[Bug c++/30535] New: [4.2/4.3 regression] ICE with invalid template operator

[reichelt at gcc dot gnu dot org]

The following invalid code snippet triggers an ICE on mainline and 4.2 branch:

====================================
struct A {};

template<A, typename T> int operator-(A, T);

int i = A() - 0;
====================================

bug.cc:3: error: 'struct A' is not a valid type for a template constant
parameter
bug.cc:5: internal compiler error: in template_decl_level, at cp/pt.c:10412
Please submit a full bug report, [etc.]


-- 
           Summary: [4.2/4.3 regression] ICE with invalid template operator
           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=30535