PR7777: Set EnabledByDefault to something useful, instead of setting it
randomly.  This makes us consistently show "-pedantic" as the warning option
for a warning where appropriate.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@109987 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Diagnostic.cpp b/lib/Basic/Diagnostic.cpp
index 0dc57e4..162de89 100644
--- a/lib/Basic/Diagnostic.cpp
+++ b/lib/Basic/Diagnostic.cpp
@@ -327,7 +327,7 @@
       getBuiltinDiagClass(DiagID) != CLASS_EXTENSION)
     return false;
   
-  EnabledByDefault = StaticDiagInfo[DiagID].Mapping != diag::MAP_IGNORE;
+  EnabledByDefault = GetDefaultDiagMapping(DiagID) != diag::MAP_IGNORE;
   return true;
 }