1 files changed, 4 insertions, 0 deletions
diff --git a/tests/rm/empty-name b/tests/rm/empty-name
index 36058f4a4..e20a146af 100755
--- a/tests/rm/empty-name
+++ b/tests/rm/empty-name
@@ -1,4 +1,8 @@
 #!/bin/sh
+# Make sure that rm -r '' fails.
+# On SunOS 4.1.3, running rm -r '' in a nonempty directory may
+# actually remove files with names of entries in the current directory
+# but relative to `/' rather than relative to the current directory.
 
 : ${PERL=perl}
 : ${srcdir=.}