Add warning flag -Winvalid-pp-token for preprocessing-tokens which have
undefined behaviour, and move the diagnostic for '' from an Error into
an ExtWarn in this group. This is important for some users of the preprocessor,
and is necessary for gcc compatibility.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159335 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Misc/warning-flags-enabled.c b/test/Misc/warning-flags-enabled.c
index 1c1c38f..7ef5c94 100644
--- a/test/Misc/warning-flags-enabled.c
+++ b/test/Misc/warning-flags-enabled.c
@@ -3,9 +3,9 @@
 // This shows warnings which are on by default.
 // We just check a few to make sure it's doing something sensible.
 //
+// CHECK: ext_unterminated_string
 // CHECK: warn_condition_is_assignment
 // CHECK: warn_null_arg
-// CHECK: warn_unterminated_string
 
 
 // RUN: diagtool show-enabled -Wno-everything %s | count 0