https://ghc.haskell.org/trac/ghc/wiki/MakingReleases#Makingthebinarybuilds
https://ghc.haskell.org/trac/ghc/wiki/Building/Using#Buildconfiguration On Fri, Jan 29, 2016 at 12:50 AM, Ömer Sinan Ağacan <[email protected]> wrote: > I'm trying to figure out how to generate a release build. I thought it > should > be "perf" setting, but then I realized ghc-stage1 is called with -O > (instead of > -O2) when building stage2 with perf setting. So either perf is not the > release > setting, or I need stage3 which is probably compiled with stage2 using -O2? > > In any case, it'd be great to document this process of generating a release > build in build.mk.sample. If it's "perf" setting, then maybe we can rename > it > to "release" or at least add a comment saying that that's the release > build and > you should wait until stage3 is done. > > Another thing that always confuses me is these settings: > > SRC_HC_OPTS = -O -H64m > GhcStage1HcOpts = -O > GhcStage2HcOpts = -O2 > GhcLibHcOpts = -O2 > > As far as I can see, there's no documentation about these in the source > tree. I > figured that `GhcStage1HcOpts` is passed to system GHC when compiling > stage1, > and `GhcStage2Hcopts` is passed to ghc-stage1 when compiling stage 2. The > lib > one is obvious, and it's passed to stage 1 as libs are built using stage > 1. But > I still don't understand how is `SRC_HC_OPTS` is used, and what is used > when > building stage 3. > _______________________________________________ > ghc-devs mailing list > [email protected] > http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs >
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