From: Richard M. Stallman <rms@gnu.org>
Date: Wed, 26 May 1993 20:38:52 +0000 (+0000)
Subject: (r_alloc_sbrk): Declare already_available as long, not SIZE.
X-Git-Tag: archive/raspbian/1%29.2+1-2+rpi1^2~5^2~95924
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:///%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:/?a=commitdiff_plain;h=89ccd65a2415c2d718a8ca72b0f89e991fe0627d;p=emacs.git

(r_alloc_sbrk): Declare already_available as long, not SIZE.
---

diff --git a/src/ralloc.c b/src/ralloc.c
index a8ab0754268..b33e329753d 100644
--- a/src/ralloc.c
+++ b/src/ralloc.c
@@ -351,7 +351,10 @@ r_alloc_sbrk (size)
   /* This is the first address not currently available for the heap.  */
   POINTER top;
   /* Amount of empty space below that.  */
-  SIZE already_available;
+  /* It is not correct to use SIZE here, because that is usually unsigned.
+     ptrdiff_t would be okay, but is not always available.
+     `long' will work in all cases, in practice.  */
+  long already_available;
   POINTER ptr;
 
   if (! use_relocatable_buffers)