cbqn: update version string

Also, remove clangStdenv as dependency.

pkgs/development/interpreters/bqn/cbqn/default.nix

@@ -12,19 +12,20 @@ let
     owner = "dzaima";
     repo = "CBQN";
     rev = "4d23479cdbd5ac6eb512c376ade58077b814b2b7";
-    sha256 = "1il6pxbllf4rs0wf2s6q6h72m3p1d6ymgsllpkmadnw1agif0fri";
+    hash = "sha256-MTvg4lOB26bqvJTqV71p4Y4qDjTYaOE40Jk4Sle/hsY=";
   };
 in
 assert genBytecode -> ((bqn-path != null) && (mbqn-source != null));
+
 stdenv.mkDerivation rec {
   pname = "cbqn" + lib.optionalString (!genBytecode) "-standalone";
-  version = "0.0.0+unstable=2021-10-05";
+  version = "0.pre+unstable=2021-10-05";
 
   src = fetchFromGitHub {
     owner = "dzaima";
     repo = "CBQN";
     rev = "e23dab20daff9c0dacc2561c616174af72029a3e";
-    sha256 = "17h8fb9a0hjindbxgkljajl1hjr8rdqrb85s5lz903v17wl4lrba";
+    hash = "sha256-amVKKD9hD5A+LbqglXHLKEsYqFSSztdXs1FCoNJyCJ4=";
   };
 
   dontConfigure = true;
@@ -62,8 +63,7 @@ stdenv.mkDerivation rec {
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ AndersonTorres sternenseemann synthetica ];
     platforms = platforms.all;
-    priority = if genBytecode then 0 else 10;
   };
 }
-# TODO: factor and version cbqn-bytecode-files
+# TODO: version cbqn-bytecode-files
 # TODO: test suite

pkgs/top-level/all-packages.nix

@@ -12896,29 +12896,22 @@ with pkgs;
 
   # Below, the classic self-bootstrapping process
   cbqn-bootstrap = lib.dontRecurseIntoAttrs {
-    # use clang here since it emits less speculative warnings;
-    # however, avoid its building in cross compilations
-    stdenv =
-      if stdenv.hostPlatform == stdenv.buildPlatform
-      then clangStdenv
-      else stdenv;
     mbqn-source = buildPackages.mbqn.src;
 
     phase0 = callPackage ../development/interpreters/bqn/cbqn {
-      inherit (cbqn-bootstrap) stdenv;
       genBytecode = false;
       bqn-path = null;
       mbqn-source = null;
     };
 
     phase1 = callPackage ../development/interpreters/bqn/cbqn {
-      inherit (cbqn-bootstrap) stdenv mbqn-source;
+      inherit (cbqn-bootstrap) mbqn-source;
       genBytecode = true;
       bqn-path = "${buildPackages.cbqn-bootstrap.phase0}/bin/cbqn";
     };
 
     phase2 = callPackage ../development/interpreters/bqn/cbqn {
-      inherit (cbqn-bootstrap) stdenv mbqn-source;
+      inherit (cbqn-bootstrap) mbqn-source;
       genBytecode = true;
       bqn-path = "${buildPackages.cbqn-bootstrap.phase1}/bin/cbqn";
     };