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From: "reichelt at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/60186] New: [4.9 Regression] [c++11] ICE with invalid value in constexpr array initializer Date: Thu, 13 Feb 2014 22:41:00 -0000 [thread overview] Message-ID: <bug-60186-4@http.gcc.gnu.org/bugzilla/> (raw) http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60186 Bug ID: 60186 Summary: [4.9 Regression] [c++11] ICE with invalid value in constexpr array initializer Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: reichelt at gcc dot gnu.org The following invalid code snippet (compiled with "-std=c++11") triggers an ICE on trunk: ========================================= template<typename> void foo(int i) { constexpr int a[] = { i }; } ========================================= bug.cc: In function 'void foo(int)': bug.cc:3:27: internal compiler error: unexpected expression 'i' of kind implicit_conv_expr constexpr int a[] = { i }; ^ 0x73e03f cxx_eval_constant_expression ../../gcc/gcc/cp/semantics.c:9787 0x741085 cxx_eval_outermost_constant_expr ../../gcc/gcc/cp/semantics.c:9807 0x743d1b maybe_constant_value(tree_node*) ../../gcc/gcc/cp/semantics.c:9917 0x7499a8 maybe_constant_init(tree_node*) ../../gcc/gcc/cp/semantics.c:9934 0x6506d4 process_init_constructor_array ../../gcc/gcc/cp/typeck2.c:1195 0x6506d4 process_init_constructor ../../gcc/gcc/cp/typeck2.c:1476 0x6506d4 digest_init_r ../../gcc/gcc/cp/typeck2.c:1053 0x651f2a digest_init_flags ../../gcc/gcc/cp/typeck2.c:1098 0x651f2a store_init_value(tree_node*, tree_node*, vec<tree_node*, va_gc, vl_embed>**, int) ../../gcc/gcc/cp/typeck2.c:786 0x5c7195 check_initializer ../../gcc/gcc/cp/decl.c:5777 0x5d9ef0 cp_finish_decl(tree_node*, tree_node*, bool, tree_node*, int) ../../gcc/gcc/cp/decl.c:6293 0x6c816d cp_parser_init_declarator ../../gcc/gcc/cp/parser.c:16815 0x6c9929 cp_parser_simple_declaration ../../gcc/gcc/cp/parser.c:11205 0x6acc13 cp_parser_block_declaration ../../gcc/gcc/cp/parser.c:11086 0x6add31 cp_parser_declaration_statement ../../gcc/gcc/cp/parser.c:10733 0x6ae37b cp_parser_statement ../../gcc/gcc/cp/parser.c:9467 0x6af169 cp_parser_statement_seq_opt ../../gcc/gcc/cp/parser.c:9745 0x6af2d6 cp_parser_compound_statement ../../gcc/gcc/cp/parser.c:9699 0x6c34ab cp_parser_function_body ../../gcc/gcc/cp/parser.c:18641 0x6c34ab cp_parser_ctor_initializer_opt_and_function_body ../../gcc/gcc/cp/parser.c:18677 Please submit a full bug report, [etc.] The regression was introduced between 2014-01-14 and 2014-01-21.
next reply other threads:[~2014-02-13 22:41 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2014-02-13 22:41 reichelt at gcc dot gnu.org [this message] 2014-02-13 22:41 ` [Bug c++/60186] " reichelt at gcc dot gnu.org 2014-02-14 7:50 ` jakub at gcc dot gnu.org 2014-02-21 19:04 ` jason at gcc dot gnu.org 2014-02-21 21:49 ` jason at gcc dot gnu.org 2014-02-22 5:04 ` jason at gcc dot gnu.org
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