[Bug tree-optimization/108552] Linux i386 kernel 5.14 memory corruption for pre_compound_page() when gcov is enabled

[feng.tang at intel dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108552

--- Comment #38 from Tang, Feng <feng.tang at intel dot com> ---
Created attachment 54368
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54368&action=edit
objdump of  prep_compound_page() with patch in comment 35