https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126271
--- Comment #2 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <[email protected]>: https://gcc.gnu.org/g:6e3bda5937eab9120635e5ddf15c7e332db69583 commit r17-2554-g6e3bda5937eab9120635e5ddf15c7e332db69583 Author: Richard Biener <[email protected]> Date: Thu Jul 16 15:20:25 2026 +0200 target/126271 - honor v2df_reduction_prefer_haddpd better The following makes sure to honor v2df_reduction_prefer_haddpd when expanding reduc_plus_scal_V2DF via ix86_expand_reduc. There is test coverage in gcc.target/i386/pr54400.c PR target/126271 * config/i386/i386-expand.cc (ix86_expand_reduc): Honor TARGET_V2DF_REDUCTION_PREFER_HADDPD and expand via gen_sse3_haddv2df3.
