From 1e772c500e186fb21c80a475087ef117256ab066 Mon Sep 17 00:00:00 2001
From: Niels Dossche <niels.dossche@ugent.be>
Date: Sun, 12 Feb 2023 14:18:13 +0100
Subject: [PATCH] Fix SCCP use list update for op3

---
 ir_sccp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ir_sccp.c b/ir_sccp.c
index 4c91a41b..651b2386 100644
--- a/ir_sccp.c
+++ b/ir_sccp.c
@@ -324,7 +324,7 @@ static void ir_sccp_fold2(ir_ctx *ctx, ir_insn *_values, ir_ref ref, ir_bitqueue
 					}
 				}
 				if (insn->op3 != ctx->fold_insn.op3) {
-					if (!IR_IS_CONST_REF(insn->op3) && insn->op3 != ctx->fold_insn.op2 && insn->op3 != ctx->fold_insn.op2) {
+					if (!IR_IS_CONST_REF(insn->op3) && insn->op3 != ctx->fold_insn.op1 && insn->op3 != ctx->fold_insn.op2) {
 						ir_sccp_remove_from_use_list(ctx, insn->op3, ref);
 					}
 					if (!IR_IS_CONST_REF(ctx->fold_insn.op3) && ctx->fold_insn.op3 != insn->op1 && ctx->fold_insn.op3 != insn->op2) {