Merge branch 'rust-1.26-backport' into release-18.03

pkgs/development/compilers/rust/1.26/binaryBuild.nix

@@ -0,0 +1,118 @@
+{ stdenv, fetchurl, makeWrapper, bash, cacert, zlib, buildRustPackage, curl, darwin
+, version
+, src
+, platform
+, versionType
+}:
+
+let
+  inherit (stdenv.lib) getLib optionalString;
+  inherit (darwin) libiconv;
+  inherit (darwin.apple_sdk.frameworks) Security;
+
+  bootstrapping = versionType == "bootstrap";
+
+  installComponents
+    = "rustc,rust-std-${platform}"
+    + (optionalString bootstrapping ",cargo")
+    ;
+in
+
+rec {
+  inherit buildRustPackage;
+
+  rustc = stdenv.mkDerivation rec {
+    name = "rustc-${versionType}-${version}";
+
+    inherit version;
+    inherit src;
+
+    meta = with stdenv.lib; {
+      homepage = http://www.rust-lang.org/;
+      description = "A safe, concurrent, practical language";
+      maintainers = with maintainers; [ qknight ];
+      license = [ licenses.mit licenses.asl20 ];
+    };
+
+    buildInputs = [ bash ] ++ stdenv.lib.optional stdenv.isDarwin Security;
+
+    postPatch = ''
+      patchShebangs .
+    '';
+
+    installPhase = ''
+      ./install.sh --prefix=$out \
+        --components=${installComponents}
+
+      ${optionalString (stdenv.isLinux && bootstrapping) ''
+        patchelf \
+          --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
+          "$out/bin/rustc"
+        patchelf \
+          --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
+          "$out/bin/rustdoc"
+        patchelf \
+          --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
+          "$out/bin/cargo"
+      ''}
+
+      ${optionalString (stdenv.isDarwin && bootstrapping) ''
+        install_name_tool -change /usr/lib/libresolv.9.dylib '${darwin.libresolv}/lib/libresolv.9.dylib' "$out/bin/rustc"
+        install_name_tool -change /usr/lib/libresolv.9.dylib '${darwin.libresolv}/lib/libresolv.9.dylib' "$out/bin/rustdoc"
+        install_name_tool -change /usr/lib/libiconv.2.dylib '${darwin.libiconv}/lib/libiconv.2.dylib' "$out/bin/cargo"
+        install_name_tool -change /usr/lib/libresolv.9.dylib '${darwin.libresolv}/lib/libresolv.9.dylib' "$out/bin/cargo"
+        install_name_tool -change /usr/lib/libcurl.4.dylib '${stdenv.lib.getLib curl}/lib/libcurl.4.dylib' "$out/bin/cargo"
+        for f in $out/lib/lib*.dylib; do
+          install_name_tool -change /usr/lib/libresolv.9.dylib '${darwin.libresolv}/lib/libresolv.9.dylib' "$f"
+        done
+      ''}
+
+      # Do NOT, I repeat, DO NOT use `wrapProgram` on $out/bin/rustc
+      # (or similar) here. It causes strange effects where rustc loads
+      # the wrong libraries in a bootstrap-build causing failures that
+      # are very hard to track down. For details, see
+      # https://github.com/rust-lang/rust/issues/34722#issuecomment-232164943
+    '';
+  };
+
+  cargo = stdenv.mkDerivation rec {
+    name = "cargo-${versionType}-${version}";
+
+    inherit version;
+    inherit src;
+
+    meta = with stdenv.lib; {
+      homepage = http://www.rust-lang.org/;
+      description = "A safe, concurrent, practical language";
+      maintainers = with maintainers; [ qknight ];
+      license = [ licenses.mit licenses.asl20 ];
+    };
+
+    buildInputs = [ makeWrapper bash ] ++ stdenv.lib.optional stdenv.isDarwin Security;
+
+    postPatch = ''
+      patchShebangs .
+    '';
+
+    installPhase = ''
+      patchShebangs ./install.sh
+      ./install.sh --prefix=$out \
+        --components=cargo
+
+      ${optionalString (stdenv.isLinux && bootstrapping) ''
+        patchelf \
+          --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
+          "$out/bin/cargo"
+      ''}
+
+      ${optionalString (stdenv.isDarwin && bootstrapping) ''
+        install_name_tool -change /usr/lib/libiconv.2.dylib '${darwin.libiconv}/lib/libiconv.2.dylib' "$out/bin/cargo"
+        install_name_tool -change /usr/lib/libresolv.9.dylib '${darwin.libresolv}/lib/libresolv.9.dylib' "$out/bin/cargo"
+        install_name_tool -change /usr/lib/libcurl.4.dylib '${stdenv.lib.getLib curl}/lib/libcurl.4.dylib' "$out/bin/cargo"
+      ''}
+
+      wrapProgram "$out/bin/cargo" \
+        --suffix PATH : "${rustc}/bin"
+    '';
+  };
+}

