$TESTDATA_DIR$/sourceMapDuplicatePath/
-Xir-produce-js
-Xir-only
-libraries
$STDLIB_JS$
-source-map
-source-map-base-dirs
$TESTDATA_DIR$/sourceMapDuplicatePath/foo:$TESTDATA_DIR$/sourceMapDuplicatePath/bar
-ir-output-dir
$TEMP_DIR$
-ir-output-name
out