[Bug c++/42060] New: [4.4/4.5 Regression] [c++0x] ICE throwing array with initializer list

[reichelt at gcc dot gnu dot org]

The following invalid testcase triggers an ICE since GCC 4.4.1:

==================
void foo()
{
  int a[1];
  throw a = {};
}
==================

bug.cc: In function 'void foo()':
bug.cc:4:14: error: invalid use of non-lvalue array
bug.cc:4:15: internal compiler error: tree check: expected class 'type', have
'exceptional' (error_mark) in useless_type_conversion_p, at tree-ssa.c:1221
Please submit a full bug report, [etc.]


-- 
           Summary: [4.4/4.5 Regression] [c++0x] ICE throwing array with
                    initializer list
           Product: gcc
           Version: 4.5.0
            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=42060