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Diffstat (limited to 'pkgs/development/haskell-modules/make-package-set.nix')
-rw-r--r-- | pkgs/development/haskell-modules/make-package-set.nix | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/pkgs/development/haskell-modules/make-package-set.nix b/pkgs/development/haskell-modules/make-package-set.nix index 753945ea6fc1..c39c934bed64 100644 --- a/pkgs/development/haskell-modules/make-package-set.nix +++ b/pkgs/development/haskell-modules/make-package-set.nix @@ -625,4 +625,18 @@ in package-set { inherit pkgs lib callPackage; } self // { else pkg ) { }; + /* + Modify given Haskell package to force GHC to employ the LLVM + codegen backend when compiling. Useful when working around bugs + in a native codegen backend GHC defaults to. + + Example: + forceLlvmCodegenBackend tls + + Type: drv -> drv + */ + forceLlvmCodegenBackend = haskellLib.overrideCabal (drv: { + configureFlags = drv.configureFlags or [ ] ++ [ "--ghc-option=-fllvm" ]; + buildTools = drv.buildTools or [ ] ++ [ self.llvmPackages.llvm ]; + }); } |