Workaround egcs-20000131 c++ compiler bug

[Martin Buchholz]

2000-02-02  Martin Buchholz  <martin@xemacs.org>

	* minibuf.c (echo_area_append): Workaround egcs-20000131 c++ compiler bug

Index: minibuf.c
===================================================================
RCS file: /usr/CVSroot/XEmacs/xemacs/src/minibuf.c,v
retrieving revision 1.9.2.4
diff -u -r1.9.2.4 minibuf.c
--- minibuf.c	2000/01/27 04:39:51	1.9.2.4
+++ minibuf.c	2000/02/03 05:45:16
@@ -710,6 +710,12 @@
   Lisp_Object obj;
   struct gcpro gcpro1;
   Lisp_Object frame;
+
+  /* There is an inlining bug in egcs-20000131 c++ that can be worked
+     around as follows:  */
+#if defined (__GNUC__) && defined (__cplusplus)
+  alloca (4);
+#endif
 
   /* some callers pass in a null string as a way of clearing the echo area.
      check for length == 0 now; if this case, neither nonreloc nor reloc