[commit: ghc] master: Fix configure check for 9439 bug (1ec9113)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/1ec91133bbdfa018be3d203551818691f1c9e14d/ghc

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

commit 1ec91133bbdfa018be3d203551818691f1c9e14d
Author: Yuras Shumovich <shumovichy at gmail.com>
Date:   Tue Oct 7 08:49:13 2014 -0500

    Fix configure check for 9439 bug
    
    Summary: We should escape path to ghc.On wondows usually ghc comes from HP, which is installed somewhere in "...\Haskell Platform\..." Note space in the middle.
    
    Test Plan: not necessary
    
    Reviewers: rwbarton, hvr, austin
    
    Reviewed By: rwbarton, hvr, austin
    
    Subscribers: rwbarton, simonmar, ezyang, carter, thomie
    
    Projects: #ghc
    
    Differential Revision: https://phabricator.haskell.org/D304


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1ec91133bbdfa018be3d203551818691f1c9e14d
 configure.ac | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 7b59f78..f992c0d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -200,7 +200,7 @@ AC_MSG_CHECKING(whether bootstrap compiler is affected by bug 9439)
 echo "main = putStrLn \"%function\"" > conftestghc.hs
 
 # Check whether LLVM backend is default for this platform
-${WithGhc} conftestghc.hs 2>&1 >/dev/null
+"${WithGhc}" conftestghc.hs 2>&1 >/dev/null
 res=`./conftestghc`
 if test "x$res" == "x%object"
 then
@@ -217,7 +217,7 @@ fi
 
 # -fllvm is not the default, but set a flag so the Makefile can check
 # -for it in the build flags later on
-${WithGhc} -fforce-recomp -fllvm conftestghc.hs 2>&1 >/dev/null
+"${WithGhc}" -fforce-recomp -fllvm conftestghc.hs 2>&1 >/dev/null
 if test $? == 0
 then
     res=`./conftestghc`