PR jit/66700: set TREE_ADDRESSABLE when building an ADDR_EXPR
gcc/jit/ChangeLog:
PR jit/66700
* jit-playback.c (jit_mark_addressable): New function.
(gcc::jit::playback::lvalue::get_address): Call
jit_mark_addressable on the underlying tree.
gcc/testsuite/ChangeLog:
PR jit/66700
* jit.dg/all-non-failing-tests.h: Add
test-pr66700-observing-write-through-ptr.c.
* jit.dg/test-pr66700-observing-write-through-ptr.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225248 138bc75d-0d04-0410-961f-82ee72b054a4