[commit: ghc] master: aclocal.m4: fix == bashism in FIND_LLVM_PROG (0fa4240)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/0fa4240249058f327cfd283f9da2deb8dff664f1/ghc

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

commit 0fa4240249058f327cfd283f9da2deb8dff664f1
Author: Tuncer Ayaz <tuncer.ayaz at gmail.com>
Date:   Mon Jan 12 05:14:45 2015 -0600

    aclocal.m4: fix == bashism in FIND_LLVM_PROG
    
    Reviewers: austin, erikd
    
    Reviewed By: erikd
    
    Subscribers: erikd, carter, thomie
    
    Projects: #ghc
    
    Differential Revision: https://phabricator.haskell.org/D590


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

0fa4240249058f327cfd283f9da2deb8dff664f1
 aclocal.m4 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aclocal.m4 b/aclocal.m4
index 6caa10a..6933e6f 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -2072,7 +2072,7 @@ AC_DEFUN([XCODE_VERSION],[
 #
 AC_DEFUN([FIND_LLVM_PROG],[
     FP_ARG_WITH_PATH_GNU_PROG_OPTIONAL_NOTARGET([$1], [$2], [$3])
-    if test "$$1" == ""; then
+    if test "$$1" = ""; then
         save_IFS=$IFS
         IFS=":;"
         for p in ${PATH}; do