From 41785a0bf9d505a3647a10ddc330417f52fd4528 Mon Sep 17 00:00:00 2001
From: seyko <seyko2@gmail.com>
Date: Sun, 3 Apr 2016 11:42:15 +0300
Subject: -fnormalize-inc-dirs

    remove non-existent or duplicate directories from include paths
    if -fnormalize-inc-dirs is specified. This will help
    to compile current coreutils package
---
 tccpp.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'tccpp.c')

diff --git a/tccpp.c b/tccpp.c
index 1803fe3..64c4919 100644
--- a/tccpp.c
+++ b/tccpp.c
@@ -1663,6 +1663,7 @@ ST_FUNC void preprocess(int is_bof)
                 /* search in all the include paths */
                 int j = i - 2, k = j - s1->nb_include_paths;
                 path = k < 0 ? s1->include_paths[j] : s1->sysinclude_paths[k];
+                if (path == 0) continue;
                 pstrcpy(buf1, sizeof(buf1), path);
                 pstrcat(buf1, sizeof(buf1), "/");
             }
-- 
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