2010-04-30 Richard Guenther <rguenther@suse.de>

[pf3gnuchains/gcc-fork.git] / gcc / tree-ssa-structalias.c

diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index 08d3fa7..928dc04 100644 (file)
--- a/gcc/tree-ssa-structalias.c
+++ b/gcc/tree-ssa-structalias.c
@@ -3285,8 +3285,10 @@ get_constraint_for_1 (tree t, VEC (ce_s, heap) **results, bool address_p)
       && ((TREE_CODE (t) == INTEGER_CST
           && integer_zerop (t))
          /* The only valid CONSTRUCTORs in gimple with pointer typed
-            elements are zero-initializer.  */
-         || TREE_CODE (t) == CONSTRUCTOR))
+            elements are zero-initializer.  But in IPA mode we also
+            process global initializers, so verify at least.  */
+         || (TREE_CODE (t) == CONSTRUCTOR
+             && CONSTRUCTOR_NELTS (t) == 0)))
     {
       temp.var = nothing_id;
       temp.type = ADDRESSOF;