ccache is impure and thus should not be used for hydra. > On Dec 9, 2014, at 5:28 PM, Wout Mertens <[email protected]> wrote: > > Hi all, > > there is some support for ccache in the tree but nothing in the way of > documentation. I gave it a shot, see > https://github.com/NixOS/nixpkgs/issues/2387#issuecomment-66215017 > <https://github.com/NixOS/nixpkgs/issues/2387#issuecomment-66215017>, and it > seems to work however it also changes the hash of stdenv. > > Is there a way to change stdenv so that ccache can be turned on or off > without causing rebuilds? > > I'm convinced that this would be a major boon for Hydra, which probably > spends a lot of time compiling the same C/C++ files with the same > preprocessed output. Likewise for developing expressions. > > Wout. > _______________________________________________ > nix-dev mailing list > [email protected] > http://lists.science.uu.nl/mailman/listinfo/nix-dev
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