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* [Bug c++/58810] New: [4.7/4.8/4.9 Regression] ICE with invalid function typedef
@ 2013-10-19 22:53 reichelt at gcc dot gnu.org
  2013-10-21  8:26 ` [Bug c++/58810] " rguenth at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: reichelt at gcc dot gnu.org @ 2013-10-19 22:53 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58810

            Bug ID: 58810
           Summary: [4.7/4.8/4.9 Regression] ICE with invalid function
                    typedef
           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 triggers an ICE since GCC 4.6.0:

==========================
typedef int F() const;

F f;

struct A
{
  friend F f;
};
==========================

bug.cc:3:3: error: qualified function types cannot be used to declare free
functions
 F f;
   ^
bug.cc:7:12: error: non-member function 'int f()' cannot have cv-qualifier
   friend F f;
            ^
bug.cc:7:12: internal compiler error: in merge_types, at cp/typeck.c:835
0x6801d2 merge_types(tree_node*, tree_node*)
        ../../gcc/gcc/cp/typeck.c:835
0x57956f duplicate_decls(tree_node*, tree_node*, bool)
        ../../gcc/gcc/cp/decl.c:1888
0x71aab0 pushdecl_maybe_friend_1
        ../../gcc/gcc/cp/name-lookup.c:788
0x71aab0 pushdecl_maybe_friend(tree_node*, bool)
        ../../gcc/gcc/cp/name-lookup.c:1264
0x71d8b7 pushdecl_with_scope_1
        ../../gcc/gcc/cp/name-lookup.c:2251
0x71d97d pushdecl_with_scope(tree_node*, cp_binding_level*, bool)
        ../../gcc/gcc/cp/name-lookup.c:2265
0x71da2f pushdecl_namespace_level(tree_node*, bool)
        ../../gcc/gcc/cp/name-lookup.c:3826
0x69ddd7 do_friend(tree_node*, tree_node*, tree_node*, tree_node*,
overload_flags, bool)
        ../../gcc/gcc/cp/friend.c:574
0x58821d grokdeclarator(cp_declarator const*, cp_decl_specifier_seq*,
decl_context, int, tree_node**)
        ../../gcc/gcc/cp/decl.c:10626
0x620bdc grokfield(cp_declarator const*, cp_decl_specifier_seq*, tree_node*,
bool, tree_node*, tree_node*)
        ../../gcc/gcc/cp/decl2.c:832
0x664812 cp_parser_member_declaration
        ../../gcc/gcc/cp/parser.c:20186
0x644247 cp_parser_member_specification_opt
        ../../gcc/gcc/cp/parser.c:19733
0x644247 cp_parser_class_specifier_1
        ../../gcc/gcc/cp/parser.c:18977
0x644247 cp_parser_class_specifier
        ../../gcc/gcc/cp/parser.c:19204
0x644247 cp_parser_type_specifier
        ../../gcc/gcc/cp/parser.c:14151
0x65d19f cp_parser_decl_specifier_seq
        ../../gcc/gcc/cp/parser.c:11396
0x663cd9 cp_parser_simple_declaration
        ../../gcc/gcc/cp/parser.c:10986
0x6477e0 cp_parser_block_declaration
        ../../gcc/gcc/cp/parser.c:10935
0x66e9fe cp_parser_declaration
        ../../gcc/gcc/cp/parser.c:10832
0x66d71a cp_parser_declaration_seq_opt
        ../../gcc/gcc/cp/parser.c:10718
Please submit a full bug report, [etc.]


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/58810] [4.7/4.8/4.9 Regression] ICE with invalid function typedef
  2013-10-19 22:53 [Bug c++/58810] New: [4.7/4.8/4.9 Regression] ICE with invalid function typedef reichelt at gcc dot gnu.org
@ 2013-10-21  8:26 ` rguenth at gcc dot gnu.org
  2013-10-21 17:38 ` paolo.carlini at oracle dot com
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2013-10-21  8:26 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58810

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P5
   Target Milestone|---                         |4.7.4


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/58810] [4.7/4.8/4.9 Regression] ICE with invalid function typedef
  2013-10-19 22:53 [Bug c++/58810] New: [4.7/4.8/4.9 Regression] ICE with invalid function typedef reichelt at gcc dot gnu.org
  2013-10-21  8:26 ` [Bug c++/58810] " rguenth at gcc dot gnu.org
@ 2013-10-21 17:38 ` paolo.carlini at oracle dot com
  2013-10-23  0:17 ` paolo.carlini at oracle dot com
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: paolo.carlini at oracle dot com @ 2013-10-21 17:38 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58810

