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From: "hewillk at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/99809] New: ICE: sorry, unimplemented: unexpected AST of kind nontype_argument_pack Date: Mon, 29 Mar 2021 07:15:23 +0000 [thread overview] Message-ID: <bug-99809-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99809 Bug ID: 99809 Summary: ICE: sorry, unimplemented: unexpected AST of kind nontype_argument_pack Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: hewillk at gmail dot com Target Milestone: --- https://godbolt.org/z/4dnnTTzMW #include <concepts> auto f(auto... args) { return [](std::same_as<decltype(args)> auto) {}; } int main() { f(0)(0); } <source>:4:10: sorry, unimplemented: unexpected AST of kind nontype_argument_pack 4 | return [](std::same_as<decltype(args)> auto) {}; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ <source>:4:10: internal compiler error: in potential_constant_expression_1, at cp/constexpr.c:8854 0x1cfb7f9 internal_error(char const*, ...) ???:0 0x6ba871 fancy_abort(char const*, int, char const*) ???:0 0x72ac1e is_nondependent_constant_expression(tree_node*) ???:0 0x91465c instantiate_non_dependent_expr_sfinae(tree_node*, int) ???:0 0x98afc1 finish_decltype_type(tree_node*, bool, int) ???:0 0x915dc3 tsubst(tree_node*, tree_node*, int, tree_node*) ???:0 0x941bb6 tsubst_template_args(tree_node*, tree_node*, int, tree_node*) ???:0 0x739946 tsubst_constraint(tree_node*, tree_node*, int, tree_node*) ???:0 0x949a91 tsubst_lambda_expr(tree_node*, tree_node*, int, tree_node*) ???:0 0x91c84f instantiate_decl(tree_node*, bool, bool) ???:0 0x7c6c0e maybe_instantiate_decl(tree_node*) ???:0 0x7c8370 mark_used(tree_node*, int) ???:0 0x6de097 build_new_function_call(tree_node*, vec<tree_node*, va_gc, vl_embed>**, int) ???:0 0x980c6c finish_call_expr(tree_node*, vec<tree_node*, va_gc, vl_embed>**, bool, bool, int) ???:0 0x8e12ad c_parse_file() ???:0 0xa600a2 c_common_parse_file() ???:0 Please submit a full bug report, with preprocessed source if appropriate.
next reply other threads:[~2021-03-29 7:15 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-29 7:15 hewillk at gmail dot com [this message] 2021-03-29 17:26 ` [Bug c++/99809] " mpolacek at gcc dot gnu.org 2021-03-29 17:31 ` hewillk at gmail dot com 2021-03-31 14:38 ` hewillk at gmail dot com 2021-04-16 8:17 ` hewillk at gmail dot com
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