Make foldr2 a bit more strict
authorDavid Feuer <David.Feuer@gmail.com>
Wed, 1 Oct 2014 13:02:33 +0000 (15:02 +0200)
committerJoachim Breitner <mail@joachim-breitner.de>
Wed, 1 Oct 2014 16:20:26 +0000 (18:20 +0200)
commit488e95b433d4f7568aa89622c729e64aa3b6520d
treef4dc22bb66024a31de33c5e588da4ebecbbf0999
parent864bed729eaee9531ada4ba1c869c676893f51bd
Make foldr2 a bit more strict

in order to make its RULES semantics preserving. This fixes #9495.
docs/users_guide/bugs.xml
libraries/base/GHC/List.lhs
libraries/base/changelog.md