Check for libitm support at top-level.

[thirdparty/gcc.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 4bca6d82f4650e4003c4d79e02b6552fb410ae26..0a30880ef98544978c1e2ab619c635e9c1dfea1e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -493,22 +493,15 @@ if test x$enable_libgomp = x ; then
     esac
 fi
 
-# Disable libitm on non POSIX hosted systems.
-if test x$enable_libitm = x ; then
-    # Enable libitm by default on hosted POSIX systems.
-    case "${target}" in
-    *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu)
-       ;;
-    *-*-netbsd* | *-*-freebsd* | *-*-openbsd*)
-       ;;
-    *-*-solaris2* | *-*-sysv4* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
-       ;;
-    *-*-darwin* | *-*-aix*)
-       ;;
-    *)
+# Disable libitm on unsupported hosted systems.
+if test x$enable_libitm = x; then
+   AC_MSG_CHECKING([for libitm support])
+   if (. ${srcdir}/libitm/configure.tgt; test -n "$UNSUPPORTED"); then
+       AC_MSG_RESULT([no])
        noconfigdirs="$noconfigdirs target-libitm"
-       ;;
-    esac
+   else
+       AC_MSG_RESULT([yes])
+   fi
 fi
 
 # Disable libssp for some systems.