[Bug c++/51462] New: [c++0x] ICE in cx_check_missing_mem_inits

[reichelt at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51462

             Bug #: 51462
           Summary: [c++0x] ICE in cx_check_missing_mem_inits
    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:

=============================
struct A
{
  int i = 0;
};

struct B
{
  A a;
  constexpr B() : a(0) {}
};
=============================

bug.cc: In constructor 'constexpr B::B()':
bug.cc:9:22: error: no matching function for call to 'A::A(int)'
bug.cc:9:22: note: candidates are:
bug.cc:1:8: note: constexpr A::A()
bug.cc:1:8: note:   candidate expects 0 arguments, 1 provided
bug.cc:1:8: note: constexpr A::A(const A&)
bug.cc:1:8: note:   no known conversion for argument 1 from 'int' to 'const A&'
bug.cc:1:8: note: constexpr A::A(A&&)
bug.cc:1:8: note:   no known conversion for argument 1 from 'int' to 'A&&'
bug.cc:9:25: internal compiler error: in cx_check_missing_mem_inits, at
cp/semantics.c:5999
Please submit a full bug report, [etc.]