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

diff --git a/gcc/tree-ssa-uncprop.c b/gcc/tree-ssa-uncprop.c
index 1efea61..96c08d3 100644 (file)
--- a/gcc/tree-ssa-uncprop.c
+++ b/gcc/tree-ssa-uncprop.c
@@ -53,7 +53,7 @@ struct edge_equivalency
    in the CFG.
 
    When complete, each edge that creates an equivalency will have an
-   EDGE_EQUIVALENCY structure hanging off the edge's AUX field. 
+   EDGE_EQUIVALENCY structure hanging off the edge's AUX field.
    The caller is responsible for freeing the AUX fields.  */
 
 static void
@@ -157,7 +157,7 @@ associate_equivalences_with_edges (void)
                  equivalency->rhs = op1;
                  if (code == EQ_EXPR)
                    true_edge->aux = equivalency;
-                 else 
+                 else
                    false_edge->aux = equivalency;
 
                }
@@ -358,7 +358,7 @@ record_equiv (tree value, tree equivalence)
      free (equiv_hash_elt);
 
   equiv_hash_elt = (struct equiv_hash_elt *) *slot;
-  
+
   VEC_safe_push (tree, heap, equiv_hash_elt->equivalences, equivalence);
 }
 
@@ -456,7 +456,7 @@ uncprop_into_successor_phis (basic_block bb)
 
       /* If there are no PHI nodes in this destination, then there is
         no sense in recording any equivalences.  */
-      if (!phis)
+      if (gimple_seq_empty_p (phis))
        continue;
 
       /* Record any equivalency associated with E.  */
@@ -585,7 +585,7 @@ gate_uncprop (void)
   return flag_tree_dom != 0;
 }
 
-struct gimple_opt_pass pass_uncprop = 
+struct gimple_opt_pass pass_uncprop =
 {
  {
   GIMPLE_PASS,