Fix for ghc 9.14 dummy ghc

hamishmack · hamishmack · commit 68696840b9f9 · 2025-09-05T11:51:38.000+12:00
diff --git a/lib/call-cabal-project-to-nix.nix b/lib/call-cabal-project-to-nix.nix
@@ -512,7 +512,7 @@ let
                 PKGS+=" ${name}"
                 LAST_PKG="${name}"
               fi
-            '') (pkgs.haskell-nix.ghc-pre-existing ghc))
+            '') (pkgs.lib.filter (n: n != "system-cxx-std-lib") (pkgs.haskell-nix.ghc-pre-existing ghc)))
           }
           ${ # There is no .cabal file for system-cxx-std-lib
             pkgs.lib.optionalString (builtins.compareVersions ghc.version "9.2" >= 0) (

Original file line number	Diff line number	Diff line change
`@@ -512,7 +512,7 @@ let`
`512`	`512`	`PKGS+=" ${name}"`
`513`	`513`	`LAST_PKG="${name}"`
`514`	`514`	`fi`
`515`		`- '') (pkgs.haskell-nix.ghc-pre-existing ghc))`
	`515`	`+ '') (pkgs.lib.filter (n: n != "system-cxx-std-lib") (pkgs.haskell-nix.ghc-pre-existing ghc)))`
`516`	`516`	`}`
`517`	`517`	`${ # There is no .cabal file for system-cxx-std-lib`
`518`	`518`	`pkgs.lib.optionalString (builtins.compareVersions ghc.version "9.2" >= 0) (`