Document how -O3 is handled by GHC
authorGiles Anderson <agander@gmail.com>
Tue, 9 Apr 2019 19:51:21 +0000 (21:51 +0200)
committerMarge Bot <ben+marge-bot@smart-cactus.org>
Mon, 15 Apr 2019 10:20:29 +0000 (06:20 -0400)
commitb024e2891d06a81b3fd824f33fc72fb805e03c8f
tree912ae486aa530d33b2550e232cca4f6f08be3ea8
parent1825f50d1736401724ef644e4d481cc26e8f47e5
Document how -O3 is handled by GHC

    -O2 is the highest value of optimization.
    -O3 will be reverted to -O2.
docs/users_guide/using-optimisation.rst