Use av_top_index() instead of av_tindex()

I was never happy with this short form, and other people weren't either.
Now that most things are better expressed in terms of av_count, convert
the few remaining items that are clearer when referring to an index into
using the fully spelled out form

1 files changed, 1 insertions, 1 deletions

diff --git a/op.h b/op.h
index 3264aeb76c..d660c84cdf 100644
--- a/op.h
+++ b/op.h
@@ -816,7 +816,7 @@ preprocessing token; the type of C<arg> depends on C<which>.
     STMT_START { \
 	if (PL_blockhooks) { \
 	    SSize_t i; \
-	    for (i = av_tindex(PL_blockhooks); i >= 0; i--) { \
+	    for (i = av_top_index(PL_blockhooks); i >= 0; i--) { \
 		SV *sv = AvARRAY(PL_blockhooks)[i]; \
 		BHK *hk; \
 		\