re PR c++/35747 (ICE with undefined variable in statement expression)

	PR c++/35747
	* semantics.c (finish_stmt_expr): Call pop_stmt_list even if the stmt
	expression is errorneous.

	* g++.dg/ext/stmtexpr13.C: New test.

From-SVN: r134567

gcc/cp/ChangeLog

+2008-04-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/35747
+	* semantics.c (finish_stmt_expr): Call pop_stmt_list even if the stmt
+	expression is errorneous.
+
 2008-04-21  Jason Merrill  <jason@redhat.com>
 
 	PR c++/35325

gcc/cp/semantics.c

@@ -1739,7 +1739,10 @@ finish_stmt_expr (tree stmt_expr, bool has_no_scope)
   tree result;
 
   if (error_operand_p (stmt_expr))
-    return error_mark_node;
+    {
+      pop_stmt_list (stmt_expr);
+      return error_mark_node;
+    }
 
   gcc_assert (TREE_CODE (stmt_expr) == STATEMENT_LIST);
 

gcc/testsuite/ChangeLog

+2008-04-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/35747
+	* g++.dg/ext/stmtexpr13.C: New test.
+
 2008-04-22  Ian Lance Taylor  <iant@google.com>
 
 	* gcc.c-torture/compile/20080419-1.c: New test.

gcc/testsuite/g++.dg/ext/stmtexpr13.C

+// PR c++/35747
+// { dg-do compile }
+// { dg-options "" }
+
+void
+foo ()
+{
+  ({ i; ({ i; }); 0; });	// { dg-error "was not declared" }
+}