[Bug c++/51399] New: [4.7 Regression] ICE with invalid initializer list

[reichelt at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51399

             Bug #: 51399
           Summary: [4.7 Regression] ICE with invalid initializer list
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: reich...@gcc.gnu.org


The following invalid code snippet triggers an ICE on trunk:

============================================
#include <initializer_list>

struct A
{
  std::initializer_list<int> x[1] = { 0 };
  A() {}
};
============================================

bug.cc:5:41: error: could not convert '0' from 'int' to
'std::initializer_list<int>'
bug.cc: In constructor 'A::A()':
bug.cc:6:7: internal compiler error: tree check: expected tree_list, have
error_mark in perform_member_init, at cp/init.c:624
Please submit a full bug report, [etc.]