[Bug target/110625] [14 Regression][AArch64] Vect: SLP fails to vectorize a loop as the reduction_latency calculated by new costs is too large

[tnfchris at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110625

Tamar Christina <tnfchris at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[AArch64] Vect: SLP fails   |[14 Regression][AArch64]
                   |to vectorize a loop as the  |Vect: SLP fails to
                   |reduction_latency           |vectorize a loop as the
                   |calculated by new costs is  |reduction_latency
                   |too large                   |calculated by new costs is
                   |                            |too large
           Priority|P3                          |P1

--- Comment #21 from Tamar Christina <tnfchris at gcc dot gnu.org> ---
It looks like this is a GCC 14 regression, GCC 13 is 16% faster.