[commit: ghc] wip/aarch64-regd's head updated: Linker: WIP on supporting Arm64/AArch64 (4bb9b54)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

Branch 'wip/aarch64-regd' now includes:

     c5c72aa Update containers submodule to v0.5.7.0 release
     3dd06d5 Random typo fixes
     06cb695 ghci: fix UNREG build (missing fromJust import)
     98ccb72 Testsuite: widen lazy-bs-alloc 3->5%
     8d45ccd Testsuite Windows: fix sigof01m, sigof012m and sigof02dm
     dc8b647 Testsuite Windows: fix ghcpkg03 and ghcpkg05
     34393d9 Documentation for -fexternal-interpreter
     77b7f24 Use `-Wno-tabs` more targetted
     ba80fc6 Fix PowerPC build
     55e9ab8 Update directory submodule to v1.2.5.0 release
     83e4140 Comments only
     ed3bfca Update Win32 submodule to fix 77b7f24543f fallout
     8946ee6 GHCi.Run: Remove redundant language pragma
     53a567c configure.ac: Rename shake/ to build/
     f857d27 configure.ac: Rename build/ to shake-build/
     9d921d6 Test Trac #11248, #11249
     ff752a1 tcCheckSatisfiability: less aggressive superclass expansion
     987426c SrcLoc: Eliminate constructors of RealSrcSpan
     d6b91ea Add test for T11122
     4198b81 ghc.cabal: Backpack directory no longer exists
     0e9a331 LLVM backend: Show expected LLVM version in warnings/errors
     e02a4c2 Fix build for AArch64/Arm64
     9356393 Update terminfo submodule to v0.4.0.2 release
     97281b4 Update terminfo submodule to v0.7.2.2 release
     ccc5a1a Build system: fix 'make sdist'
     d1416c3 Update .mailmap [skip ci]
     5431273 Bump hsc2hs submodule
     b2670fc fix typo
     2cc5b60 Documentation, tests for hsc2hs's new #alignment macro
     b028384 Add -Nmax<n> RTS feature (#10728)
     59de6e8 Add sparc64 a known architecture (Ticket #11211)
     7b8a822 Make ghc-boot Hackage-ready
     64b6a76 Fix typo in 7b8a8222e8f0
     d8c8902 First pass at cleaning up ghci.cabal
     34eaf2b Fix two occurences of `x86_HOST_ARCH`
     bcc213d Update time submodule to v1.6 release
     dd56eb1 Merge new commands from ghci-ng (re #10874)
     59cc32c Update containers submodule to v0.5.7.1 release tag
     3b66960 Remove unused/redundant fields from ghc-cabal.
     f7bd37e aclocal.m4: Fix llc/opt detection code
     1a86413 Update binary submodule to final 0.8.0.0 release
     8d95412 Disallow empty where bindings in pattern synonym declarations.
     44640af Allow as-patterns in pattern synonym declarations.
     29ca4a1 DynFlags: call defaultWays when creating defaultFlags
     62155a6 TcTyClsDecls: use zipWith3M_ instead of generating triplets
     850710a TcTyClsDecls: Add a type annotation
     d8ed20c Add Location to RdrName in FieldOcc
     b225b23 Modify IsString String instance (fixes #10814)
     eb7796f Warn about unused type variables in type families
     edcf17b Move Const to own module in Data.Functor.Const and enable PolyKinds
     6457903 Implement phase 1 of expanded Floating
     9f23dd9 testsuite: Add ClassOperator testcase
     25db56c Minor clean-up to ghc-bin.cabal.in
     e29ee49 Fix AnnDotDot in module export
     99b956e Fix-up GHC 7.12 artifacts
     ee6fba8 Encode strictness in GHC generics metadata
     c8c44fd Maintain cost-centre stacks in the interpreter
     4bb9f88 TcTyClsDecls: Remove invalid comments about list monads
     fd1b5ae testsuite/ClassOperator: This actually should_fail
     a61e717 testsuite: Add testcase for #8316
     eeecb86 Add proper GADTs support to Template Haskell
     55250a6 Rename GHCi's UI modules into GHCi.UI(.*)
     ffdb74d rts: Fix clobbered regs list for aarch64 StgRun
     4f5ba6e configure.ac: AArch64 is now registerised
     8e91e82 rts/StgCRun.c: Add d15 to clobbered regs
     4bb9b54 Linker: WIP on supporting Arm64/AArch64