xfail box and vec debug info tests

Author: bleibig

src/test/debug-info/box.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// xfail-test
+
 // compile-flags:-Z extra-debug-info
 // debugger:set print pretty off
 // debugger:break 29

src/test/debug-info/vec.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// xfail-test
+
 // compile-flags:-Z extra-debug-info
 // debugger:set print pretty off
 // debugger:break 29