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authorKarl Williamson <khw@cpan.org>2020-03-09 17:29:22 -0600
committerKarl Williamson <khw@cpan.org>2020-03-11 09:00:04 -0600
commitec834f46e02921c1deab4bea425e40a9941a85b0 (patch)
tree82318661b4c2459521f9f037f35f9cd5d224be0c /cop.h
parentb1a91f306fb94c677de276c489b16fb5c5664544 (diff)
downloadperl-ec834f46e02921c1deab4bea425e40a9941a85b0.tar.gz
cop.h: Add comment
Diffstat (limited to 'cop.h')
-rw-r--r--cop.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/cop.h b/cop.h
index 8a91620c9c..75654b83c8 100644
--- a/cop.h
+++ b/cop.h
@@ -1016,6 +1016,8 @@ L<perlcall>.
/* Support for switching (stack and block) contexts.
* This ensures magic doesn't invalidate local stack and cx pointers.
+ * Which one to use (or add) is mostly, but not completely arbitrary: See
+ * http://nntp.perl.org/group/perl.perl5.porters/257169
*/
#define PERLSI_UNKNOWN -1