diff --git a/.hgignore b/.hgignore
index 17751f8a66..fbec8ac1bd 100644
--- a/.hgignore
+++ b/.hgignore
@@ -3,3 +3,13 @@ syntax: glob
 *OPT.OBJ/*
 *DBG.OBJ/*
 *DBG.OBJD/*
+*.bak
+*.out
+*.rej
+*.patch
+GPATH
+GRTAGS
+GTAGS
+#*
+.#*
+.ycm_extra_conf.py*