lexer: Fix memory leak when macro expands as empty.

[pspp] / src / libpspp / taint.c

diff --git a/src/libpspp/taint.c b/src/libpspp/taint.c
index 4c1cecb97cdbbdbcdd2302e91f2741e7a68a8bc2..abe21a3c90af3aa8a6d2839d528651b93e5545e1 100644 (file)
--- a/src/libpspp/taint.c
+++ b/src/libpspp/taint.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -16,15 +16,15 @@
 
 #include <config.h>
 
-#include <libpspp/taint.h>
+#include "libpspp/taint.h"
 
 #include <stddef.h>
 
-#include <libpspp/array.h>
-#include <libpspp/assertion.h>
-#include <libpspp/cast.h>
+#include "libpspp/array.h"
+#include "libpspp/assertion.h"
+#include "libpspp/cast.h"
 
-#include "xalloc.h"
+#include "gl/xalloc.h"
 
 /* This code maintains two invariants:
 
@@ -96,7 +96,7 @@ taint_clone (const struct taint *taint_)
 bool
 taint_destroy (struct taint *taint)
 {
-  if ( taint )
+  if (taint)
     {
       bool was_tainted = taint_is_tainted (taint);
       if (--taint->ref_cnt == 0)