[Bug c++/51420] New: [c++0x] ICE with invalid user-defined literals

[Bug c++/51420] New: [c++0x] ICE with invalid user-defined literals

[reichelt at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51420

             Bug #: 51420
           Summary: [c++0x] ICE with invalid user-defined literals
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: reichelt@gcc.gnu.org


The following invalid code snippet triggers an ICE on trunk:

================================
void foo()
{
  float x = operator"" _F();
  float y = 0_F;
}
================================

bug.cc: In function 'void foo()':
bug.cc:3:27: error: 'operator"" _F' was not declared in this scope
bug.cc:4:13: internal compiler error: tree check: expected function_type or
method_type, have error_mark in lookup_literal_operator, at cp/parser.c:3566
Please submit a full bug report, [etc.]

[Bug c++/51420] [c++0x] ICE with invalid user-defined literals

[3dw4rd at verizon dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51420

--- Comment #1 from Ed Smith-Rowland <3dw4rd at verizon dot net> 2011-12-06 04:45:09 UTC ---
Created attachment 25999
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25999
Check that the return of OVL_NEXT is a function_type.

Check that the return of OVL_NEXT is a function_type.

Test case is from the PR.

[Bug c++/51420] [c++0x] ICE with invalid user-defined literals

[3dw4rd at verizon dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51420

--- Comment #2 from Ed Smith-Rowland <3dw4rd at verizon dot net> 2011-12-06 05:36:03 UTC ---
Created attachment 26000
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26000
Try that again.

Last patch broke several test cases.
This one works.

[Bug c++/51420] [c++0x] ICE with invalid user-defined literals

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51420

--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> 2011-12-07 15:41:08 UTC ---
Author: jason
Date: Wed Dec  7 15:41:03 2011
New Revision: 182083

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182083
Log:
    PR c++/51420
    * parser.c (lookup_literal_operator): Check that declaration is an
    overloaded function.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/pr51420.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/parser.c
    trunk/gcc/testsuite/ChangeLog

[Bug c++/51420] [c++0x] ICE with invalid user-defined literals

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51420

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|---                         |4.7.0

--- Comment #4 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-12-07 22:59:12 UTC ---
Fixed.