From 1c71a8e78e37d8605e009d623a5281ab4b509350 Mon Sep 17 00:00:00 2001 From: Nat Goodspeed Date: Wed, 15 Nov 2023 11:10:42 -0500 Subject: SL-20546: Even with C++17 CTAD, makeClassicCallback() still useful. --- indra/llcommon/classic_callback.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/indra/llcommon/classic_callback.h b/indra/llcommon/classic_callback.h index 1ad6dbc58f..009c25d67c 100644 --- a/indra/llcommon/classic_callback.h +++ b/indra/llcommon/classic_callback.h @@ -119,11 +119,11 @@ public: * ClassicCallback must not itself be copied or moved! Once you've passed * get_userdata() to some API, this object MUST remain at that address. */ - // However, we can't yet count on C++17 Class Template Argument Deduction, - // which means makeClassicCallback() is still useful, which means we MUST - // be able to return one to construct into caller's instance (move ctor). - // Possible defense: bool 'referenced' data member set by get_userdata(), - // with an llassert_always(! referenced) check in the move constructor. + // However, makeClassicCallback() is useful for deducing the CALLABLE + // type, which means we MUST be able to return one to construct into + // caller's instance (move ctor). Possible defense: bool 'referenced' data + // member set by get_userdata(), with an llassert_always(! referenced) + // check in the move constructor. ClassicCallback(ClassicCallback const&) = delete; ClassicCallback(ClassicCallback&&) = default; // delete; ClassicCallback& operator=(ClassicCallback const&) = delete; -- cgit v1.2.3