2010-08-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>

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

diff --git a/gcc/tree-ssa-reassoc.c b/gcc/tree-ssa-reassoc.c
index fd0a6d8..f2264b6 100644 (file)
--- a/gcc/tree-ssa-reassoc.c
+++ b/gcc/tree-ssa-reassoc.c
@@ -1314,9 +1314,14 @@ eliminate_redundant_comparison (enum tree_code opcode,
          enum tree_code subcode;
          tree newop1;
          tree newop2;
+         gcc_assert (COMPARISON_CLASS_P (t));
          tmpvar = create_tmp_var (TREE_TYPE (t), NULL);
          add_referenced_var (tmpvar);
          extract_ops_from_tree (t, &subcode, &newop1, &newop2);
+         STRIP_USELESS_TYPE_CONVERSION (newop1);
+         STRIP_USELESS_TYPE_CONVERSION (newop2);
+         gcc_checking_assert (is_gimple_val (newop1)
+                              && is_gimple_val (newop2));
          sum = build_and_add_sum (tmpvar, newop1, newop2, subcode);
          curr->op = gimple_get_lhs (sum);
        }