pushed: [RFA/commit] (Ada) -var-update crash for variable whose type is a reference to changeable

[Joel Brobecker]

Hello everyone,

A quick email to say I re-tested this patch on x86_64-linux, and then
pushed it to master.

> gdb/ChangeLog:
> 
> 	* ada-varobj.c (ada_value_is_changeable_p): Add handling of
>         TYPE_CODE_REF types.
> 
> gdb/testsuite/ChangeLog:
> 
>         * gdb.ada/mi_ref_changeable: New testcase.

Thank you,
-- 
Joel