Great sleuthing!! Thanks for pinning down whats going on! On Apr 2, 2015 8:48 PM, "Thomas Miedema" <thomasmied...@gmail.com> wrote:
> Jeremy, > > On Thu, Apr 2, 2015 at 2:12 PM, Thomas Miedema <thomasmied...@gmail.com> > wrote: > >> Maybe `split-objs` is not applied? >> > > That suggestion was completely misguided. Compiling with `-split-objs` > makes a library _grow_ in size, but makes executables that link against it > _smaller_. > > Size of `libHSCabal-1.22.2.0` obtained by running `cabal install > Cabal==1.22.2.0 --with-ghc=ghc-x.x.x (--enable-split-objs)`, on 64bit > Ubuntu: > > default --enable-split-objs > 7.8.4: 19Mb 46Mb > 7.10.1: 21Mb 52Mb > > So the 7.10 versions are indeed somewhat larger, but I wouldn't call it > ballooned or bloated. Note that a ghc build compiles the libraries with > -O2 , which increases the binary size another 5% or so. > > All these numbers are not far off from the ones you were getting. I think > you have been comparing a 7.8.4 build of Cabal without split objects, with > a 7.10.1 build of Cabal with split objects. > > I don't think there is a bug here. > > -Thomas > > > P.S. To show that binary sizes not only grow with new ghc releases, here > is the same experiment with random: > > `cabal install random==1.0.1.1 --with-ghc=ghc-x.x.x (--enable-split-objs)` > > default --enable-split-objs > 7.0.4: 0.94M 1.9M > 7.2.2: 1.1M 2.1M > 7.4.2: 0.86M 1.8M > 7.6.3: 0.85M 1.8M > 7.8.4: 0.76M 1.7M > 7.10.1: 0.69M 1.6M > > > > _______________________________________________ > Glasgow-haskell-users mailing list > Glasgow-haskell-users@haskell.org > http://mail.haskell.org/cgi-bin/mailman/listinfo/glasgow-haskell-users > >
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