cross compilers [was build failure of sorts]

[peterz@xxxxxxxxxxxxx (Peter Zijlstra)]

On Tue, Jun 21, 2016 at 11:45:37AM +0200, Peter Zijlstra wrote:

> Should arc-*-* list gdb in their noconfigdirs like many other archs do
> too?

Something like so I suppose.

---
 configure.ac |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 4977d97..464eab5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1088,8 +1088,9 @@ case "${target}" in
   sh*-*-pe|mips*-*-pe|*arm-wince-pe)
     noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
     ;;
+    # The arc target doesn't support gdb yet.
   arc-*-*|arceb-*-*)
-    noconfigdirs="$noconfigdirs target-libgloss"
+    noconfigdirs="$noconfigdirs gdb target-libgloss"
     ;;
   arm-*-pe*)
     noconfigdirs="$noconfigdirs target-libgloss"