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authorTamar Christina <tamar@zhox.com>2019-06-01 11:20:39 +0100
committerMarge Bot <ben+marge-bot@smart-cactus.org>2020-06-14 09:07:44 -0400
commitc0e6dee99242eff08420176a36d77b715972f1f2 (patch)
tree4899be6a2dc500f79b9f67300362ba8a702a6b7a /docs
parenta31218f7737a65b6333ec7905e88dc094703f025 (diff)
downloadhaskell-c0e6dee99242eff08420176a36d77b715972f1f2.tar.gz
winio: Add Atomic Exchange PrimOp and implement Atomic Ptr exchanges.
The initial version was rewritten by Tamar Christina. It was rewritten in large parts by Andreas Klebinger. Co-authored-by: Andreas Klebinger <klebinger.andreas@gmx.at>
Diffstat (limited to 'docs')
-rw-r--r--docs/users_guide/8.12.1-notes.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/users_guide/8.12.1-notes.rst b/docs/users_guide/8.12.1-notes.rst
index bc8450417f..0117b537d9 100644
--- a/docs/users_guide/8.12.1-notes.rst
+++ b/docs/users_guide/8.12.1-notes.rst
@@ -244,6 +244,12 @@ Arrow notation
Build system
~~~~~~~~~~~~
+Bootstrapping requirements
+--------------------------
+
+- GHC now requires a C compiler which supports
+ ``__atomic_op_n`` builtins. This raises the requirement for GCC to 4.7.
+
Included libraries
------------------