[Bug middle-end/79297] [7 Regression] ICE (segfault) in main_block_label

[doko at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79297

--- Comment #1 from Matthias Klose <doko at gcc dot gnu.org> ---
Created attachment 40630
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40630&action=edit
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