From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id BFE4E3858C2C; Wed, 22 Sep 2021 17:13:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org BFE4E3858C2C From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/102454] New: [12 Regression] ICE in gimplify_var_or_parm_decl, at gimplify.c:2958 Date: Wed, 22 Sep 2021 17:13:04 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: asolokha at gmx dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status keywords bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Sep 2021 17:13:04 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D102454 Bug ID: 102454 Summary: [12 Regression] ICE in gimplify_var_or_parm_decl, at gimplify.c:2958 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- g++-12.0.0-alpha20210919 snapshot (g:32731fa5b0abf092029b8e2be64319b978bda5= 14) ICEs when compiling the following testcase, reduced from gcc/testsuite/g++.dg/coroutines/torture/co-yield-04-complex-local-state.C, = w/ -fcoroutines -fno-exceptions: #include #include template struct looper { struct promise_type { auto get_return_object () { return handle_type::from_promise (*this); } auto initial_suspend () { return suspend_always_prt {}; } auto final_suspend () noexcept { return suspend_always_prt {}; } void return_value (T); void unhandled_exception (); }; using handle_type =3D std::coroutine_handle; looper (handle_type); struct suspend_always_prt { bool await_ready () noexcept; void await_suspend (handle_type) noexcept; void await_resume () noexcept; }; }; template looper with_ctorable_state (T) { co_return T (); } auto foo () { return with_ctorable_state; } % g++-12.0.0 -fcoroutines -fno-exceptions -c n7pshqai.C n7pshqai.C: In function 'looper with_ctorable_state(T) [with T =3D std::__cxx11::basic_string]': n7pshqai.C:27:1: internal compiler error: in gimplify_var_or_parm_decl, at gimplify.c:2958 27 | with_ctorable_state (T) | ^~~~~~~~~~~~~~~~~~~ 0x7984d0 gimplify_var_or_parm_decl =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:2958 0xe96100 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*= ), int) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:15029 0xeaefd3 gimplify_modify_expr =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:5960 0xe960ed gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*= ), int) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:14568 0xeb0f2b gimplify_cleanup_point_expr =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:7006 0xe964f1 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*= ), int) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:14961 0xe999d6 gimplify_stmt(tree_node**, gimple**) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:7006 0xe9746b gimplify_statement_list =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:1997 0xe9746b gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*= ), int) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:15013 0xe999d6 gimplify_stmt(tree_node**, gimple**) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:7006 0xe9a28f gimplify_bind_expr =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:1426 0xe967b4 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*= ), int) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:14769 0xeb04d6 gimplify_stmt(tree_node**, gimple**) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:7006 0xeb04d6 gimplify_body(tree_node*, bool) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:15814 0xeb094d gimplify_function_tree(tree_node*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/gimplify.c:15968 0xcce107 cgraph_node::analyze() =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/cgraphunit.c:670 0xcd0d57 analyze_functions =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/cgraphunit.c:1234 0xcd1a3d symbol_table::finalize_compilation_unit() =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210919/work/gcc-12-20210919/gc= c/cgraphunit.c:2508=