In gcc/objc/: 2010-11-22 Nicola Pero <nicola.pero@meta-innovation.com>

In gcc/objc/:
2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/41108
        * objc-act.c (objc_generate_write_barrier): Added assert to make sure
        this function is only called with the next runtime.

From-SVN: r167054

diff --git a/gcc/objc/ChangeLog b/gcc/objc/ChangeLog
index e913290..5f8d844 100644 (file)
--- a/gcc/objc/ChangeLog
+++ b/gcc/objc/ChangeLog
@@ -1,3 +1,9 @@
+2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+       PR objc/41108
+       * objc-act.c (objc_generate_write_barrier): Added assert to make sure
+       this function is only called with the next runtime.
+
 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
 
        PR c/46547

diff --git a/gcc/objc/objc-act.c b/gcc/objc/objc-act.c
index 7f8a7ab..efd4909 100644 (file)
--- a/gcc/objc/objc-act.c
+++ b/gcc/objc/objc-act.c
@@ -4655,6 +4655,10 @@ objc_generate_write_barrier (tree lhs, enum tree_code modifycode, tree rhs)
   tree result = NULL_TREE, outer;
   int strong_cast_p = 0, outer_gc_p = 0, indirect_p = 0;
 
+  /* This function is currently only used with the next runtime with
+     garbage collection enabled (-fobjc-gc).  */
+  gcc_assert (flag_next_runtime);
+
   /* See if we have any lhs casts, and strip them out.  NB: The lvalue casts
      will have been transformed to the form '*(type *)&expr'.  */
   if (TREE_CODE (lhs) == INDIRECT_REF)