From 54c72c6d2495bed0ddd489954a95143bfddea0d0 Mon Sep 17 00:00:00 2001
From: John Kessenich <cepheus@frii.com>
Date: Wed, 18 Sep 2019 00:03:18 -0600
Subject: [PATCH] HLSL: Fix #1903 Catch 0-argument case to constructors.

---
 hlsl/hlslGrammar.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/hlsl/hlslGrammar.cpp b/hlsl/hlslGrammar.cpp
index 45cf5d59..8ab1a900 100755
--- a/hlsl/hlslGrammar.cpp
+++ b/hlsl/hlslGrammar.cpp
@@ -3221,6 +3221,11 @@ bool HlslGrammar::acceptConstructor(TIntermTyped*& node)
             return false;
         }
 
+        if (arguments == nullptr) {
+            expected("one or more arguments");
+            return false;
+        }
+
         // hook it up
         node = parseContext.handleFunctionCall(arguments->getLoc(), constructorFunction, arguments);