From f3c2916e1ac6b3c1f949074e49b9b8dbbcb36937 Mon Sep 17 00:00:00 2001
From: Cary R <cygcary@yahoo.com>
Date: Wed, 10 Dec 2008 18:16:17 -0800
Subject: [PATCH] Make a copy of the local include directory so that it doesn't
 get lost.

Some compilers when optimizing can overwrite the path before it is
read so make a copy of the local include directory and free it when
we are done.
---
 ivlpp/lexor.lex | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/ivlpp/lexor.lex b/ivlpp/lexor.lex
index d0a086e2e..58f0f9c82 100644
--- a/ivlpp/lexor.lex
+++ b/ivlpp/lexor.lex
@@ -1463,12 +1463,7 @@ static void do_include()
         else
         {
             *cp = '\0';
-
-            /* We do not need a strdup here since the path is read before
-             * it is overridden. If the search order is changed add a
-             * strdup here and a free below.
-             */
-            include_dir[0] = path;
+            include_dir[0] = strdup(path);
         }
 
         for (idx = start ;  idx < include_cnt ;  idx += 1)
@@ -1491,6 +1486,7 @@ static void do_include()
                                     code_that_switches_buffers:
 
     /* Clear the current files path from the search list. */
+    free(include_dir[0]);
     include_dir[0] = 0;
 
     if(depend_file)