(print_object): Escape a symbol like "2E10" too.

src/ChangeLog

@@ -1,3 +1,7 @@
+2009-10-15  Kenichi Handa  <handa@m17n.org>
+
+	* print.c (print_object): Escape a symbol like "2E10" too.
+
 2009-10-11  Adrian Robert  <Adrian.B.Robert@gmail.com>
 	Cleanups and changes for 64-bit compile under Snow Leopard.  Based
 	on suggestions by Erik Charlebois.

src/print.c

@@ -1753,7 +1753,7 @@ print_object (obj, printcharfun, escapeflag)
 	  {
 	    while (p != end && ((*p >= '0' && *p <= '9')
 				/* Needed for \2e10.  */
-				|| *p == 'e'))
+				|| *p == 'e' || *p == 'E'))
 	      p++;
 	    confusing = (end == p);
 	  }