File patch0005-mincoming-stack-boundary.patch of Package neko

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File patch0005-mincoming-stack-boundary.patch of Package neko (Revision f06973618901c689ed137952b282910a)

Currently displaying revision f06973618901c689ed137952b282910a , Show latest

From 4b78044643c459a63bc87f6eadd50991df0301c7 Mon Sep 17 00:00:00 2001
From: Andy Li <andy@onthewings.net>
Date: Mon, 6 Jun 2016 22:22:57 +0000
Subject: [PATCH] only use -mincoming-stack-boundary when it is available

---
 CMakeLists.txt | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e7b4b7d..e78d1a6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,7 @@
 cmake_minimum_required(VERSION 2.8.7)
 
 include(GNUInstallDirs)
+include(CheckCCompilerFlag)
 project(neko C)
 
 set(CMAKE_OSX_ARCHITECTURES x86_64)
@@ -211,7 +212,13 @@ if(UNIX)
 
 	# https://github.com/HaxeFoundation/neko/pull/17
 	if(CMAKE_SIZEOF_VOID_P EQUAL 4)
-		add_compile_options(-mincoming-stack-boundary=2)
+		check_c_compiler_flag(-mincoming-stack-boundary=2 HAS_MINCOMING_STACK_BOUNDARY)
+		check_c_compiler_flag(-mstack-alignment=2 HAS_MSTACK_ALIGNMENT)
+		if(HAS_MINCOMING_STACK_BOUNDARY)
+			add_compile_options(-mincoming-stack-boundary=2)
+		elseif(HAS_MSTACK_ALIGNMENT)
+			add_compile_options(-mstack-alignment=2)
+		endif()
 	endif()
 
 	find_package(PkgConfig REQUIRED)

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File patch0005-mincoming-stack-boundary.patch of Package neko (Revision f06973618901c689ed137952b282910a)

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