From 2d2e5e479d64d084abfeeb4bef8b1e3597d93fb5 Mon Sep 17 00:00:00 2001
From: Marco Bodrato <bodrato@mail.dm.unipi.it>
Date: Sun, 25 Oct 2020 17:20:15 +0100
Subject: mini-mpq.c (mpq_out_str): Return 0 when base is out of range.

---
 mini-gmp/mini-mpq.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'mini-gmp')

diff --git a/mini-gmp/mini-mpq.c b/mini-gmp/mini-mpq.c
index fb0010653..8c3de9a24 100644
--- a/mini-gmp/mini-mpq.c
+++ b/mini-gmp/mini-mpq.c
@@ -515,6 +515,8 @@ mpq_out_str (FILE *stream, int base, const mpq_t x)
   void (*gmp_free_func) (void *, size_t);
 
   str = mpq_get_str (NULL, base, x);
+  if (!str)
+    return 0;
   len = strlen (str);
   n = fwrite (str, 1, len, stream);
   mp_get_memory_functions (NULL, NULL, &gmp_free_func);
-- 
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