[commit: ghc] wip/orf-reboot's head updated: Merge remote-tracking branch 'origin/master' into wip/orf-reboot (5a1b4f8)

[git at git.haskell.org]

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

Branch 'wip/orf-reboot' now includes:

     eb975d2 Fix treatment of -0.0
     57e3742 Document peculiarities of `traceM`.
     b29f20e nativeGen PPC: fix > 16 bit offsets in stack handling
     bd41eb2 LLVM: Implement atomic operations in terms of LLVM primitives
     9539408 LLVM: Factor out accumulation of LLVM statements and variables
     7442434 Move CallStack back to base
     e3d2bab Fix signature of atomic builtins
     9ed700b Don't use old linkable for hs-boot files.
     4fd6207 Move user's guide to ReStructuredText
     93e21b9 docs: Fix ghc_config.py.in
     b6f76b9 Prevent GHC from silently dying when preprocessor is not found
     c4d7df0 Fix broken validation Build 6564 and accepting a few other test results
     a3c78ab Build system: add mk/validate.mk.sample
     a96f1ac Testsuite: update expected output for T8602
     6cde981 Make GHC generics capable of handling unboxed types
     0eb8fcd Enable `Enumeration is empty` warnings for `Integer`
     2f74be9 Fill in associated type defaults with DeriveAnyClass
     d2fb532 testsuite: Bump up haddock.base expected allocations
     620fc6f Make Windows linker more robust to unknown sections
     aecf4a5 Build system: don't create mk/are-validating.mk
     c0bdfee Testsuite: only add -fno-warn-missed-specialisations for ghc>=7.11
     7fcfee1 A few typos in comments
     5ca1d31 Testsuite: make driver python 2.6 compatible again
     427f8a1 Deduplicate one-shot/make compile paths.
     8c1866a Comments only
     0e169a8 Fix kind-var abstraction in SimplUtils.abstractFloats
     ca816c6 Remove dead code: ruleLhsOrphNames
     7da3d30 Comments only
     3833e71 Comments about TcLevel assignment
     59883ae Documentation for FrontendResult
     36811bf AsmCodeGen: Ensure LLVM .line directives are sorted
     ea4df12 Ensure shiftL/shiftR arguments aren't negative
     7b443bb Improve error messages for ambiguous type variables
     69a6e42 Allow non-operator infix pattern synonyms
     e2b579e Parser: revert some error messages to what they were before 7.10
     f64f7c3 Tests for #10945 and #10946
     931d0a7 Move orphan instance/rule warnings to typechecker/desugarer.
     e99e6db Extra files to ignore from the new Restructured documentation.
     0ead0ca Disable man building for most quick build styles.
     c7ab799 Ignore __pycache__.
     e5baf62 Simplify type of ms_srcimps and ms_textual_imps.
     5dc3db7 Switch to LLVM version 3.7
     80602af Revert "Switch to LLVM version 3.7"
     e331392 Fix error msg: ghci can't be used with -prof or -static (#10936)
     5d84110 Add short library names support to Windows linker
     182c44d Keep `shift{L,R}` on `Integer` from segfaulting
     840df33 Rename SpecInfo to RuleInfo (upon SPJ's advice).
     fa5eabe sphinx: Don't share doctrees between targets
     614ce4b Testsuite: T3333 still fails on non-linux statically linked ghci (#3333)
     bbad4f6 Delete ShPackageKey for now.
     f002340 compiler/nativeGen/PPC/Ppr.hs: Whitespace
     4bd58c1 PPC: Fix right shift by 32 bits #10870
     e737a51 base: MRP-refactoring of AMP instances
     6b7bad9 Test Trac #10931
     f8fbf38 Reinstate monomorphism-restriction warnings
     dcc3428 Don't inline/apply other rules when simplifying a rule RHS.
     330ba6a testsuite: attempt fixing T10935 output
     94ef79a Slightly wibble TcSimplify documentation
     d2f9972 Make dataToQa aware of Data instances which use functions to implement toConstr
     1818b48 Fix incorrect import warnings when methods with identical names are imported
     e5bfd70 docs: overhaul Derive{Functor,Foldable,Traversable} notes
     dec5cd4 base: Add forkOSWithUnmask
     e8c8173 Allow arr ∧ (first ∨ (***)) as minimal definition of Arrow instance
     29310b6 Switch to LLVM version 3.7
     7756161 travis: use LLVM 3.7
     933adc0 Fix GHCi on Arm (#10375).
     729bf08 User should use -package-id flag if value in question is IPID.
     5b0191f Update Cabal to HEAD, IPID renamed to Component ID.
     b92a51f Rename package key to unit ID, and installed package ID to component ID.
     6338a1c Rename PACKAGE_KEY and LIB_NAME in build system.
     20e30d5 Minor stylistic update.
     04e8366 ELF/x86_64: map object file sections separately into the low 2GB
     78c9dea Fix windows build after D975
     4d6844a rts/Linker.c : Fix armhf build (#10977)
     808bbdf Remove dead function patSynTyDetails
     5a1b4f8 Merge remote-tracking branch 'origin/master' into wip/orf-reboot