From f0dfbf0c3999e44ef7b6704e6584aa2a5d43f2d8 Mon Sep 17 00:00:00 2001
From: TEC <git@tecosaur.net>
Date: Sun, 25 Dec 2022 00:59:21 +0800
Subject: [PATCH] ox-latex: Erase compile buffer at the start

* lisp/ox-latex.el (org-latex-compile): Before running the compile
command, erase the log buffer to ensure that stale/old logging is
cleared.
---
 lisp/ox-latex.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lisp/ox-latex.el b/lisp/ox-latex.el
index 156940703..dc2062df5 100644
--- a/lisp/ox-latex.el
+++ b/lisp/ox-latex.el
@@ -4301,6 +4301,8 @@ produced."
          (outfile (org-compile-file texfile process "pdf"
 				    (format "See %S for details" log-buf-name)
 				    log-buf spec)))
+    (with-current-buffer log-buf
+      (erase-buffer))
     (org-latex-compile--postprocess outfile log-buf snippet)
     ;; Return output file name.
     outfile))