[Bug c/64136] gcc tree optimization removes basic block containing break condition

[ecd at brainaid dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64136

--- Comment #1 from Eddie C. Dost <ecd at brainaid dot de> ---
Created attachment 34153
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34153&action=edit
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