From 51c16605dd1ae3450eb3c8a4dfad3402391fdbad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ada=20Gottenstr=C3=A4ter?= <nunuu@gmx.net>
Date: Mon, 16 Jan 2023 22:51:26 +0100
Subject: [PATCH] Conditionalize short sequences with same branch target

---
 backends/asm/optimize_ir.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/backends/asm/optimize_ir.c b/backends/asm/optimize_ir.c
index 4bca8d281..a1ea29457 100644
--- a/backends/asm/optimize_ir.c
+++ b/backends/asm/optimize_ir.c
@@ -2619,6 +2619,9 @@ static int IsSafeShortForwardJump(IR *irbase) {
             if (ir->opc == OPC_LABEL) {
                 if (ir->dst == target) return n;
                 else return 0;
+            } else if ((curfunc->optimize_flags & OPT_EXPERIMENTAL) && ir->opc == OPC_JUMP && ir->dst == target && ir->cond == irbase->cond) {
+                // Found jump that goes where we want to go, anyways.
+                return n;
             }
             // BRK instruction cannot be conditionalized??
             if (ir->opc == OPC_BREAK) {