Chk_gen_eh_frame: exit with 1 upon failure

csmith/check_generated_eh_frame.py

@@ -386,7 +386,9 @@ def main():
         # If we had some errors to report, let's report positive data too
         reports.append("{} matched".format(len(matched)))
         print("{}: {}".format(test_name, "; ".join(reports)))
+        return 1
+    return 0
 
 
 if __name__ == "__main__":
-    main()
+    sys.exit(main())

csmith/check_generated_eh_frame.sh

@@ -23,3 +23,4 @@ fi
     readelf -wF "$orig_path" ; \
     echo "===" ; \
     readelf -wF "$eh_path") | python $py_checker $*
+exit $?