diff --git a/components/compiler/errorhandler.cpp b/components/compiler/errorhandler.cpp
index ee13c837d1..fe58836cca 100644
--- a/components/compiler/errorhandler.cpp
+++ b/components/compiler/errorhandler.cpp
@@ -5,7 +5,7 @@ namespace Compiler
 {
     // constructor
 
-    ErrorHandler::ErrorHandler() : mWarnings (0), mErrors (0) {}
+    ErrorHandler::ErrorHandler() : mWarnings (0), mErrors (0), mWarningsMode (1) {}
 
     // destructor
 
@@ -36,8 +36,13 @@ namespace Compiler
 
     void ErrorHandler::warning (const std::string& message, const TokenLoc& loc)
     {
-        ++mWarnings;
-        report (message, loc, WarningMessage);
+        if (mWarningsMode==1)
+        {
+            ++mWarnings;
+            report (message, loc, WarningMessage);
+        }
+        else if (mWarningsMode==2)
+            error (message, loc);
     }
 
     // Generate an error message.
@@ -62,4 +67,9 @@ namespace Compiler
     {
         mErrors = mWarnings = 0;
     }
+
+    void ErrorHandler::setWarningsMode (int mode)
+    {
+        mWarningsMode = mode;
+    }
 }
diff --git a/components/compiler/errorhandler.hpp b/components/compiler/errorhandler.hpp
index 256065854a..e5922a6be5 100644
--- a/components/compiler/errorhandler.hpp
+++ b/components/compiler/errorhandler.hpp
@@ -16,6 +16,7 @@ namespace Compiler
     {
             int mWarnings;
             int mErrors;
+            int mWarningsMode;
 
         protected:
 
@@ -60,8 +61,11 @@ namespace Compiler
             void endOfFile();
             ///< Generate an error message for an unexpected EOF.
 
-           virtual void reset();
+            virtual void reset();
             ///< Remove all previous error/warning events
+
+            void setWarningsMode (int mode);
+            ///< // 0 ignore, 1 rate as warning, 2 rate as error
     };
 }