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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++/51225] New: [c++0x] [4.7 Regression] ICE with invalid template parameter
Date: Sat, 19 Nov 2011 20:12:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51225

             Bug #: 51225
           Summary: [c++0x] [4.7 Regression] ICE with invalid template
                    parameter
    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 when compiled with
"-std=c++0x":

==================================
template<int> struct A {};

template<typename> void foo()
{
  A<int(x)> a;
}
==================================

bug.cc: In function 'void foo()':
bug.cc:5:9: error: 'x' was not declared in this scope
bug.cc:5:11: internal compiler error: unexpected expression '(int)(<expression
error>)' of kind cast_expr
Please submit a full bug report, [etc.]