https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110744
--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Kewen Lin <li...@gcc.gnu.org>: https://gcc.gnu.org/g:a6654c08fde11890d621fa7831180d410054568a commit r14-2694-ga6654c08fde11890d621fa7831180d410054568a Author: Kewen Lin <li...@linux.ibm.com> Date: Fri Jul 21 00:18:19 2023 -0500 sccvn: Correct the index of bias for IFN_LEN_STORE [PR110744] Commit r14-2267-gb8806f6ffbe72e adjusts the arguments order of LEN_STORE from {len,vector,bias} to {len,bias,vector}, in order to make them consistent with LEN_MASK_STORE and MASK_STORE. But it missed to update the related handlings in tree-ssa-sccvn.cc, it caused the failure shown in PR 110744. This patch is to fix the related handlings with the correct index. PR tree-optimization/110744 gcc/ChangeLog: * tree-ssa-sccvn.cc (vn_reference_lookup_3): Correct the index of bias operand for ifn IFN_LEN_STORE.