diff --git a/pkgs/development/compilers/gcc/4.9/default.nix b/pkgs/development/compilers/gcc/4.9/default.nix index d328308b063..ed5e9ed920b 100644 --- a/pkgs/development/compilers/gcc/4.9/default.nix +++ b/pkgs/development/compilers/gcc/4.9/default.nix @@ -61,10 +61,7 @@ let version = "4.9.3"; # Whether building a cross-compiler for GNU/Hurd. crossGNU = cross != null && cross.config == "i586-pc-gnu"; - # Builds of gfortran have failed with strange errors that we cannot reproduce - # (http://hydra.nixos.org/build/23951123). Our best guess is that the build - # system has bugs that are exposed by compiling with multiple threads. - enableParallelBuilding = !langFortran; + enableParallelBuilding = true; patches = [ ] ++ optionals enableParallelBuilding [ ../parallel-bconfig.patch ./parallel-strsignal.patch ]