2009-01-20 Sebastian Pop <sebastian.pop@amd.com>

	* graphite.c (stmt_simple_for_scop_p): Also handle cases when
	gimple_call_lhs is NULL.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@143517 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 10 insertions, 7 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 20215dcfad0..4faf8450abe 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite.c (stmt_simple_for_scop_p): Also handle cases when
+	gimple_call_lhs is NULL.
+
 2008-01-20  Paolo Bonzini  <bonzini@gnu.org>
 
 	PR target/38868
diff --git a/gcc/graphite.c b/gcc/graphite.c
index 5377d724b9b..f169f725290 100644
--- a/gcc/graphite.c
+++ b/gcc/graphite.c
@@ -1040,14 +1040,12 @@ stmt_simple_for_scop_p (basic_block scop_entry, gimple stmt)
 	size_t n = gimple_call_num_args (stmt);
 	tree lhs = gimple_call_lhs (stmt);
 
-	for (i = 0; i < n; i++)
-	  {
-	    tree arg = gimple_call_arg (stmt, i);
+	if (lhs && !is_simple_operand (loop, stmt, lhs))
+	  return false;
 
-	    if (!(is_simple_operand (loop, stmt, lhs)
-		  && is_simple_operand (loop, stmt, arg)))
-	      return false;
-	  }
+	for (i = 0; i < n; i++)
+	  if (!is_simple_operand (loop, stmt, gimple_call_arg (stmt, i)))
+	    return false;
 
 	return true;
       }