getcwd: enhance tests

[gnulib.git] / m4 / getcwd-path-max.m4

diff --git a/m4/getcwd-path-max.m4 b/m4/getcwd-path-max.m4
index feb0d4d..475ae96 100644 (file)
--- a/m4/getcwd-path-max.m4
+++ b/m4/getcwd-path-max.m4
@@ -21,6 +21,7 @@ AC_DEFUN([gl_FUNC_GETCWD_PATH_MAX],
     gl_cv_func_getcwd_path_max,
     [# Arrange for deletion of the temporary directory this test creates.
      ac_clean_files="$ac_clean_files confdir3"
+     dnl Please keep this in sync with tests/test-getcwd.c.
      AC_RUN_IFELSE(
        [AC_LANG_SOURCE(
           [[