http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55442



Jan Hubicka <hubicka at gcc dot gnu.org> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

             Status|UNCONFIRMED                 |NEW

   Last reconfirmed|                            |2012-11-22

                 CC|                            |hubicka at gcc dot gnu.org

     Ever Confirmed|0                           |1



--- Comment #1 from Jan Hubicka <hubicka at gcc dot gnu.org> 2012-11-22 
17:01:08 UTC ---

This seems to be frontend issue

We spend a lot of time in

#102 0x000000000069ea86 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7676

#103 0x000000000069f869 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:6789

#104 0x000000000069f6ab in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7793

#105 0x000000000069f1b5 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7697

#106 0x00000000006a5b5f in cxx_eval_call_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) () at ../../gcc/cp/semantics.c:6676

#107 0x000000000069ea86 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7676

#108 0x00000000006a55b1 in cxx_eval_call_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) () at ../../gcc/cp/semantics.c:6489

#109 0x000000000069ea86 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7676

#110 0x000000000069f869 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:6789

#111 0x000000000069f6ab in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7793

#112 0x000000000069f1b5 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7697

#113 0x00000000006a5b5f in cxx_eval_call_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) () at ../../gcc/cp/semantics.c:6676

#114 0x000000000069ea86 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7676

#115 0x000000000069f869 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:6789

#116 0x000000000069f6ab in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7793

#117 0x000000000069f1b5 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7697

#118 0x00000000006a5b5f in cxx_eval_call_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) () at ../../gcc/cp/semantics.c:6676

#119 0x000000000069ea86 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7676

#120 0x000000000069f869 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:6789

#121 0x000000000069f6ab in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7793

#122 0x000000000069f1b5 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7697

#123 0x00000000006a5b5f in cxx_eval_call_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) () at ../../gcc/cp/semantics.c:6676

#124 0x000000000069ea86 in cxx_eval_constant_expression(constexpr_call const*,

tree_node*, bool, bool, bool*) [clone .part.62] () at

../../gcc/cp/semantics.c:7676

#125 0x00000000006a1c1d in cxx_eval_outermost_constant_expr(tree_node*, bool)

() at ../../gcc/cp/semantics.c:7976

#126 0x00000000006a2104 in maybe_constant_value(tree_node*) () at

../../gcc/cp/semantics.c:8080

#127 0x00000000006a2259 in maybe_constant_init(tree_node*) () at

../../gcc/cp/semantics.c:8097

#128 0x00000000005ba0f8 in store_init_value(tree_node*, tree_node*,

vec<tree_node*, va_gc, vl_embed>**, int) () at ../../gcc/cp/typeck2.c:717

#129 0x000000000053cca1 in check_initializer(tree_node*, tree_node*, int,

vec<tree_node*, va_gc, vl_embed>**) () at ../../gcc/cp/decl.c:5715

#130 0x000000000054f816 in cp_finish_decl(tree_node*, tree_node*, bool,

tree_node*, int) () at ../../gcc/cp/decl.c:6323

#131 0x0000000000628f44 in cp_parser_init_declarator(cp_parser*,

cp_decl_specifier_seq*, vec<deferred_access_check, va_gc, vl_embed>*, bool,

bool, int, bool*, tree_node**) ()

    at ../../gcc/cp/parser.c:16006

#132 0x00000000006297bf in cp_parser_simple_declaration(cp_parser*, bool,

tree_node**) () at ../../gcc/cp/parser.c:10546

#133 0x000000000062b668 in cp_parser_block_declaration(cp_parser*, bool) () at

../../gcc/cp/parser.c:10427

#134 0x000000000062c731 in cp_parser_declaration_statement(cp_parser*) () at

../../gcc/cp/parser.c:10071

#135 0x0000000000614e18 in cp_parser_statement(cp_parser*, tree_node*, bool,

bool*) () at ../../gcc/cp/parser.c:8846

#136 0x00000000006160bf in cp_parser_statement_seq_opt(cp_parser*, tree_node*)

