pad.c: Improve intro_my docs

diff --git a/pad.c b/pad.c
index 032f8f5..16aba15 100644 (file)
--- a/pad.c
+++ b/pad.c
@@ -1444,7 +1444,9 @@ Perl_pad_block_start(pTHX_ int full)
 /*
 =for apidoc m|U32|intro_my
 
-"Introduce" my variables to visible status.
+"Introduce" my variables to visible status.  This is called during parsing
+at the end of each statement to make lexical variables visible to
+subsequent statements.
 
 =cut
 */