.org>:

https://gcc.gnu.org/g:df90f070378583f295dd972db4400f324752a240

commit r11-5209-gdf90f070378583f295dd972db4400f324752a240
Author: Martin Sebor <mse...@redhat.com>
Date:   Fri Nov 20 13:44:57 2020 -0700

    PR middle-end/97879 - ICE on invalid mode in attribute access

    gcc/c-family/ChangeLog:

            PR middle-end/97879
            * c-attribs.c (handle_access_attribute): Handle ATTR_FLAG_INTERNAL.
            Error out on invalid modes.

    gcc/c/ChangeLog:
            PR middle-end/97879
            * c-decl.c (start_function): Set ATTR_FLAG_INTERNAL in flags.

    gcc/ChangeLog:

            PR middle-end/97879
            * tree-core.h (enum attribute_flags): Add ATTR_FLAG_INTERNAL.

    gcc/testsuite/ChangeLog:

            PR middle-end/97879
            * gcc.dg/attr-access-3.c: New test.