pkgs/development/compilers/rust/1.26/bootstrap.nix

@@ -0,0 +1,42 @@
+{ stdenv, fetchurl, callPackage }:
+
+let
+  # Note: the version MUST be one version prior to the version we're
+  # building
+  version = "1.26.1";
+
+  # fetch hashes by running `print-hashes.sh 1.24.1`
+  hashes = {
+    i686-unknown-linux-gnu = "d704ba5cbaaf93c5e2112d211630db0e460d5dc819a43464ba91581e5c821df3";
+    x86_64-unknown-linux-gnu = "b7e964bace1286696d511c287b945f3ece476ba77a231f0c31f1867dfa5080e0";
+    armv7-unknown-linux-gnueabihf = "34fbcebc8e60b6496f1ce7998cf0b50cd618770f039da529b65110fff1f25fa0";
+    aarch64-unknown-linux-gnu = "d4a369053c2dfd5f457de6853557dab563944579fa4bb55bc919bacf259bff6d";
+    i686-apple-darwin = "047c31a872161ebb1d21ef616f7658190403769a8734f84364a3cf15838b4708";
+    x86_64-apple-darwin = "ebf898b9fa7e2aafc53682a41f18af5ca6660ebe82dd78f28cd9799fe4dc189a";
+  };
+
+  platform =
+    if stdenv.system == "i686-linux"
+    then "i686-unknown-linux-gnu"
+    else if stdenv.system == "x86_64-linux"
+    then "x86_64-unknown-linux-gnu"
+    else if stdenv.system == "armv7l-linux"
+    then "armv7-unknown-linux-gnueabihf"
+    else if stdenv.system == "aarch64-linux"
+    then "aarch64-unknown-linux-gnu"
+    else if stdenv.system == "i686-darwin"
+    then "i686-apple-darwin"
+    else if stdenv.system == "x86_64-darwin"
+    then "x86_64-apple-darwin"
+    else throw "missing bootstrap url for platform ${stdenv.system}";
+
+  src = fetchurl {
+     url = "https://static.rust-lang.org/dist/rust-${version}-${platform}.tar.gz";
+     sha256 = hashes."${platform}";
+  };
+
+in callPackage ./binaryBuild.nix
+  { inherit version src platform;
+    buildRustPackage = null;
+    versionType = "bootstrap";
+  }

pkgs/development/compilers/rust/1.26/default.nix

@@ -0,0 +1,46 @@
+{ stdenv, callPackage, recurseIntoAttrs, makeRustPlatform, llvm, fetchurl
+, targets ? []
+, targetToolchains ? []
+, targetPatches ? []
+}:
+
+let
+  rustPlatform = recurseIntoAttrs (makeRustPlatform (callPackage ./bootstrap.nix {}));
+  version = "1.26.2";
+  cargoVersion = "1.26.2";
+  src = fetchurl {
+    url = "https://static.rust-lang.org/dist/rustc-${version}-src.tar.gz";
+    sha256 = "0047ais0fvmqvngqkdsxgrzhb0kljg8wy85b01kbbjc88hqcz7pv";
+  };
+in rec {
+  rustc = callPackage ./rustc.nix {
+    inherit stdenv llvm targets targetPatches targetToolchains rustPlatform version src;
+
+    patches = [
+      ./patches/net-tcp-disable-tests.patch
+      ./patches/stdsimd-disable-doctest.patch
+      # Fails on hydra - not locally; the exact reason is unknown.
+      # Comments in the test suggest that some non-reproducible environment
+      # variables such $RANDOM can make it fail.
+      ./patches/disable-test-inherit-env.patch
+    ];
+
+    forceBundledLLVM = true;
+
+    configureFlags = [ "--release-channel=stable" ];
+
+    # 1. Upstream is not running tests on aarch64:
+    # see https://github.com/rust-lang/rust/issues/49807#issuecomment-380860567
+    # So we do the same.
+    # 2. Tests run out of memory for i686
+    doCheck = !stdenv.isAarch64 && !stdenv.isi686;
+  };
+
+  cargo = callPackage ../cargo.nix rec {
+    version = cargoVersion;
+    inherit src;
+    inherit stdenv;
+    inherit rustc; # the rustc that will be wrapped by cargo
+    inherit rustPlatform; # used to build cargo
+  };
+}

