Another type_ptr_to() fix
type_is() skips past where-types
Use reference equality in type-map for debug output
Fixed f(void) checks with located void type
Retain/release memory management for debug type DIEs
One missing form_data_t case
Prevent multiple-parents - fixes debug offsetting
dynmap_free(NULL) is a no-op
Various type parsing tests
Fixes for attribute checks on function calls
Remove DECL_IS_* - more explicit type check calls
Fixed block type handling