core/pkgs/by-name/gc/gcc/all.nix

{ lib, stdenv, gccStdenv, gcc7Stdenv, callPackage, isl_0_11, isl_0_14, isl_0_17
, isl_0_20, libcCross, threadsCrossFor, noSysDirs, texinfo5, cloog_0_18_0, cloog
, lowPrio, wrapCC }@args:

let
  versions = import ./versions.nix;
  gccForMajorMinorVersion = majorMinorVersion:
    let
      atLeast = lib.versionAtLeast majorMinorVersion;
      attrName = "gcc${lib.replaceStrings [ "." ] [ "" ] majorMinorVersion}";
      pkg = lowPrio (wrapCC (callPackage ./default.nix ({
        inherit noSysDirs;
        inherit majorMinorVersion;
        reproducibleBuild = true;
        profiledCompiler = false;
        libcCross = if stdenv.targetPlatform != stdenv.buildPlatform then
          args.libcCross
        else
          null;
        threadsCross = if stdenv.targetPlatform != stdenv.buildPlatform then
          threadsCrossFor majorMinorVersion
        else
          { };
        isl = if stdenv.isDarwin then
          null
        else if atLeast "9" then
          isl_0_20
        else if atLeast "7" then
          isl_0_17
        else if atLeast "6" then
          (if stdenv.targetPlatform.isRedox then isl_0_17 else isl_0_14)
        else if atLeast "4.9" then
          isl_0_11
        else # "4.8"
          isl_0_14;
      } // lib.optionalAttrs (majorMinorVersion == "4.8") {
        texinfo = texinfo5; # doesn't validate since 6.1 -> 6.3 bump
      } // lib.optionalAttrs (!(atLeast "6")) {
        cloog = if stdenv.isDarwin then
          null
        else if atLeast "4.9" then
          cloog_0_18_0
        else # 4.8
          cloog;
      } // lib.optionalAttrs (atLeast "6" && !(atLeast "9")) {
        # gcc 10 is too strict to cross compile gcc <= 8
        stdenv = if (stdenv.targetPlatform != stdenv.buildPlatform)
        && stdenv.cc.isGNU then
          gcc7Stdenv
        else
          stdenv;
      })));
    in lib.nameValuePair attrName pkg;
in lib.listToAttrs (map gccForMajorMinorVersion versions.allMajorVersions)