[commit: ghc] wip/nfs-locking: Fix AppVeyor (c8b08a2)

[git at git.haskell.org]

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

On branch  : wip/nfs-locking
Link       : http://ghc.haskell.org/trac/ghc/changeset/c8b08a2231e4b8e34f45bf0a983f39fb0b075b6c/ghc

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commit c8b08a2231e4b8e34f45bf0a983f39fb0b075b6c
Author: Andrey Mokhov <andrey.mokhov at gmail.com>
Date:   Wed Aug 2 00:56:08 2017 +0100

    Fix AppVeyor
    
    See #336


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c8b08a2231e4b8e34f45bf0a983f39fb0b075b6c
 appveyor.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/appveyor.yml b/appveyor.yml
index b80008c..3b2e43b 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -26,6 +26,7 @@ install:
 
 build_script:
     # Build Hadrian
+    - stack build alex happy # Otherwise 'stack build' fails on AppVeyor
     - stack build
 
     # Run internal Hadrian tests