[commit: ghc] master: Refer to the wiki page in the "Make has restarted itself n times" error (83a9f4f)

[Ian Lynagh]

Repository : http://darcs.haskell.org/ghc.git/

On branch  : master

https://github.com/ghc/ghc/commit/83a9f4f4cc3d1358d76a4b3815f0d567560b35e7

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

commit 83a9f4f4cc3d1358d76a4b3815f0d567560b35e7
Author: Ian Lynagh <ian at well-typed.com>
Date:   Sun May 19 20:44:32 2013 +0100

    Refer to the wiki page in the "Make has restarted itself n times" error
    
    Fixes #7592.

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

 ghc.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ghc.mk b/ghc.mk
index 6ed553c..7b66cfd 100644
--- a/ghc.mk
+++ b/ghc.mk
@@ -80,7 +80,7 @@ default : all
 ifeq      "$(MAKE_RESTARTS)" ""
 else ifeq "$(MAKE_RESTARTS)" "1"
 else
-$(error Make has restarted itself $(MAKE_RESTARTS) times; is there a makefile bug?)
+$(error Make has restarted itself $(MAKE_RESTARTS) times; is there a makefile bug? See http://hackage.haskell.org/trac/ghc/wiki/Building/Troubleshooting#Makehasrestarteditself3timesisthereamakefilebug for details)
 endif
 
 ifneq "$(CLEANING)" "YES"