[Bug target/78748] [7 Regression] ICE in extract_insn, at recog.c:2311 (s390x-linux-gnu)

[vogt at linux dot vnet.ibm.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78748

--- Comment #4 from Dominik Vogt <vogt at linux dot vnet.ibm.com> ---
Regression test of a polished version of the patch is running.