[GHC] #9049: Expose srcLoc from the assertion architecture to allow better error messages

[GHC]

#9049: Expose srcLoc from the assertion architecture to allow better error
messages
-------------------------------------+-------------------------------------
              Reporter:  nh2         |            Owner:  gridaphobe
                  Type:  feature     |           Status:  patch
  request                            |        Milestone:
              Priority:  normal      |          Version:  7.8.2
             Component:  Compiler    |         Keywords:
            Resolution:              |     Architecture:  Unknown/Multiple
      Operating System:              |       Difficulty:  Unknown
  Unknown/Multiple                   |       Blocked By:
       Type of failure:              |  Related Tickets:
  None/Unknown                       |
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D578   |
-------------------------------------+-------------------------------------
Changes (by gridaphobe):

 * status:  new => patch
 * differential:   => Phab:D578


Comment:

 I've sent a patch that implements
 [wiki:ExplicitCallStack/ImplicitLocations] to Phab
 (https://phabricator.haskell.org/D578).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9049#comment:19>
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