[Bug middle-end/104721] currently_expanding_gimple_stmt isn't cleared properly

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104721

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 52528
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52528&action=edit
A patch

I am testing this.