diff --git a/module/language/c99/compiler.mes b/module/language/c99/compiler.mes
index 54eb31c5..28a4a80c 100644
--- a/module/language/c99/compiler.mes
+++ b/module/language/c99/compiler.mes
@@ -805,7 +805,8 @@ _)))))
                           (list (lambda (f g ta t d)
                                   (i386:push-base)))
                           (.text accu)
-                          (i386:pop-accu)
+                          (list (lambda (f g ta t d)
+                                  (i386:pop-base)))
                           (list (lambda (f g ta t d)
                                   (i386:sub-base)))))))
 
@@ -1619,7 +1620,8 @@ _)))))
                           (list (lambda (f g ta t d)
                                   (i386:push-base)))
                           (.text accu)
-                          (i386:pop-accu)
+                          (list (lambda (f g ta t d)
+                                  (i386:pop-base)))
                           (list (lambda (f g ta t d)
                                   (i386:sub-base)))))))
 
@@ -1680,6 +1682,8 @@ _)))))
                           (list (lambda (f g ta t d)
                                   (i386:push-base)))
                           (.text accu)
+                          (list (lambda (f g ta t d)
+                                  (i386:pop-base)))
                           (list (lambda (f g ta t d)
                                   (i386:base-sub)))))))
 
@@ -1693,6 +1697,8 @@ _)))))
                           (list (lambda (f g ta t d)
                                   (i386:push-base)))
                           (.text accu)
+                          (list (lambda (f g ta t d)
+                                  (i386:pop-base)))
                           (list (lambda (f g ta t d)
                                   (i386:base-sub)))))))
 
diff --git a/scaffold/t.c b/scaffold/t.c
index 67843c68..7b2d95e4 100644
--- a/scaffold/t.c
+++ b/scaffold/t.c
@@ -228,6 +228,13 @@ make_tmps_test (struct scm* cells)
 int
 struct_test ()
 {
+  g_cells[0].type = TNUMBER;
+  g_cells[1].type = TNUMBER;
+  puts ("t: TYPE (0) != TYPE (1)\n");
+  if (TYPE (0) == TYPE (1)) goto ok;
+  return 1;
+ ok:
+
   g_cells[0].car = 1;
   g_cells[1].car = 2;