Cleanup some clang-cc FIXMEs

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@86686 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/TODO.txt b/TODO.txt
index 522dcd3..7ceb0da 100644
--- a/TODO.txt
+++ b/TODO.txt
@@ -66,3 +66,12 @@
   - If a class member is defined out-of-line but isn't in the class declaration (and there are no close matches!), provide the option to add an in-class declaration.
   - Fix-it hints for the inclusion of headers when needed for particular features (e.g., <typeinfo> for typeid)
   - Change "foo.bar" to "foo->bar" when "foo" is a pointer.
+
+//===---------------------------------------------------------------------===//
+
+Options to support:
+   -Wfatal-errors
+   -ftabstop=width
+   -fpreprocessed mode.
+   -nostdinc++
+   -imultilib