$TESTDATA_DIR$/sourceMapRoot/foo/file1.kt
$TESTDATA_DIR$/sourceMapRoot/bar/file2.kt
-Xir-produce-klib-dir
-Xir-only
-libraries
$STDLIB_JS$
-ir-output-dir
$TEMP_DIR$/klib
-ir-output-name
out
---
-Xir-produce-js
-Xir-only
-libraries
$STDLIB_JS$
-Xinclude=$TEMP_DIR$/klib
-source-map
-source-map-base-dirs
$TESTDATA_DIR$/foo:$TESTDATA_DIR$/bar
-ir-output-dir
$TEMP_DIR$
-ir-output-name
out