[Bug c++/64106] [5 Regression][C++14] internal compiler error: in cxx_eval_store_expression

[ktietz at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64106

--- Comment #5 from Kai Tietz <ktietz at gcc dot gnu.org> ---
+         vec_safe_push (refs, TREE_OPERAND (probe, 0));
+         vec_safe_push (refs, TREE_TYPE (probe));
^
This looks to me wrong. INDIRECT_REF has just one argument, and is directly
associated to underlying decl, so I don't see a reason to put it into the
refs-vector.  To initialize it no additional constructor is required AFAICS. 
But I might be wrong