From 58725127b4989e08fecd227e22a19e5472feef20 Mon Sep 17 00:00:00 2001
From: swiftnav-svc-jenkins
 <42622338+swiftnav-svc-jenkins@users.noreply.github.com>
Date: Tue, 9 Apr 2024 15:30:18 -0700
Subject: [PATCH] cmake - enable c++20 Adds checks for whether the toolchain in
 use is using libc++ and if it only has an experimental version of
 memory_resource

Essentially this is necessary to support building c++17/20 with older clangs using libc++.

Triggered-By:	cmake	117b3f73f44f81ead09320c4bd0aa7fce94a5e39
Upstream-PR:	http://github.com/swift-nav/cmake/pull/173
---
 cmake/common | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/common b/cmake/common
index 436d339a..117b3f73 160000
--- a/cmake/common
+++ b/cmake/common
@@ -1 +1 @@
-Subproject commit 436d339a34ec658b3877a17fd461f0fb742e41d4
+Subproject commit 117b3f73f44f81ead09320c4bd0aa7fce94a5e39