Avoid conversion changing signedness

/home/gperciva/src/lilypond/flower/file-cookie.cc:45:50: error: implicit
      conversion changes signedness: 'int' to 'size_t' (aka 'unsigned long')
      [-Werror,-Wsign-conversion]
    return Memory_out_stream::writer (file, buf, i);
           ~~~~~~~~~~~~~~~~~                     ^

diff --git a/flower/file-cookie.cc b/flower/file-cookie.cc
index 90aa5c908d0906e320d61116f8525b52db0b484a..762acb1c065d210f92bc3ba0bf1c1087810f3a6c 100644 (file)
--- a/flower/file-cookie.cc
+++ b/flower/file-cookie.cc
@@ -39,10 +39,10 @@ extern "C" {
 
     static char buf[65536];
     int i = vsnprintf (buf, sizeof (buf), format, ap);
-    if (i == -1 || (unsigned) i > sizeof (buf))
+    if (i < 0 || (unsigned) i > sizeof (buf))
       assert (false);
     va_end (ap);
-    return Memory_out_stream::writer (file, buf, i);
+    return Memory_out_stream::writer (file, buf, (unsigned)i);
   }
 
   ssize_t