This reverts the change as discussed. Bootstrapped and tested on x86_64-unknown-linux-gnu, pushed.
2022-07-01 Richard Biener <rguent...@suse.de> * tree-ssa-sccvn.cc (vn_reference_lookup_3): Revert back to using maybe_ne (off, -1). --- gcc/tree-ssa-sccvn.cc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/gcc/tree-ssa-sccvn.cc b/gcc/tree-ssa-sccvn.cc index c40c45ed840..f41d5031365 100644 --- a/gcc/tree-ssa-sccvn.cc +++ b/gcc/tree-ssa-sccvn.cc @@ -3243,12 +3243,12 @@ vn_reference_lookup_3 (ao_ref *ref, tree vuse, void *data_, poly_int64 extra_off = 0; if (j == 0 && i >= 0 && lhs_ops[0].opcode == MEM_REF - && known_ne (lhs_ops[0].off, -1)) + && maybe_ne (lhs_ops[0].off, -1)) { if (known_eq (lhs_ops[0].off, vr->operands[i].off)) i--, j--; else if (vr->operands[i].opcode == MEM_REF - && known_ne (vr->operands[i].off, -1)) + && maybe_ne (vr->operands[i].off, -1)) { extra_off = vr->operands[i].off - lhs_ops[0].off; i--, j--; -- 2.35.3