The Malformed UTF-8 Heisenbug seen by Merijn and NickC

I got it in Tru64 + ithreads but only without -g, took
some debugging by printf (which was no fun either since
adding some debug printfs hid the error)

p4raw-id: //depot/perl@14511

1 files changed, 1 insertions, 1 deletions

diff --git a/regexec.c b/regexec.c
index 65129866f3..70d401dd63 100644
--- a/regexec.c
+++ b/regexec.c
@@ -1043,7 +1043,7 @@ S_find_byclass(pTHX_ regexp * prog, regnode *c, char *s, char *strend, char *sta
 			     if ( f != c
 				  && (f == c1 || f == c2)
 				  && (ln == foldlen ||
-				      !ibcmp_utf8((char *)foldbuf,
+				      !ibcmp_utf8((char *) foldbuf,
 						  (char **)0, foldlen, do_utf8,
 						  m,
 						  (char **)0, ln,      UTF))