[ci/arm/darwin/testsuite] Forwards ports from GHC-8.10

This is a set of forward ports (cherry-picks) from 8.10

- a7d22795ed [ci] Add support for building on aarch64-darwin
- 5109e87e13 [testlib/driver] denoise
- 307d34945b [ci] default value for CONFIGURE_ARGS
- 10a18cb4e0 [testsuite] mark ghci056 as fragile
- 16c13d5acf [ci] Default value for MAKE_ARGS
- ab571457b9 [ci/build] Copy config.sub around
- 251892b98f [ci/darwin] bump nixpkgs rev
- 5a6c36ecb4 [testsuite/darwin] fix conc059
- aae95ef0c9 [ci] add timing info
- 3592d1104c [Aarch64] No div-by-zero; disable test.
- 57671071ad [Darwin] mark stdc++ tests as broken
- 33c4d49754 [testsuite] filter out superfluous dylib warnings
- 4bea83afec [ci/nix-shell] Add Foundation and Security
- 6345530062 [testsuite/json2] Fix failure with LLVM backends
- c3944bc89d [ci/nix-shell] [Darwin] Stop the ld warnings about libiconv.
- b821fcc714 [testsuite] static001 is not broken anymore.
- f7062e1b0c [testsuite/arm64] fix section_alignment
- 820b076698 [darwin] stop the DYLD_LIBRARY_PATH madness
- 07b1af0362 [ci/nix-shell] uniquify NIX_LDFLAGS{_FOR_TARGET}

As well as a few additional fixups needed to make this block compile:
- Fixup all.T
- Set CROSS_TARGET, BROKEN_TESTS, XZ, RUNTEST_ARGS, default value.
- [ci] shell.nix bump happy

1 files changed, 65 insertions, 0 deletions

diff --git a/.gitlab/shell.nix b/.gitlab/shell.nix
new file mode 100644
index 0000000000..5e32847735
--- /dev/null
+++ b/.gitlab/shell.nix
@@ -0,0 +1,65 @@
+{ system ? "aarch64-darwin"
+#, nixpkgs ? fetchTarball https://github.com/angerman/nixpkgs/archive/257cb120334.tar.gz #apple-silicon.tar.gz
+, pkgs ? import <nixpkgs> { inherit system; }
+, compiler ? if system == "aarch64-darwin" then "ghc8103Binary" else "ghc8103"
+}: pkgs.mkShell {
+  # this prevents nix from trying to write the env-vars file.
+  # we can't really, as NIX_BUILD_TOP/env-vars is not set.
+  noDumpEnvVars=1;
+
+  # stop polluting LDFLAGS with -liconv
+  dontAddExtraLibs = true;
+
+  # we need to inject ncurses into --with-curses-libraries.
+  # the real fix is to teach terminfo to use libcurses on macOS.
+  CONFIGURE_ARGS = "--with-intree-gmp --with-curses-libraries=${pkgs.ncurses.out}/lib";
+
+  # magic speedup pony :facepalm:
+  #
+  # nix has the ugly habbit of duplicating ld flags more than necessary.  This
+  # somewhat consolidates this.
+  shellHook = ''
+  export NIX_LDFLAGS=$(for a in $NIX_LDFLAGS; do echo $a; done |sort|uniq|xargs)
+  export NIX_LDFLAGS_FOR_TARGET=$(for a in $NIX_LDFLAGS_FOR_TARGET; do echo $a; done |sort|uniq|xargs)
+  export NIX_LDFLAGS_FOR_TARGET=$(comm -3 <(for l in $NIX_LDFLAGS_FOR_TARGET; do echo $l; done) <(for l in $NIX_LDFLAGS; do echo $l; done))
+  '';
+
+  nativeBuildInputs = (with pkgs; [
+    haskell.compiler.${compiler}
+    haskell.packages.${compiler}.cabal-install
+    haskell.packages.${compiler}.alex
+    haskell.packages.${compiler}.happy # _1_19_12 is needed for older GHCs.
+
+    clang_11
+    llvm_11
+
+    automake
+    autoconf
+    m4
+
+    gmp
+    ncurses
+    libiconv
+    zlib.out
+    zlib.dev
+    glibcLocales
+    # locale doesn't build yet :-/
+    # locale
+
+    git
+
+    python3
+    # python3Full
+    # python3Packages.sphinx
+    perl
+
+    which
+    wget
+    file
+
+    xz
+    xlibs.lndir
+
+    cacert ])
+  ++ (with pkgs.darwin.apple_sdk.frameworks; [ Foundation Security ]);
+}