From 604ad4d8ff971314f37440963f4ad8e6ea79aacc Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Tue, 1 Nov 2005 15:01:00 +0000
Subject: isdigit (Tom Miller)

---
 src/cmd/pic/picl.lx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/cmd/pic')

diff --git a/src/cmd/pic/picl.lx b/src/cmd/pic/picl.lx
index da29d246..45130f24 100644
--- a/src/cmd/pic/picl.lx
+++ b/src/cmd/pic/picl.lx
@@ -248,7 +248,7 @@ WS	[ \t]
 				pbstr(p->s_val.p);
 				dprintf("pushing back `%s'\n", p->s_val.p);
 			}
-		} else if (islower(yytext[0])) {
+		} else if (islower((unsigned char)yytext[0])) {
 			yylval.p = tostring(yytext);
 			return(VARNAME);
 		} else {
-- 
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