typeinfo: provide a destructor for type_info

[compnerd]

Summary

When building without libc++abi and libcxxrt, provide the definition for
the std::type_info destructor.

[EricWF]

I committed the fix needed for this as part of a larger change in r290839. Please abandon this revision.

[compnerd]

Thanks!

src/typeinfo.cpp

 
 #if !defined(LIBCXXRT) && !defined(_LIBCPPABI_VERSION)
 
+std::type_info::~type_info()
+{
+}
+
 std::bad_cast::bad_cast() _NOEXCEPT
 {
 }