() at ../../gcc/cp/parser.c:9118

#137 0x0000000000616207 in cp_parser_compound_statement(cp_parser*, tree_node*,

bool, bool) () at ../../gcc/cp/parser.c:9072

#138 0x0000000000627714 in

cp_parser_ctor_initializer_opt_and_function_body(cp_parser*, bool) () at

../../gcc/cp/parser.c:17648

#139 0x00000000006287d0 in

cp_parser_function_definition_after_declarator(cp_parser*, bool) () at

../../gcc/cp/parser.c:21641

#140 0x00000000006293af in cp_parser_init_declarator(cp_parser*,

cp_decl_specifier_seq*, vec<deferred_access_check, va_gc, vl_embed>*, bool,

bool, int, bool*, tree_node**) ()

    at ../../gcc/cp/parser.c:21562

#141 0x00000000006297bf in cp_parser_simple_declaration(cp_parser*, bool,

tree_node**) () at ../../gcc/cp/parser.c:10546

#142 0x000000000062b668 in cp_parser_block_declaration(cp_parser*, bool) () at

../../gcc/cp/parser.c:10427

#143 0x00000000006344ec in cp_parser_declaration(cp_parser*) () at

../../gcc/cp/parser.c:10324

#144 0x000000000063311e in cp_parser_declaration_seq_opt(cp_parser*) () at

../../gcc/cp/parser.c:10210

#145 0x0000000000634a63 in c_parse_file() () at ../../gcc/cp/parser.c:3792

#146 0x000000000073b465 in c_common_parse_file() ()



 phase setup             :   0.01 ( 0%) usr   0.01 ( 0%) sys   0.02 ( 0%) wall 

  1304 kB ( 0%) ggc

 phase parsing           :  80.67 (78%) usr   1.94 (97%) sys  82.60 (78%) wall

3423352 kB (100%) ggc

 phase opt and generate  :  23.22 (22%) usr   0.05 ( 3%) sys  23.27 (22%) wall 

   365 kB ( 0%) ggc

 |name lookup            :   0.09 ( 0%) usr   0.01 ( 0%) sys   0.08 ( 0%) wall 

  1038 kB ( 0%) ggc

 |overload resolution    :   0.02 ( 0%) usr   0.00 ( 0%) sys   0.00 ( 0%) wall 

   151 kB ( 0%) ggc

 garbage collection      :  46.47 (45%) usr   0.05 ( 3%) sys  46.51 (44%) wall 

     0 kB ( 0%) ggc

 callgraph optimization  :   0.06 ( 0%) usr   0.00 ( 0%) sys   0.07 ( 0%) wall 

    19 kB ( 0%) ggc

 ipa inlining heuristics :   0.01 ( 0%) usr   0.00 ( 0%) sys   0.00 ( 0%) wall 

    45 kB ( 0%) ggc

 preprocessing           :   0.00 ( 0%) usr   0.02 ( 1%) sys   0.03 ( 0%) wall 

   316 kB ( 0%) ggc

 parser (global)         :   0.11 ( 0%) usr   0.04 ( 2%) sys   0.12 ( 0%) wall 

  6727 kB ( 0%) ggc

 parser struct body      :   0.08 ( 0%) usr   0.00 ( 0%) sys   0.08 ( 0%) wall 

  2707 kB ( 0%) ggc

 parser enumerator list  :   0.01 ( 0%) usr   0.00 ( 0%) sys   0.01 ( 0%) wall 
   110 kB ( 0%) ggc

 parser function body    :  57.05 (55%) usr   1.85 (92%) sys  58.88 (56%) wall

3408859 kB (100%) ggc

 parser inl. func. body  :   0.01 ( 0%) usr   0.01 ( 0%) sys   0.02 ( 0%) wall 

   296 kB ( 0%) ggc

 parser inl. meth. body  :   0.02 ( 0%) usr   0.01 ( 0%) sys   0.06 ( 0%) wall 

  1090 kB ( 0%) ggc

 template instantiation  :   0.05 ( 0%) usr   0.01 ( 1%) sys   0.07 ( 0%) wall 

  3273 kB ( 0%) ggc

 integration             :   0.00 ( 0%) usr   0.00 ( 0%) sys   0.01 ( 0%) wall 

    11 kB ( 0%) ggc

 tree operand scan       :   0.01 ( 0%) usr   0.00 ( 0%) sys   0.00 ( 0%) wall 

    19 kB ( 0%) ggc

 tree FRE                :   0.00 ( 0%) usr   0.00 ( 0%) sys   0.01 ( 0%) wall 

     5 kB ( 0%) ggc

 scheduling 2            :   0.01 ( 0%) usr   0.00 ( 0%) sys   0.00 ( 0%) wall 

     2 kB ( 0%) ggc

 TOTAL                 : 103.90             2.00           105.89           

3425092 kB

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