This patch fixes .hgignore in the auctex package so that it properly ignores byte compiled .elc files. It also adds a rule to the Makefile so that those files are removed when "make clean" is invoked.
diff -r 5b9406bf4cbf xemacs-packages/auctex/.hgignore
--- a/xemacs-packages/auctex/.hgignore Sat Jul 05 21:17:10 2014 +0200
+++ b/xemacs-packages/auctex/.hgignore Mon Sep 29 16:16:55 2014 -0600
@@ -1,7 +1,6 @@
^#\..*#$
^\.#
~$
-\.elc$
\.html$
\.info$
^_pkg\.el$
@@ -12,6 +11,7 @@
^auto-autoloads\.el$
^custom-defines\.el$
^custom-load\.el$
+^etc/.*\.elc$
^package-info$
^pdepends\.mk$
^texi/tex-ref\.dvi$
diff -r 5b9406bf4cbf xemacs-packages/auctex/ChangeLog
--- a/xemacs-packages/auctex/ChangeLog Sat Jul 05 21:17:10 2014 +0200
+++ b/xemacs-packages/auctex/ChangeLog Mon Sep 29 16:16:55 2014 -0600
@@ -1,3 +1,8 @@
+
+ * .hgignore: Ignore .elcs in etc.
+ * Makefile (clean): Remove .elcs from etc.
+
* Makefile (VERSION): XEmacs package 1.53 released.
diff -r 5b9406bf4cbf xemacs-packages/auctex/Makefile
--- a/xemacs-packages/auctex/Makefile Sat Jul 05 21:17:10 2014 +0200
+++ b/xemacs-packages/auctex/Makefile Mon Sep 29 16:16:55 2014 -0600
@@ -228,3 +228,6 @@
$(LATEX) '\nonstopmode \input preview.drv' && \
$(LATEX) '\nonstopmode \input preview.drv' && \
$(LATEX) '\nonstopmode \input preview.drv'
+
+clean::
+ @rm -f etc/*.elc