···

       
72
       
72
       
 
       
    else

     

       
73
       
73
       
 
       
      targetPlatform.parsed.kernel.name;

     

       
74
       
74
       
 
       


     

       
75
       
75
       
-
       
  swiftArch = stdenv.hostPlatform.darwinArch;

     

       
75
       
75
       
+
       
  # This causes swiftPackages.XCTest to fail to build on aarch64-linux

     

       
76
       
76
       
+
       
  # as I believe this is because Apple calls the architecture aarch64

     

       
77
       
77
       
+
       
  # on Linux rather than arm64 when used with macOS.

     

       
78
       
78
       
+
       
  swiftArch =

     

       
79
       
79
       
+
       
    if hostPlatform.isDarwin then hostPlatform.darwinArch else targetPlatform.parsed.cpu.name;

     

       
76
       
80
       
 
       


     

       
77
       
81
       
 
       
  # On Darwin, a `.swiftmodule` is a subdirectory in `lib/swift/<OS>`,

     

       
78
       
82
       
 
       
  # containing binaries for supported archs. On other platforms, binaries are