re PR c++/58635 ([c++11] ICE with __transaction_atomic and noexcept(false))

	PR c++/58635
cp/
	* semantics.c (finish_return_stmt): Return error_mark_node
	when error_operand_p of the expr is true.
	(build_transaction_expr): Check for EXPR_P before setting the
	expr location.
testsuite/
	* g++.dg/tm/pr58635-1.C: New test.
	* g++.dg/tm/pr58635-2.C: New test.

From-SVN: r203323

gcc/cp/ChangeLog

+2013-10-09  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/58635
+	* semantics.c (finish_return_stmt): Return error_mark_node
+	when error_operand_p of the expr is true.
+	(build_transaction_expr): Check for EXPR_P before setting the
+	expr location.
+
 2013-10-08  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/58568

gcc/cp/semantics.c

@@ -787,7 +787,8 @@ finish_return_stmt (tree expr)
 
   expr = check_return_expr (expr, &no_warning);
 
-  if (flag_openmp && !check_omp_return ())
+  if (error_operand_p (expr)
+      || (flag_openmp && !check_omp_return ()))
     return error_mark_node;
   if (!processing_template_decl)
     {
@@ -5221,7 +5222,8 @@ build_transaction_expr (location_t loc, tree expr, int flags, tree noex)
   if (noex)
     {
       expr = build_must_not_throw_expr (expr, noex);
-      SET_EXPR_LOCATION (expr, loc);
+      if (EXPR_P (expr))
+	SET_EXPR_LOCATION (expr, loc);
       TREE_SIDE_EFFECTS (expr) = 1;
     }
   ret = build1 (TRANSACTION_EXPR, TREE_TYPE (expr), expr);

gcc/testsuite/ChangeLog

+2013-10-09  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/58635
+	* g++.dg/tm/pr58635-1.C: New test.
+	* g++.dg/tm/pr58635-2.C: New test.
+
 2013-10-09  Jakub Jelinek  <jakub@redhat.com>
 
 	* gcc.dg/vect/bb-slp-31.c: Add cleanup-tree-dump.

gcc/testsuite/g++.dg/tm/pr58635-1.C

+// { dg-do compile }
+// { dg-options "-std=c++11 -fgnu-tm" }
+
+int
+foo (void)
+{
+  return __transaction_atomic noexcept(false) (false);
+}
+
+int
+bar (int i)
+{
+  return __transaction_atomic noexcept(false) (i);
+}

gcc/testsuite/g++.dg/tm/pr58635-2.C

+// { dg-do compile }
+// { dg-options "-std=c++11 -fgnu-tm" }
+
+int
+foo (void)
+{
+  return __transaction_atomic noexcept(false) (x); // { dg-error "was not declared in this scope" }
+}