Paolo Carlini <paolo.carlini at oracle dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2013-10-21
           Assignee|unassigned at gcc dot gnu.org      |paolo.carlini at oracle dot com
     Ever confirmed|0                           |1

--- Comment #1 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Mine.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/58810] [4.7/4.8/4.9 Regression] ICE with invalid function typedef
  2013-10-19 22:53 [Bug c++/58810] New: [4.7/4.8/4.9 Regression] ICE with invalid function typedef reichelt at gcc dot gnu.org
  2013-10-21  8:26 ` [Bug c++/58810] " rguenth at gcc dot gnu.org
  2013-10-21 17:38 ` paolo.carlini at oracle dot com
@ 2013-10-23  0:17 ` paolo.carlini at oracle dot com
  2013-11-25 16:10 ` paolo at gcc dot gnu.org
  2013-11-25 16:12 ` [Bug c++/58810] [4.7/4.8 " paolo.carlini at oracle dot com
  4 siblings, 0 replies; 6+ messages in thread
From: paolo.carlini at oracle dot com @ 2013-10-23  0:17 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58810

--- Comment #2 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Pending patches (two options) here:
http://gcc.gnu.org/ml/gcc-patches/2013-10/msg01737.html


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/58810] [4.7/4.8/4.9 Regression] ICE with invalid function typedef
  2013-10-19 22:53 [Bug c++/58810] New: [4.7/4.8/4.9 Regression] ICE with invalid function typedef reichelt at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2013-10-23  0:17 ` paolo.carlini at oracle dot com
@ 2013-11-25 16:10 ` paolo at gcc dot gnu.org
  2013-11-25 16:12 ` [Bug c++/58810] [4.7/4.8 " paolo.carlini at oracle dot com
  4 siblings, 0 replies; 6+ messages in thread
From: paolo at gcc dot gnu.org @ 2013-11-25 16:10 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58810

--- Comment #3 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Mon Nov 25 16:10:29 2013
New Revision: 205356

URL: http://gcc.gnu.org/viewcvs?rev=205356&root=gcc&view=rev
Log:
/cp
2013-11-25  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/58810
    * decl.c (grokdeclarator): Don't handle qualified free functions here,
    leave the diagnostic to grokfndecl.

/testsuite
2013-11-25  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/58810
    * g++.dg/other/cv_func3.C: New.
    * g++.dg/other/cv_func.C: Adjust.
    * g++.dg/parse/fn-typedef2.C: Likewise.

Added:
    trunk/gcc/testsuite/g++.dg/other/cv_func3.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/g++.dg/other/cv_func.C
    trunk/gcc/testsuite/g++.dg/parse/fn-typedef2.C


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/58810] [4.7/4.8 Regression] ICE with invalid function typedef
  2013-10-19 22:53 [Bug c++/58810] New: [4.7/4.8/4.9 Regression] ICE with invalid function typedef reichelt at gcc dot gnu.org
                   ` (3 preceding siblings ...)
  2013-11-25 16:10 ` paolo at gcc dot gnu.org
@ 2013-11-25 16:12 ` paolo.carlini at oracle dot com
  4 siblings, 0 replies; 6+ messages in thread
From: paolo.carlini at oracle dot com @ 2013-11-25 16:12 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58810

Paolo Carlini <paolo.carlini at oracle dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED
   Target Milestone|4.7.4                       |4.9.0
            Summary|[4.7/4.8/4.9 Regression]    |[4.7/4.8 Regression] ICE
                   |ICE with invalid function   |with invalid function
                   |typedef                     |typedef

--- Comment #4 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Fixed for 4.9.0.


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2013-11-25 16:12 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2013-10-19 22:53 [Bug c++/58810] New: [4.7/4.8/4.9 Regression] ICE with invalid function typedef reichelt at gcc dot gnu.org
2013-10-21  8:26 ` [Bug c++/58810] " rguenth at gcc dot gnu.org
2013-10-21 17:38 ` paolo.carlini at oracle dot com
2013-10-23  0:17 ` paolo.carlini at oracle dot com
2013-11-25 16:10 ` paolo at gcc dot gnu.org
2013-11-25 16:12 ` [Bug c++/58810] [4.7/4.8 " paolo.carlini at oracle dot com

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