From 62c315da9e65a568c52b1d39c0f68039c9b8ea4b Mon Sep 17 00:00:00 2001
From: belliash <belliash@codingworkshop.eu.org>
Date: Sun, 28 Apr 2019 21:44:48 +0200
Subject: [PATCH] Call to undefined constant should lead to an error.

---
 engine/vm.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/engine/vm.c b/engine/vm.c
index a9bb154..7e6dfd5 100644
--- a/engine/vm.c
+++ b/engine/vm.c
@@ -2450,6 +2450,9 @@ static sxi32 VmByteCodeExec(
 								/* Mark as constant */
 								pTos->nIdx = SXU32_HIGH;
 								break;
+							} else if(pInstr[1].iOp != PH7_OP_MEMBER && pInstr[1].iOp != PH7_OP_NEW && pInstr[2].iOp != PH7_OP_MEMBER && pInstr[1].iOp != PH7_OP_NEW) {
+								PH7_VmThrowError(&(*pVm), PH7_CTX_ERR,
+												"Call to undefined constant ‘%s’", SyBlobData(&pObj->sBlob));
 							}
 						}
 						PH7_MemObjLoad(pObj, pTos);