diff --git a/clang/tools/scan-build-py/libscanbuild/runner.py b/clang/tools/scan-build-py/libscanbuild/runner.py
index 628ad90..72d02c8 100644
--- a/clang/tools/scan-build-py/libscanbuild/runner.py
+++ b/clang/tools/scan-build-py/libscanbuild/runner.py
@@ -205,19 +205,8 @@
     return continuation(opts)
 
 
-@require(['file', 'directory'])
-def set_file_path_relative(opts, continuation=filter_debug_flags):
-    """ Set source file path to relative to the working directory.
-
-    The only purpose of this function is to pass the SATestBuild.py tests. """
-
-    opts.update({'file': os.path.relpath(opts['file'], opts['directory'])})
-
-    return continuation(opts)
-
-
 @require(['language', 'compiler', 'file', 'flags'])
-def language_check(opts, continuation=set_file_path_relative):
+def language_check(opts, continuation=filter_debug_flags):
     """ Find out the language from command line parameters or file name
     extension. The decision also influenced by the compiler invocation. """