https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112600
--- Comment #23 from Li Pan <pan2.li at intel dot com> --- (In reply to Uroš Bizjak from comment #22) > (In reply to Li Pan from comment #21) > > > Looks the f2 can vectorized to sat_add from upstream now, may be impacted by > > recent changes. Let me add one test for this target x86. > > Unfortunately, I still get the same code as in Comment #18. Tried "-O2 > -ftree-vectorize" and -O3. > > gcc version 15.0.0 20241111 (experimental) [master r15-5078-g42a2df0b798] > (GCC) Oh, I see. Seems I called the scalar sat_add instead of sat_add2 from loop, let me have a try.