From dc3b3eaeb35520abaec1ee3a104253f91a14acde Mon Sep 17 00:00:00 2001
From: Ben Clayton <bclayton@google.com>
Date: Tue, 26 Nov 2019 17:56:42 +0000
Subject: [PATCH] CMakeLists.txt: Disable MSVC warning from third_party

`nlohmann/json` raises a `size_t` to `int` MSVC warning that will fail the build if `CPPDAP_WARNINGS_AS_ERRORS` is enabled.
Given that this is not our code, the best we can do is to make an exception for this warning.
---
 CMakeLists.txt | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 995e80a..b8eda57 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -98,7 +98,12 @@ function(cppdap_set_target_options target)
 
     # Disable specific, pedantic warnings
     if(MSVC)
-        target_compile_options(${target} PRIVATE "-D_CRT_SECURE_NO_WARNINGS")
+        target_compile_options(${target} PRIVATE
+            "-D_CRT_SECURE_NO_WARNINGS"
+
+            # Warnings from nlohmann/json headers.
+            "/wd4267" # 'argument': conversion from 'size_t' to 'int', possible loss of data
+        )
     endif()
 
     # Treat all warnings as errors