From 8080401ab00aea30a1df70e36b55d3ff745d00c8 Mon Sep 17 00:00:00 2001
From: Michael Matz <matz@suse.de>
Date: Wed, 18 May 2016 20:30:09 +0200
Subject: [PATCH] tccpp: free defines also with PP_BENCH

When benchmarking preprocessing of multiple files we need to
free the defines like when not benchmarking.
---
 tccpp.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tccpp.c b/tccpp.c
index d2b8e96..ebbd051 100644
--- a/tccpp.c
+++ b/tccpp.c
@@ -3709,7 +3709,9 @@ ST_FUNC int tcc_preprocess(TCCState *s1)
 
 #ifdef PP_BENCH
     /* for PP benchmarks */
-    do next(); while (tok != TOK_EOF); return 0;
+    do next(); while (tok != TOK_EOF);
+    free_defines(define_start);
+    return 0;
 #endif
 
     if (s1->dflag & 1) {