@@ -58,6 +58,11 @@ flag developer
5858 default: False
5959 manual: True
6060
61+flag fast
62+ description: compile without optimizations
63+ default: False
64+ manual: True
65+
6166flag bytestring-builder
6267 description: Depend on the bytestring-builder package for backwards compatibility.
6368 default: False
@@ -132,8 +137,13 @@ library
132137 if flag(developer)
133138 ghc-options: -Werror
134139 ghc-prof-options: -auto-all
140+ else
141+ ghc-options: -Wall
135142
136− ghc-options: -O2 -Wall
143+ if flag(fast)
144+ ghc-options: -O0
145+ else
146+ ghc-options: -O2
137147
138148 include-dirs: include
139149