[Bug target/104529] [12 Regression] inefficient codegen around new/delete

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104529

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
>From what I can see, this setting of TREE_READONLY has been added in
r9-869-g5603790dbf233c31c60 aka PR85873 fix.