Commit 9a1b1a0c authored by Joachim Breitner's avatar Joachim Breitner

Simon’s notes: Refer mailing list about binary-tree

parent 3ac6f2db
......@@ -384,3 +384,15 @@ which leads to numerous file opens/closes. Allocations will rise with
the new I/O subsystem in 5.02 because the I/O buffer will be
re-allocated on the heap for each open, whereas previously it would be
allocated on the C heap and therefore not show up in the stats.
---------------------------------------
Shootout suite
---------------------------------------
binary-tree
~~~~~~~~~~~
In May 2016, a series of seemingly unrelated commits changed the runtime
performance of this up and down by ~3%. Maybe a performance cliff. Mailinglist
thread:
https://mail.haskell.org/pipermail/ghc-devs/2017-March/013886.html
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