remove some -Wsign-conversion warnings

This one expression was responsible for 4 compiler warnings, which are now dealt
with.

diff --git a/lib/cgraph/agerror.c b/lib/cgraph/agerror.c
index a0cbb7f656274b34fa49421346bc36a45a7dc0b7..b091ea763805edeccc376ef94ae4f76474911834 100644 (file)
--- a/lib/cgraph/agerror.c
+++ b/lib/cgraph/agerror.c
@@ -114,7 +114,7 @@ static int agerr_va(agerrlevel_t level, const char *fmt, va_list args)
 
     /* store this error level */
     agerrno = lvl;
-    agmaxerr = MAX(agmaxerr, agerrno);
+    agmaxerr = MAX(agmaxerr, (int)agerrno);
 
     /* We report all messages whose level is bigger than the user set agerrlevel
      * Setting agerrlevel to AGMAX turns off immediate error reporting.