From 795cc35b8d357825944665f99d824f9c4cd0ca28 Mon Sep 17 00:00:00 2001
From: Peter Feerick <pfeerick@users.noreply.github.com>
Date: Thu, 16 Jan 2025 07:37:45 +1000
Subject: [PATCH] chore: quieten CMake unused variable warning (#5785)

---
 radio/src/CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/radio/src/CMakeLists.txt b/radio/src/CMakeLists.txt
index a0dc25011..0ec0575c6 100644
--- a/radio/src/CMakeLists.txt
+++ b/radio/src/CMakeLists.txt
@@ -480,6 +480,9 @@ if(NATIVE_BUILD)
   return()
 endif()
 
+# Silence CMake 2.8+ warning about unused variable (ie. if specified when not relevant)
+set(ignore_USE_UNSUPPORTED_TOOLCHAIN "${USE_UNSUPPORTED_TOOLCHAIN}")
+
 if(NOT USE_UNSUPPORTED_TOOLCHAIN AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL "14.2.1")
   message("CPP Compiler: ${CMAKE_CXX_COMPILER}, version ${CMAKE_CXX_COMPILER_VERSION}")
   message(FATAL_ERROR "Only Arm GNU Toolchain version 14.2.rel1 is supported!!")