From 8be4790cea01095e44af030ad595944d3fb83063 Mon Sep 17 00:00:00 2001
From: Ivan Maidanski <ivmai@mail.ru>
Date: Fri, 27 Jan 2017 19:05:17 +0300
Subject: [PATCH] Support CFLAGS_EXTRA to pass extra user-defined compiler
 flags (MS VC)

* src/Makefile.msft: Remove commented out variable assignments.
* src/Makefile.msft (CFLAGS_EXTRA): New variable (empty by default).
* src/Makefile.msft (CFLAGS): Append CFLAGS_EXTRA value.
---
 src/Makefile.msft | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/Makefile.msft b/src/Makefile.msft
index 5959e1f..4c133e1 100644
--- a/src/Makefile.msft
+++ b/src/Makefile.msft
@@ -14,11 +14,10 @@
 # To install, copy atomic_ops.h and the atomic_ops/... tree to your favorite
 # include directory.
 
-#MY_CPU=X86
-#CPU=$(MY_CPU)
 #!include <ntwin32.mak>
 
-CFLAGS=-O2 -W3
+CFLAGS_EXTRA=
+CFLAGS=-O2 -W3 $(CFLAGS_EXTRA)
 
 LIB_OBJS=atomic_ops.obj atomic_ops_malloc.obj atomic_ops_stack.obj
 
-- 
2.50.0