Add typeinfo for char16_t, char32_t and nullptr.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@120810 91177308-0d34-0410-b5e6-96231b3b80d8

lib/libc++abi.exp

@@ -26,6 +26,15 @@ ___cxa_vec_new2
 ___cxa_vec_new3
 ___dynamic_cast
 ___gxx_personality_v0
+__ZTIDi
+__ZTIDn
+__ZTIDs
+__ZTIPDi
+__ZTIPDn
+__ZTIPDs
+__ZTIPKDi
+__ZTIPKDn
+__ZTIPKDs
 __ZTSPm
 __ZTSPl
 __ZTSPj