* config/cloog.m4: Use AS_HELP_STRING and fix help formatting.

[pf3gnuchains/gcc-fork.git] / config / cloog.m4

diff --git a/config/cloog.m4 b/config/cloog.m4
index 96ebd4d..e1eb9e8 100644 (file)
--- a/config/cloog.m4
+++ b/config/cloog.m4
@@ -38,10 +38,9 @@ AC_DEFUN([CLOOG_INIT_FLAGS],
       [Specify the directory for the installed CLooG library])])
 
   AC_ARG_ENABLE(cloog-backend,
-    [  --enable-cloog-backend[=backend]
-                               isl: The cloog.org isl backend
-                               ppl-legacy: The legacy ppl backend - default
-                               ppl: The cloog.org ppl backend],
+    [AS_HELP_STRING(
+      [--enable-cloog-backend[[=BACKEND]]],
+      [set the CLooG BACKEND used to either isl, ppl or ppl-legacy (default)])],
     [ if   test "x${enableval}" = "xisl"; then
        cloog_backend=isl
       elif test "x${enableval}" = "xppl"; then