code: drawterm

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force Chan pointer in namec() to volatile to fix miscompilation on arm64 (thanks oPless)

--- a/kern/chan.c

+++ b/kern/chan.c

@@ -1150,7 +1150,7 @@

 namec(char *aname, int amode, int omode, ulong perm)

 {

 	int len, n, t, nomount;

-	Chan *c;

+	Chan *volatile c;

 	Chan *volatile cnew;

 	Path *volatile path;

 	Elemlist e;