From 5d7e44a3cd3ff8ce26d8cb3e8790e302623b9746 Mon Sep 17 00:00:00 2001
From: Simon Rozman <simon@rozman.si>
Date: Fri, 8 Dec 2023 14:20:56 +0100
Subject: [PATCH] parser: address Code Analysis warning

Nice catch: when calling with basic_bol::match(nullptr, 5, 5), the
method addresses null[4].

Turned this condition into debug assert, as (nullptr, 5, 5) is invalid
input parameter combination.
---
 include/stdex/parser.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/stdex/parser.hpp b/include/stdex/parser.hpp
index 4b65944f5..3f1a2ec8c 100644
--- a/include/stdex/parser.hpp
+++ b/include/stdex/parser.hpp
@@ -625,6 +625,7 @@ namespace stdex
 				_In_ size_t end = SIZE_MAX,
 				_In_ int flags = match_default)
 			{
+				_Assume_(text || !end);
 				_Assume_(text || start >= end);
 				bool r = start == 0 || (start <= end && stdex::islbreak(text[start - 1]));
 				if ((r && !m_invert) || (!r && m_invert)) {