X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=link%2Fz80%2Flkrloc.c;h=e5bdd05a54728235ec9974d9a7f55f3ec9a8ba1b;hb=195ee3f3ee25ce2c5f2a59fbd2779c4cb80527c3;hp=0746dbbebefa4df0de7719734ea31505a169a2c3;hpb=67012d40979fd3584f926cfd9c200ffa4a16d338;p=fw%2Fsdcc

diff --git a/link/z80/lkrloc.c b/link/z80/lkrloc.c
index 0746dbbe..e5bdd05a 100644
--- a/link/z80/lkrloc.c
+++ b/link/z80/lkrloc.c
@@ -295,7 +295,7 @@ relr()
 #ifdef GAMEBOY
 	{
 		char *s = strrchr(a[aindex]->a_bap->a_id, '_');
-		if(s != NULL && isdigit(s[1]))
+		if(s != NULL && isdigit((unsigned char)s[1]))
 			current_rom_bank = atoi(s+1);
 		else
 			current_rom_bank = 0;