re PR tree-optimization/35429 (ICE with complex arithmetic)

2008-03-27  Andrew Pinski  <pinskia@gmail.com>

        PR middle-end/35429
        * fold-const.c (fold_truthop): Check for integeral types when folding
        a == 0 && b == 0 and a != 0 || b != 0 .

2008-03-27  Andrew Pinski  <pinskia@gmail.com>

        PR middle-end/35429
        * gcc.c-torture/compile/complex-5.c: New test.

From-SVN: r133631

gcc/ChangeLog

+2008-03-27  Andrew Pinski  <pinskia@gmail.com>
+
+	PR middle-end/35429
+	* fold-const.c (fold_truthop): Check for integeral types when folding
+	a == 0 && b == 0 and a != 0 || b != 0 .
+
 2008-03-26  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.

gcc/fold-const.c

@@ -5357,7 +5357,8 @@ fold_truthop (enum tree_code code, tree truth_type, tree lhs, tree rhs)
       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 truth_type, tree lhs, tree rhs)
       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),

gcc/testsuite/ChangeLog

+2008-03-27  Andrew Pinski  <pinskia@gmail.com>
+
+	PR middle-end/35429
+	* gcc.c-torture/compile/complex-5.c: New test.
+
 2008-03-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* gcc.dg/uninit-16.c (decode_reloc): Mark static.

gcc/testsuite/gcc.c-torture/compile/complex-5.c

+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;
+}