From 373811f2bb0f20407eafeb0263d649a023987128 Mon Sep 17 00:00:00 2001
From: drmortalwombat <90205530+drmortalwombat@users.noreply.github.com>
Date: Sat, 3 Jun 2023 18:23:35 +0200
Subject: [PATCH] Report error if void result used in condition

---
 oscar64/InterCodeGenerator.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/oscar64/InterCodeGenerator.cpp b/oscar64/InterCodeGenerator.cpp
index 3d335fb..a1fb3e6 100644
--- a/oscar64/InterCodeGenerator.cpp
+++ b/oscar64/InterCodeGenerator.cpp
@@ -3721,7 +3721,10 @@ void InterCodeGenerator::TranslateLogic(Declaration* procType, InterCodeProcedur
 		ExValue	vr = TranslateExpression(procType, proc, block, exp, nullptr, nullptr, inlineMapper);
 		vr = Dereference(proc, exp, block, vr);
 
-		InterInstruction	*	ins = new InterInstruction(exp->mLocation, IC_BRANCH);
+		if (!vr.mType->IsSimpleType())
+			mErrors->Error(exp->mLocation, EERR_INCOMPATIBLE_TYPES, "Not a valid condition value");
+				
+		InterInstruction* ins = new InterInstruction(exp->mLocation, IC_BRANCH);
 		ins->mSrc[0].mType = InterTypeOf(vr.mType);
 		ins->mSrc[0].mTemp = vr.mTemp;
 		block->Append(ins);