From 944d14c9151f6b20145de0cdae38e366e73c9432 Mon Sep 17 00:00:00 2001
From: Jukka Ojanen <jukka.ojanen@linkotec.net>
Date: Thu, 7 Apr 2016 12:01:57 +0300
Subject: If the system is not ARM or x86 based, we will have invalid set of
 compiler flags

---
 CMakeLists.txt | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8c21185..2028c03 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -82,11 +82,13 @@ if(HAVE_UNISTD_H)
   add_definitions(-DHAVE_UNISTD_H)
 endif(HAVE_UNISTD_H)
 
+# backup flags
+set(CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS})
+
 # Determinate if we are cross-compiling
 if(NOT CMAKE_CROSSCOMPILING)
   if(CMAKE_SYSTEM_PROCESSOR MATCHES "^arm")
     # Determinate ARM architecture
-    set(CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS})
 
     # Try to execute quietly without messages
     set(CMAKE_REQUIRED_QUIET 1)
@@ -230,8 +232,6 @@ if(NOT CMAKE_CROSSCOMPILING)
       endif(NOT HARDFP_SUPPORTED)
     endif(NOT NEON_HARDFP_SUPPORTED AND NOT NEON_SOFTFP_SUPPORTED)
   else()
-    set(CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS})
-
     # enable SSE code generation
     if(CMAKE_COMPILER_IS_GNUCC)
       set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS_SAVE} -msse")
@@ -294,6 +294,9 @@ else()
   # TODO: Add detections for compiler support and headers
 endif(NOT CMAKE_CROSSCOMPILING)
 
+# restore flags
+set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS_SAVE})
+
 # compiler settings
 if(MSVC)
   # enable all warnings but also disable some..
-- 
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