[commit: ghc] master: Data.List: Unterse/Obvious comment regarding CPP (e0d4386)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/e0d4386e23a1f67d03fbe67f37ed112830858680/ghc

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

commit e0d4386e23a1f67d03fbe67f37ed112830858680
Author: Alexander Berntsen <alexander at plaimi.net>
Date:   Fri Jul 18 23:56:00 2014 -0500

    Data.List: Unterse/Obvious comment regarding CPP
    
    Test Plan: validate
    
    Reviewers: austin
    
    Reviewed By: austin
    
    Subscribers: phaskell, simonmar, relrod, carter
    
    Differential Revision: https://phabricator.haskell.org/D77


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

e0d4386e23a1f67d03fbe67f37ed112830858680
 libraries/base/Data/List.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/base/Data/List.hs b/libraries/base/Data/List.hs
index a5e52e5..2cd9a3b 100644
--- a/libraries/base/Data/List.hs
+++ b/libraries/base/Data/List.hs
@@ -216,7 +216,7 @@ import GHC.Real
 import GHC.List
 import GHC.Base
 
-infix 5 \\ -- comment to fool cpp
+infix 5 \\ -- comment to fool cpp: https://www.haskell.org/ghc/docs/latest/html/users_guide/options-phases.html#cpp-string-gaps
 
 -- -----------------------------------------------------------------------------
 -- List functions