From c6193d0b53474d4af00621c9d4b5777a745b8d6b Mon Sep 17 00:00:00 2001
From: sam <sam@55e467fa-43c5-0310-a8a2-de718669efc6>
Date: Thu, 2 Mar 2006 21:17:23 +0000
Subject: [PATCH]   * src/cont.c: marked as volatile variables that we don't
 want optimised     away.

git-svn-id: svn://svn.zoy.org/elk/trunk@262 55e467fa-43c5-0310-a8a2-de718669efc6
---
 src/cont.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/cont.c b/src/cont.c
index 9a30775..6f3f1e9 100644
--- a/src/cont.c
+++ b/src/cont.c
@@ -113,14 +113,14 @@ int Check_Stack_Grows_Down () {
  * (the stack grows upwards on HP-PA based machines and Pyramids).
  */
 unsigned int Stack_Size () {
-    char foo;
-    char *pfoo;
+    volatile char foo;
+    char *pfoo = &foo;
 
     return Stack_Grows_Down ? stkbase-pfoo : pfoo-stkbase;
 }
 
 void Grow_Stack (struct S_Control *cp, Object val) {
-    char buf[100];
+    volatile char buf[100];
 
     /* Prevent the optimizer from optimizing buf away:
      */
@@ -133,7 +133,7 @@ void Jump_Cont (struct S_Control *cp, Object val) {
     static struct S_Control *p;
     static char *from, *to;      /* Must not be allocated on stack */
     static int i;                /* Ditto */
-    char foo;
+    volatile char foo;
 
     /* Reinstall the saved stack contents; take stack direction
      * into account.  cp must be put into a static variable, as