re PR middle-end/38676 (ICE during regimplification of GIMPLE_SWITCH)

	PR middle-end/38676
	* gimplify.c (gimple_regimplify_operands): For GIMPLE_SWITCH
	only regimplify switch index.

	* gcc.dg/gomp/pr38676.c: New test.

From-SVN: r142970

gcc/ChangeLog

+2008-12-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/38676
+	* gimplify.c (gimple_regimplify_operands): For GIMPLE_SWITCH
+	only regimplify switch index.
+
 2008-12-30  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/38645

gcc/gimplify.c

@@ -7380,6 +7380,10 @@ gimple_regimplify_operands (gimple stmt, gimple_stmt_iterator *gsi_p)
       gimplify_expr (gimple_cond_rhs_ptr (stmt), &pre, NULL,
 		     is_gimple_val, fb_rvalue);
       break;
+    case GIMPLE_SWITCH:
+      gimplify_expr (gimple_switch_index_ptr (stmt), &pre, NULL,
+		     is_gimple_val, fb_rvalue);
+      break;
     case GIMPLE_OMP_ATOMIC_LOAD:
       gimplify_expr (gimple_omp_atomic_load_rhs_ptr (stmt), &pre, NULL,
 		     is_gimple_val, fb_rvalue);

gcc/testsuite/ChangeLog

+2008-12-31  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/38676
+	* gcc.dg/gomp/pr38676.c: New test.
+
 2008-12-30  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/38645

gcc/testsuite/gcc.dg/gomp/pr38676.c

+/* PR middle-end/38676 */
+/* { dg-do compile } */
+/* { dg-options "-fopenmp" } */
+
+int
+main ()
+{
+  int bar, foo = 1;
+#pragma omp parallel for shared(foo)
+  for (bar = 0; bar < 3; bar++)
+    {
+      switch (foo)
+	{
+	case 1:
+	  break;
+	}
+    }
+  return 0;
+}