From 348d4dd6806dcf081260ade7ad6f2131c927dc29 Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Tue, 1 Jun 1993 03:33:40 +0000
Subject: [PATCH] (float_to_string): Skip `-' like digits when ensuring result
 looks like a float.

---
 src/print.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/print.c b/src/print.c
index 381f43b4693..6075ea22210 100644
--- a/src/print.c
+++ b/src/print.c
@@ -653,7 +653,7 @@ float_to_string (buf, data)
   /* Make sure there is a decimal point with digit after, or an exponent,
      so that the value is readable as a float.  */
   for (cp = buf; *cp; cp++)
-    if (*cp < '0' || *cp > '9')
+    if ((*cp < '0' || *cp > '9') && *cp != '-')
       break;
 
   if (*cp == '.' && cp[1] == 0)
-- 
2.30.2