re PR c++/77496 (ICE in instantiate_type, at cp/class.c:8270)

re PR c++/77496 (ICE in instantiate_type, at cp/class.c:8270)

gcc/c-family:
2016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR c++/77496
        * c-common.c (warn_for_omitted_condop): Also warn for boolean data.

gcc/c:
2016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR c++/77496
        * c-parser.c (c_parser_conditional_expression): Pass the rightmost
        COMPOUND_EXPR to warn_for_omitted_condop.

gcc/cp:
2016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR c++/77496
        * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
        * class.c (instantiate_type): Look through the SAVE_EXPR.

gcc/testsuite:
2016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR c++/77496
        * c-c++-common/warn-ommitted-condop.c: Add more test cases.
        * g++.dg/ext/pr77496.C: New test.
        * g++.dg/warn/pr77496.C: New test.

From-SVN: r240098