* config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.

From-SVN: r29580

gcc/ChangeLog

+Wed Sep 22 19:59:19 1999  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+	* config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
+
 Wed Sep 22 19:56:25 1999  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
 
 	* config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn

gcc/config/c4x/c4x.c

@@ -156,6 +156,11 @@ c4x_add_gc_roots ()
 {
   ggc_add_rtx_root (&c4x_compare_op0, 1);
   ggc_add_rtx_root (&c4x_compare_op1, 1);
+  ggc_add_tree_root (&code_tree, 1);
+  ggc_add_tree_root (&data_tree, 1);
+  ggc_add_tree_root (&pure_tree, 1);
+  ggc_add_tree_root (&noreturn_tree, 1);
+  ggc_add_tree_root (&interrupt_tree, 1);
 }