toke.c: Don't take the address of a register

I discovered after I pushed 858a358bdd94da8251cdb2210d9bec7c1bbe7464
that I had forgotten to 'git add' changes before committing.

1 files changed, 1 insertions, 1 deletions

diff --git a/toke.c b/toke.c
index 9e863dfeb2..a4a279fe07 100644
--- a/toke.c
+++ b/toke.c
@@ -8857,7 +8857,7 @@ STATIC char *
 S_scan_subst(pTHX_ char *start)
 {
     dVAR;
-    register char *s;
+    char *s;
     register PMOP *pm;
     I32 first_start;
     I32 es = 0;