- check s_ann for null before use.

Changed files:
    gcc-pr22171.patch -> 1.1

diff --git a/gcc-pr22171.patch b/gcc-pr22171.patch
new file mode 100644 (file)
index 0000000..a940d88
--- /dev/null
+++ b/gcc-pr22171.patch
@@ -0,0 +1,11 @@
+--- gcc-4.1-20050624_1105/gcc/tree-ssa-operands.c.orig 2005-06-24 11:01:40.000000000 +0200
++++ gcc-4.1-20050624_1105/gcc/tree-ssa-operands.c      2005-06-24 15:35:28.000000000 +0200
+@@ -1347,7 +1347,7 @@
+       
+       if (code == COMPONENT_REF)
+         {
+-          if (TREE_THIS_VOLATILE (TREE_OPERAND (expr, 1)))
++          if (s_ann && TREE_THIS_VOLATILE (TREE_OPERAND (expr, 1)))
+             s_ann->has_volatile_ops = true; 
+           get_expr_operands (stmt, &TREE_OPERAND (expr, 2), opf_none);
+         }