[commit: ghc] wip/cabal-head-updates's head updated: Add extra ghc-pkg sanity check for module re-exports and duplicates (7efde4c)

[git at git.haskell.org]

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

Branch 'wip/cabal-head-updates' now includes:

     d333c03 Enable GHC API tests by default.
     ff9f4ad testsuite: T7815 requires SMP support from ghc
     fcdd58d testsuite: disable gcc's warnings about casts of incompatible prototypes in UNREG
     eb64be7 testsuite: disable memcpy asm comparison tests on UNREG
     2fcb36e testsuite: mark testwsdeque mark as faulty on NOSMP builds
     104a66a rts/Linker.c: declare 'deRefStablePtr' as an exported 'rts' symbol
     cfd08a9 Add MO_AddIntC, MO_SubIntC MachOps and implement in X86 backend
     e1d77a1 testsuite: added 'bytes allocated' for T9339 wordsize(32)
     78ba9f0 Declare official GitHub home of libraries/{directory,process}
     5295cd2 testsuite: add 16-byte case for T9329
     9f8754e Use DumpStyle rather than UserStyle for pprTrace output
     c0fe1d9 Introduce the Call data types
     af4bc31 Do not duplicate call information in SpecConstr (Trac #8852)
     5c4df28 More refactoring in SpecConstr
     8ff4671 Make Core Lint check for un-saturated type applications
     ee4501b Check for un-saturated type family applications
     06600e7 Two buglets in record wild-cards (Trac #9436 and #9437)
     67a6ade Improve documentation of record wildcards
     43f1b2e UNREG: fix emission of large Integer literals in C codegen
     a93ab43 driver: pass '-fPIC' option to assembler as well
     78863ed Revert "disable shared libs on sparc (linux/solaris) (fixes #8857)"
     e9cd1d5 Less voluminous output when printing continuations
     6e0f6ed Refactor unfoldings
     3af1adf Kill unused setUnfoldingTemplate
     8f09937 Make maybeUnfoldingTemplate respond to DFunUnfoldings
     9cf5906 Make worker/wrapper work on INLINEABLE things
     4c03791 Specialise Eq, Ord, Read, Show at Int, Char, String
     3436333 Move the Enum Word instance into GHC.Enum
     949ad67 Don't float out (classop dict e1 e2)
     2ef997b Slightly improve fusion rules for 'take'
     99178c1 Specialise monad functions, and make them INLINEABLE
     baa3c9a Wibbles to "...plus N others" error message about instances in scope
     a3e207f More SPEC rules fire
     dce7095 Compiler performance increases -- yay!
     b9e49d3 Add -fspecialise-aggressively
     fa582cc Fix an egregious bug in the NonRec case of bindFreeVars
     6d48ce2 Make tidyProgram discard speculative specialisation rules
     86a2ebf Comments only
     1122857 Run float-inwards immediately before the strictness analyser.
     082e41b Testsuite wibbles
     bb87726 Performance changes
     a0b2897 Simple refactor of the case-of-case transform
     6c6b001 Remove dead lookup_dfun_id (merge-o)
     39ccdf9 White space only
     a1a400e Testsuite wibbles
     1145568 testsuite: disable T367_letnoescape on 'optllvm'
     75d998b testsuite: disable 'rdynamic' for 'ghci' way
     94926b1 Add an interesting type-family/GADT example of deletion for red-black trees
     87c1568 Comments only
     b7bdf13 Temporary fix to the crash
     aa49892 [ci skip] ghc-prim: Update .gitignore
     8270ff3 [ci skip] Update .gitignore
     9072f2f PprC: cleanup: don't emit 'FB_' / 'FE_' in via-C
     49370ce Improve trimming of auto-rules
     4a87142 Fix syntax in perf/compiler/all.T
     7eae141 White space only
     2da63c6 Better compiler performance (30% less allocation) for T783!
     dfc9d30 Define mapUnionVarSet, and use it
     8df3159 Rename red-black test in indexed-types to red-black-delete
     db5868c In GHC.Real, specialise 'even' and 'odd' to Int and Integer
     9fae691 Improve "specImport discarding" message
     b2affa0 Testsuite wibbles
     69e9f6e Simplify conversion in binary serialisation of ghc-pkg db
     557c8b8 Drop support for single-file style package databases
     ce29a26 Improve the ghc-pkg warnings for missing and out of date package cache files
     8d7a1dc Introduce new file format for the package database binary cache
     27d6c08 Use ghc-local types for packages, rather than Cabal types
     0af7d0c Move Cabal Binary instances from bin-package-db to ghc-pkg itself
     9597a25 Drop ghc library dep on Cabal
     227205e Make binary a boot package
     6930a88 Fix warnings arising from the package db refactoring
     29f84d3 Fix long lines and trailing whitespace
     8955b5e Remove a TODO that is now done
     a4cb9a6 Add a ghc -show-packages mode to display ghc's view of the package env
     1bc2a55 Make mkFastStringByteString pure and fix up uses
     c72efd7 Switch the package id types to use FastString (rather than String)
     b00deb7 Fix string conversions in ghc-pkg to be correct w.r.t. Unicode
     42f99e9 Address a number of Edward's code review comments
     9d6fbcc Fix validation error in Linker arising from package rep changes
     01461ce Update Cabal and haddock submodules to follow the Canal-dep removal changes
     da72898 Change testsuite to not use old-style file package databases
     616dd87 Fix a few minor issues spotted in code review
     6d8c70c Add release notes about ghc-pkg change, and Cabal dep removal
     020bd49 Fix failing test on BINDIST=YES
     efb4375 Update to Cabal head, update ghc-pkg to use new module re-export types
     7efde4c Add extra ghc-pkg sanity check for module re-exports and duplicates