--- a/tests/test-grep.t Mon May 25 17:29:38 2020 -0400
+++ b/tests/test-grep.t Mon May 25 17:32:25 2020 -0400
@@ -672,6 +672,15 @@
$ rm -f added; ln -s symlink-added added
$ hg grep '' | grep added
added:symlink-added
+
+But we reject symlinks as directories components of a tracked file as
+usual:
+
+ $ mkdir dir; touch dir/f; hg add dir/f
+ $ rm -rf dir; ln -s / dir
+ $ hg grep ''
+ abort: path 'dir/f' traverses symbolic link 'dir'
+ [255]
#endif
But we can search files from some other revision with -rREV