[Bug testsuite/87433] [9 Regression] gcc.dg/zero_bits_compound-1.c and gcc.target/aarch64/ashltidisi.c tests fail after combine two to two instruction patch on aarch64

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87433

--- Comment #4 from Segher Boessenkool <segher at gcc dot gnu.org> ---
I agree with all of that.