From bea7dcde867123571cc33c98cba6d7fada90df69 Mon Sep 17 00:00:00 2001
From: wanjochan <wanjochan@gmail.com>
Date: Fri, 18 Sep 2020 06:57:56 +0800
Subject: [PATCH] check strlen(TCC_LIBTCC1) before tcc_add_support(s1,
 TCC_LIBTCC1)

---
 tccelf.c | 1 +
 tccpe.c  | 1 +
 2 files changed, 2 insertions(+)

diff --git a/tccelf.c b/tccelf.c
index eb6d78db..e2da08da 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -1457,6 +1457,7 @@ ST_FUNC void tcc_add_runtime(TCCState *s1)
                 tcc_add_btstub(s1);
         }
 #endif
+        if ( strlen ( TCC_LIBTCC1 ) > 0 )
         tcc_add_support(s1, TCC_LIBTCC1);
 #ifndef TCC_TARGET_MACHO
         /* add crt end if not memory output */
diff --git a/tccpe.c b/tccpe.c
index 9734f6e9..68796a4c 100644
--- a/tccpe.c
+++ b/tccpe.c
@@ -1923,6 +1923,7 @@ static void pe_add_runtime(TCCState *s1, struct pe_info *pe)
             "msvcrt", "kernel32", "", "user32", "gdi32", NULL
         };
         const char **pp, *p;
+        if ( strlen ( TCC_LIBTCC1 ) > 0 )
         tcc_add_support(s1, TCC_LIBTCC1);
         for (pp = libs; 0 != (p = *pp); ++pp) {
             if (*p)