quench a compiler warning.
p4raw-link: @9012 on //depot/maint-5.6/perl:
8cbd449d930e1c59a4de92147cce022b8fa8f4a4
p4raw-id: //depot/perl@9020
p4raw-integrated: from //depot/maint-5.6/perl@9012 'merge in' toke.c
(@9010..)
char *e = d++;
while (e-- > c)
*(e + 1) = *e;
- *c = 0xff;
+ *c = (char)0xff;
/* mark the range as done, and continue */
dorange = FALSE;
didrange = TRUE;