pkgs/development/compilers/rust/1.26/patches/disable-test-inherit-env.patch

@@ -0,0 +1,10 @@
+--- rustc-1.26.2-src.org/src/libstd/process.rs	2018-06-01 21:40:11.000000000 +0100
++++ rustc-1.26.2-src/src/libstd/process.rs	2018-06-08 07:50:23.023828658 +0100
+@@ -1745,6 +1745,7 @@
+     }
+
+     #[test]
++    #[ignore]
+     fn test_inherit_env() {
+         use env;
+

pkgs/development/compilers/rust/1.26/patches/net-tcp-disable-tests.patch

@@ -0,0 +1,104 @@
+diff --git a/src/libstd/net/tcp.rs b/src/libstd/net/tcp.rs
+index 0f60b5b3e..9b08415e7 100644
+--- a/src/libstd/net/tcp.rs
++++ b/src/libstd/net/tcp.rs
+@@ -962,6 +962,7 @@ mod tests {
+         }
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn listen_localhost() {
+         let socket_addr = next_test_ip4();
+@@ -1020,6 +1021,7 @@ mod tests {
+         })
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn read_eof() {
+         each_ip(&mut |addr| {
+@@ -1039,6 +1041,7 @@ mod tests {
+         })
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn write_close() {
+         each_ip(&mut |addr| {
+@@ -1065,6 +1068,7 @@ mod tests {
+         })
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn multiple_connect_serial() {
+         each_ip(&mut |addr| {
+@@ -1087,6 +1091,7 @@ mod tests {
+         })
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn multiple_connect_interleaved_greedy_schedule() {
+         const MAX: usize = 10;
+@@ -1123,6 +1128,7 @@ mod tests {
+     }
+
+     #[test]
++    #[cfg_attr(target_os = "macos", ignore)]
+     fn multiple_connect_interleaved_lazy_schedule() {
+         const MAX: usize = 10;
+         each_ip(&mut |addr| {
+@@ -1401,6 +1407,7 @@ mod tests {
+     }
+
+     #[test]
++    #[cfg_attr(target_os = "macos", ignore)]
+     fn clone_while_reading() {
+         each_ip(&mut |addr| {
+             let accept = t!(TcpListener::bind(&addr));
+@@ -1421,7 +1422,10 @@ mod tests {
+
+     // FIXME: re-enabled bitrig/openbsd tests once their socket timeout code
+     //        no longer has rounding errors.
+-    #[cfg_attr(any(target_os = "bitrig", target_os = "netbsd", target_os = "openbsd"), ignore)]
++    #[cfg_attr(any(target_os = "bitrig",
++                   target_os = "netbsd",
++                   target_os = "openbsd",
++                   target_os = "macos"), ignore)]
+     #[test]
+     fn timeouts() {
+         let addr = next_test_ip4();
+@@ -1596,6 +1603,7 @@ mod tests {
+         drop(listener);
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn nodelay() {
+         let addr = next_test_ip4();
+@@ -1610,6 +1618,7 @@ mod tests {
+         assert_eq!(false, t!(stream.nodelay()));
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn ttl() {
+         let ttl = 100;
+@@ -1647,6 +1656,7 @@ mod tests {
+         }
+     }
+
++    #[cfg_attr(target_os = "macos", ignore)]
+     #[test]
+     fn peek() {
+         each_ip(&mut |addr| {
+@@ -1679,6 +1689,7 @@ mod tests {
+     }
+
+     #[test]
++    #[cfg_attr(any(target_os = "linux", target_os = "macos"), ignore)]
+     fn connect_timeout_unroutable() {
+         // this IP is unroutable, so connections should always time out,
+         // provided the network is reachable to begin with.

pkgs/development/compilers/rust/1.26/patches/stdsimd-disable-doctest.patch

@@ -0,0 +1,20 @@
+diff --git a/src/stdsimd/coresimd/x86/mod.rs b/src/stdsimd/coresimd/x86/mod.rs
+index 32915c332..7cb54f31e 100644
+--- a/src/stdsimd/coresimd/x86/mod.rs
++++ b/src/stdsimd/coresimd/x86/mod.rs
+@@ -279,7 +279,6 @@ types! {
+     ///
+     /// # Examples
+     ///
+-    /// ```
+     /// # #![feature(cfg_target_feature, target_feature, stdsimd)]
+     /// # #![cfg_attr(not(dox), no_std)]
+     /// # #[cfg(not(dox))]
+@@ -301,7 +300,6 @@ types! {
+     /// # }
+     /// # if is_x86_feature_detected!("sse") { unsafe { foo() } }
+     /// # }
+-    /// ```
+     pub struct __m256(f32, f32, f32, f32, f32, f32, f32, f32);
+
+     /// 256-bit wide set of four `f64` types, x86-specific