re PR middle-end/33333 (ICE with #pragma omp parallel for in try/catch statement)

	PR middle-end/33333
	* gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.

	* g++.dg/gomp/pr33333.C: New test.

From-SVN: r131820

gcc/ChangeLog

+2008-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/33333
+	* gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
+
 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
 
 	* ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):

gcc/gimplify.c

@@ -5330,6 +5330,10 @@ gimplify_omp_for (tree *expr_p, tree *pre_p)
   else
     var = decl;
 
+  /* If OMP_FOR is re-gimplified, ensure all variables in pre-body
+     are noticed.  */
+  gimplify_stmt (&OMP_FOR_PRE_BODY (for_stmt));
+
   ret |= gimplify_expr (&GENERIC_TREE_OPERAND (t, 1),
 			&OMP_FOR_PRE_BODY (for_stmt),
 			NULL, is_gimple_val, fb_rvalue);

gcc/testsuite/ChangeLog

 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
 
+	PR middle-end/33333
+	* g++.dg/gomp/pr33333.C: New test.
+
 	PR preprocessor/34692
 	* gcc.dg/cpp/pr34692.c: New test.
 	* gcc.dg/gomp/pr34692.c: New test.

gcc/testsuite/g++.dg/gomp/pr33333.C

+// PR middle-end/33333
+// { dg-do compile }
+
+struct A
+{
+  int n;
+  void foo ();
+};
+
+void
+A::foo ()
+{
+  try
+  {
+    #pragma omp parallel for
+      for (int i = 0; i < n; ++i)
+	;
+  } catch (...) {}
+}