[Bug c++/89914] [9 Regression] ICE in nothrow_spec_p, at cp/except.c:1238

[paolo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89914

--- Comment #5 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Mon Apr  8 08:13:50 2019
New Revision: 270201

URL: https://gcc.gnu.org/viewcvs?rev=270201&root=gcc&view=rev
Log:
/cp
2019-04-08  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/89914
        * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
        when maybe_instantiate_noexcept fails.
        (classtype_has_nothrow_assign_or_copy_p): Likewise.
        * method.c (implicitly_declare_fn): Avoid passing error_mark_node
        to build_exception_variant.

/testsuite
2019-04-08  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/89914
        * g++.dg/ext/has_nothrow_constructor-3.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/ext/has_nothrow_constructor-3.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/method.c
    trunk/gcc/cp/semantics.c
    trunk/gcc/testsuite/ChangeLog