[Bug tree-optimization/35429] [4.1/4.2/4.3/4.4 regression] ICE with complex arithmetic

[pinskia at gcc dot gnu dot org]

------- Comment #2 from pinskia at gcc dot gnu dot org  2008-03-25 04:34 -------
Here is the patch which I am testing:
Index: fold-const.c
===================================================================
--- fold-const.c        (revision 133503)
+++ fold-const.c        (working copy)
@@ -5357,7 +5357,8 @@ fold_truthop (enum tree_code code, tree
       if (code == TRUTH_OR_EXPR
          && lcode == NE_EXPR && integer_zerop (lr_arg)
          && rcode == NE_EXPR && integer_zerop (rr_arg)
-         && TREE_TYPE (ll_arg) == TREE_TYPE (rl_arg))
+         && TREE_TYPE (ll_arg) == TREE_TYPE (rl_arg)
+         && INTEGRAL_TYPE_P (TREE_TYPE (ll_arg)))
        return build2 (NE_EXPR, truth_type,
                       build2 (BIT_IOR_EXPR, TREE_TYPE (ll_arg),
                               ll_arg, rl_arg),
@@ -5367,7 +5368,8 @@ fold_truthop (enum tree_code code, tree
       if (code == TRUTH_AND_EXPR
          && lcode == EQ_EXPR && integer_zerop (lr_arg)
          && rcode == EQ_EXPR && integer_zerop (rr_arg)
-         && TREE_TYPE (ll_arg) == TREE_TYPE (rl_arg))
+         && TREE_TYPE (ll_arg) == TREE_TYPE (rl_arg)
+         && INTEGRAL_TYPE_P (TREE_TYPE (ll_arg)))
        return build2 (EQ_EXPR, truth_type,
                       build2 (BIT_IOR_EXPR, TREE_TYPE (ll_arg),
                               ll_arg, rl_arg),
Index: testsuite/gcc.c-torture/compile/complex-5.c
===================================================================
--- testsuite/gcc.c-torture/compile/complex-5.c (revision 0)
+++ testsuite/gcc.c-torture/compile/complex-5.c (revision 0)
@@ -0,0 +1,9 @@
+int foo(__complex__ int z0, __complex__ int z1)
+{
+  return z0 != 0 || z1 != 0;
+}
+
+int foo1(__complex__ int z0, __complex__ int z1)
+{
+  return z0 == 0 && z1 == 0;
+}


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35429