From 938806c876c2a640413ec5b462a59c42d7c55cd7 Mon Sep 17 00:00:00 2001 From: Andrzej Krzemienski Date: Wed, 22 Jun 2022 22:56:45 +0200 Subject: [PATCH] relnotes: info about breaking change --- doc/91_relnotes.qbk | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/doc/91_relnotes.qbk b/doc/91_relnotes.qbk index 8db03b0..e63e299 100644 --- a/doc/91_relnotes.qbk +++ b/doc/91_relnotes.qbk @@ -13,7 +13,7 @@ [heading Boost Release 1.80] -* Added specializations for `std::hash>`. This fixes [@https://github.com/boostorg/optional/issues/55 issue #55]. +* [*Breaking change:] Added specializations for `std::hash>`. This fixes [@https://github.com/boostorg/optional/issues/55 issue #55]. You may get compiler errors when your program provides specializations for `std::hash>`. If this happens, define macro `BOOST_OPTIONAL_CONFIG_DO_NOT_SPECIALIZE_STD_HASH` to suppress the specializations of `std::hash` in this library. [heading Boost Release 1.79]