diff --git a/lib/cppcheck.cpp b/lib/cppcheck.cpp
index 55130f806..cd1cd279a 100644
--- a/lib/cppcheck.cpp
+++ b/lib/cppcheck.cpp
@@ -482,6 +482,9 @@ unsigned int CppCheck::checkFile(const std::string& filename, const std::string
     } catch (const InternalError &e) {
         internalError(filename, e.errorMessage);
         exitcode=1; // e.g. reflect a syntax error
+    } catch (const simplecpp::Output &o) {
+        internalError(std::string(o.location.file() + ':' + MathLib::toString(o.location.line)), o.msg);
+        exitcode=1; // e.g. reflect an error during preprocessing
     }
 
     analyzerInformation.setFileInfo("CheckUnusedFunctions", checkUnusedFunctions.analyzerInfo());