Merged revisions 84076 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r84076 | antoine.pitrou | 2010-08-15 20:07:50 +0200 (dim., 15 août 2010) | 4 lines

  Fix other warnings under 64-bit Windows.
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diff --git a/Modules/binascii.c b/Modules/binascii.c
index e5418a4..648088b 100644
--- a/Modules/binascii.c
+++ b/Modules/binascii.c
@@ -653,7 +653,7 @@
                 /* More than 3 in a row. Output RLE. */
                 *out_data++ = ch;
                 *out_data++ = RUNCHAR;
-                *out_data++ = inend-in;
+                *out_data++ = (unsigned char) inend-in;
                 in = inend-1;
             } else {
                 /* Less than 3. Output the byte itself */