This adds Ada support to the cc-with-tweaks.exp board file, so that we
can test Ada this way.  The cc-with-tweaks.sh script already works
reasonably well as a wrapper for gnatmake.
gdb/testsuite/ChangeLog
2019-09-10  Tom Tromey  <tromey@adacore.com>
	* boards/cc-with-tweaks.exp: Set GNATMAKE_FOR_TARGET.
+2019-09-10  Tom Tromey  <tromey@adacore.com>
+
+       * boards/cc-with-tweaks.exp: Set GNATMAKE_FOR_TARGET.
+
 2019-09-10  Tom Tromey  <tromey@adacore.com>
 
        * gdb.ada/dgopt.exp: New file.
 
 process_multilib_options ""
 set found_gcc [find_gcc]
 set found_gxx [find_g++]
+set found_gnatmake [find_gnatmake]
 set_board_info compiler "$found_gcc"
 
 set contrib_dir [file normalize $srcdir/../contrib]
     set CXX_FOR_TARGET "$found_gxx"
 }
 set CXX_FOR_TARGET "$contrib_dir/cc-with-tweaks.sh $CC_WITH_TWEAKS_FLAGS $CXX_FOR_TARGET"
+if ![info exists GNATMAKE_FOR_TARGET] {
+    set GNATMAKE_FOR_TARGET "$found_gnatmake"
+}
+set GNATMAKE_FOR_TARGET "$contrib_dir/cc-with-tweaks.sh $CC_WITH_TWEAKS_FLAGS $GNATMAKE_FOR_TARGET"
 
 set pwd [exec pwd -P]
 exec echo $GDB $INTERNAL_GDBFLAGS $GDBFLAGS \"\$@\" > $pwd/gdb.sh