https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106713
--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jason Merrill <ja...@gcc.gnu.org>: https://gcc.gnu.org/g:a961ad1b13b9c294d4565344912b8e35ba71b369 commit r13-2524-ga961ad1b13b9c294d4565344912b8e35ba71b369 Author: Arsen ArsenoviÄ <ar...@aarsen.me> Date: Sun Sep 4 21:04:23 2022 +0200 c++: top level bind when rewriting coroutines [PR106188] In the edge case of a coroutine not containing any locals, the ifcd/switch temporaries would get added to the coroutine frame, corrupting its layout. To prevent this, we can make sure there is always a BIND_EXPR at the top of the function body, and thus, always a place for our new temporaries to go without interfering with the coroutine frame. PR c++/106188 - Incorrect frame layout after transforming conditional statement without top-level bind expression PR c++/106713 - if (co_await ...) crashes with a jump to ud2 PR c++/106188 PR c++/106713 gcc/cp/ChangeLog: * coroutines.cc (coro_rewrite_function_body): Ensure we have a BIND_EXPR wrapping the function body. gcc/testsuite/ChangeLog: * g++.dg/coroutines/pr106188.C: New test. Signed-off-by: Arsen ArsenoviÄ <ar...@aarsen.me>
