[commit: ghc] ghc-8.0: users-guide: Add index entry for "environment file" (72ab618)

[git at git.haskell.org]

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

On branch  : ghc-8.0
Link       : http://ghc.haskell.org/trac/ghc/changeset/72ab618325cd7d6556ab03822e6758dcb10e0ed6/ghc

>---------------------------------------------------------------

commit 72ab618325cd7d6556ab03822e6758dcb10e0ed6
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Sun May 1 13:21:55 2016 +0200

    users-guide: Add index entry for "environment file"
    
    (cherry picked from commit 5a7149711a7c15a3434dd8e19bea77c57ff9879d)


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72ab618325cd7d6556ab03822e6758dcb10e0ed6
 docs/users_guide/packages.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/users_guide/packages.rst b/docs/users_guide/packages.rst
index c9e2ea4..77f23c5 100644
--- a/docs/users_guide/packages.rst
+++ b/docs/users_guide/packages.rst
@@ -1279,6 +1279,7 @@ Package environments
 
 .. index::
    single: package environments
+   single: environment file
 
 A *package environment file* is a file that tells ``ghc`` precisely which
 packages should be visible. It can be used to create environments for ``ghc``