[Bug c++/34485] New: [4.1/4.2/4.3 regression] ICE with undefined type in template parameter

[reichelt at gcc dot gnu dot org]

The following invalid testcase triggers an ICE since GCC 4.1.0:

==============================
struct A
{
  template<T::X> struct X;
};
==============================

bug.cc:3: error: 'T' has not been declared
bug.cc:3: error: declaration of 'template<int X> struct A::X'
bug.cc:3: error:  shadows template parm 'int X'
bug.cc:3: internal compiler error: in pop_binding, at cp/name-lookup.c:405
Please submit a full bug report, [etc.]


-- 
           Summary: [4.1/4.2/4.3 regression] ICE with undefined type in
                    template parameter
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Keywords: ice-on-invalid-code, error-recovery, monitored
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: reichelt at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34485