[GHC] #10259: HPC code coverage fails

[GHC]

#10259: HPC code coverage fails
-------------------------------------+-------------------------------------
              Reporter:              |             Owner:
  LukeHoersten                       |            Status:  new
                  Type:  bug         |         Milestone:
              Priority:  normal      |           Version:  7.10.1
             Component:  Compiler    |  Operating System:  MacOS X
              Keywords:  hpc         |   Type of failure:  None/Unknown
          Architecture:              |        Blocked By:
  Unknown/Multiple                   |   Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------
 in a completely clean sandbox environment:

 cabal install --dependencies-only --enable-tests --enable-coverage
 --enable-benchmarks
 cabal build test --dependencies-only --enable-tests --enable-coverage
 --enable-benchmarks
 cabal test project --test-options=--html=dist/tasty/index.html

 Command: cabal test project --test-options=--html=dist/tasty/index.html
 Exit code: 1
 Stderr:
 hpc: can not find text_IINWRW1LxFGIctooOLjJAI/Data.Text.Unsafe in
 ["./.hpc","./dist/hpc/vanilla/mix/project-0.1.0.0","./dist/hpc/vanilla/mix
 /project-test"]

 $ ghc --version
 The Glorious Glasgow Haskell Compilation System, version 7.10.1

 $ cabal --version
 cabal-install version 1.22.2.0
 using version 1.22.2.0 of the Cabal library

 $ clang --version
 Apple LLVM version 6.0 (clang-600.0.57) (based on LLVM 3.5svn)
 Target: x86_64-apple-darwin14.3.0
 Thread model: posix

 OS X version 10.10.3

 Installed from home-brew and Haskell for Mac OS X both have the same
 problem.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10259>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler