[Bug target/114978] [14/15 regression] 548.exchange2_r 14%-28% regressions on Loongarch64 after gcc 14 snapshot 20240317

[xry111 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114978

--- Comment #32 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
Or perhaps you can run a bisect.  Unfortunately I don't have SPEC access.