re PR middle-end/42029 (ICE with complex data type and openmp for reduction clause)

	PR middle-end/42029
	* gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
	tmp_load if needed.

	* libgomp.c/pr42029.c: New test.

From-SVN: r154161

gcc/ChangeLog

+2009-11-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/42029
+	* gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
+	tmp_load if needed.
+
 2009-11-13  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/41900
-	(*call_pop_1, *call_1, *call_value_pop_1, *call_value_1): Use "lsm"
-	as operand 1 constraint.
+	* config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
+	*call_value_1): Use "lsm" as operand 1 constraint.
 	* config/i386/predicates.md (call_insn_operand): Depend on
 	index_register_operand to avoid %esp register.
 

gcc/gimplify.c

@@ -6231,6 +6231,8 @@ gimplify_omp_atomic (tree *expr_p, gimple_seq *pre_p)
   tree tmp_load;
 
    tmp_load = create_tmp_var (type, NULL);
+   if (TREE_CODE (type) == COMPLEX_TYPE || TREE_CODE (type) == VECTOR_TYPE)
+     DECL_GIMPLE_REG_P (tmp_load) = 1;
    if (goa_stabilize_expr (&rhs, pre_p, addr, tmp_load) < 0)
      return GS_ERROR;
 

libgomp/ChangeLog

+2009-11-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/42029
+	* libgomp.c/pr42029.c: New test.
+
 2009-10-26  Jakub Jelinek  <jakub@redhat.com>
 
 	* acinclude.m4 (LIBGOMP_CHECK_LINKER_FEATURES): Avoid using too many

libgomp/testsuite/libgomp.c/pr42029.c

+/* PR middle-end/42029 */
+/* { dg-do run } */
+
+extern void abort (void);
+
+int
+main ()
+{
+  int i;
+  _Complex int c = 0;
+
+#pragma omp parallel for private(i) reduction(+:c)
+  for (i = 0; i < 8; ++i)
+    c += 1;
+
+  if (c != 8)
+    abort ();
+  return 0;
+}