diff --git a/include/internal/catch_debugger.h b/include/internal/catch_debugger.h
index 6ca6a539..75419842 100644
--- a/include/internal/catch_debugger.h
+++ b/include/internal/catch_debugger.h
@@ -40,7 +40,10 @@ namespace Catch {
 #ifdef CATCH_TRAP
     #define CATCH_BREAK_INTO_DEBUGGER() if( Catch::isDebuggerActive() ) { CATCH_TRAP(); }
 #else
-    #define CATCH_BREAK_INTO_DEBUGGER() (void)0, 0
+    namespace Catch {
+        inline void doNothing() {}
+    }
+    #define CATCH_BREAK_INTO_DEBUGGER() Catch::doNothing()
 #endif
 
 #endif // TWOBLUECUBES_CATCH_DEBUGGER_H_INCLUDED
diff --git a/include/internal/catch_fatal_condition.cpp b/include/internal/catch_fatal_condition.cpp
index 0fa09f26..55ee539d 100644
--- a/include/internal/catch_fatal_condition.cpp
+++ b/include/internal/catch_fatal_condition.cpp
@@ -17,12 +17,14 @@
 #    pragma GCC diagnostic ignored "-Wmissing-field-initializers"
 #endif
 
+#if (defined(CATCH_PLATFORM_WINDOWS) && defined(CATCH_CONFIG_WINDOWS_SEH)) || defined(CATCH_CONFIG_POSIX_SIGNALS)
 namespace {
     // Report the error condition
     void reportFatal( char const * const message ) {
         Catch::getCurrentContext().getResultCapture()->handleFatalErrorCondition( message );
     }
 }
+#endif
 
 #if defined ( CATCH_PLATFORM_WINDOWS ) /////////////////////////////////////////