[Bug exp/17095] print alignof (type or expression)

["cvs-commit at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=17095

--- Comment #7 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Tom Tromey <tromey@sourceware.org>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=007e1530347330d4dbba387c4e35aae05bc06498

commit 007e1530347330d4dbba387c4e35aae05bc06498
Author: Tom Tromey <tom@tromey.com>
Date:   Fri Apr 20 13:40:29 2018 -0600

    Handle alignof and _Alignof

    This adds alignof and _Alignof to the C/C++ expression parser, and
    adds new tests to test the features.  The tests are written to try to
    ensure that gdb's knowledge of alignment rules stays in sync with the
    compiler's.

    2018-04-30  Tom Tromey  <tom@tromey.com>

        PR exp/17095:
        * NEWS: Update.
        * std-operator.def (UNOP_ALIGNOF): New operator.
        * expprint.c (dump_subexp_body_standard) <case UNOP_ALIGNOF>:
        New.
        * eval.c (evaluate_subexp_standard) <case UNOP_ALIGNOF>: New.
        * c-lang.c (c_op_print_tab): Add alignof.
        * c-exp.y (ALIGNOF): New token.
        (exp): Add "ALIGNOF" production.
        (ident_tokens): Add _Alignof and alignof.

    2018-04-30  Tom Tromey  <tom@tromey.com>

        PR exp/17095:
        * gdb.dwarf2/dw2-align.exp: New file.
        * gdb.cp/align.exp: New file.
        * gdb.base/align.exp: New file.
        * lib/gdb.exp (gdb_int128_helper): New proc.
        (has_int128_c, has_int128_cxx): New caching procs.

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