From 85f3f64b499ec31e80b6e041eb9c9b08eda5ffec Mon Sep 17 00:00:00 2001
From: Mehdi Chinoune <mehdi.chinoune@hotmail.com>
Date: Mon, 18 Oct 2021 16:43:05 +0100
Subject: [PATCH] [cmake] Only build for targets newer than TARGET

Build only for targets newer than TARGET when DYNAMIC_ARCH is enabled and a TARGET is selected.
I don't know how to implement this for Makefiles
---
 cmake/arch.cmake | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cmake/arch.cmake b/cmake/arch.cmake
index 57ee5a4fb..17cecd276 100644
--- a/cmake/arch.cmake
+++ b/cmake/arch.cmake
@@ -82,6 +82,10 @@ if (DYNAMIC_ARCH)
       set(DYNAMIC_CORE ${DYNAMIC_CORE} SKYLAKEX COOPERLAKE)
       string(REGEX REPLACE "-march=native" "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
     endif ()
+    if(TARGET)
+      list(FIND DYNAMIC_CORE ${TARGET} TARGET_INDEX)
+      list(SUBLIST DYNAMIC_CORE ${TARGET_INDEX} -1 DYNAMIC_CORE)
+    endif()
     if (DYNAMIC_LIST)
       set(DYNAMIC_CORE PRESCOTT ${DYNAMIC_LIST})
     endif ()