RFA: Unwind_Backtrace for ARM EABI

[Andrew Haley]

Jakub pointer out that we wer missing version info for
_Unwind_Backtrace.  After relinking the tests still work, so is this
OK for trunk?

Andrew.


2007-08-29  Andrew Haley  <aph@redhat.com>

        * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.

Index: config/arm/libgcc-bpabi.ver
===================================================================
--- config/arm/libgcc-bpabi.ver (revision 126985)
+++ config/arm/libgcc-bpabi.ver (working copy)
@@ -81,3 +81,10 @@
   # GNU-specific entry point.
   __gnu_unwind_frame
 }
+
+%exclude {
+  _Unwind_Backtrace
+}
+GCC_4.3.0 {
+  _Unwind_Backtrace
+}