From f1683a290b7261e9bb099aa8f4548809218b31b7 Mon Sep 17 00:00:00 2001
From: George Marques <george@gmarqu.es>
Date: Sat, 16 Dec 2017 22:29:02 -0200
Subject: Add support for whole program optimization on MSVC

Since it's similar to LTO, it can be enabled by setting use_lto=yes.
---
 platform/windows/detect.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/platform/windows/detect.py b/platform/windows/detect.py
index 01eb50e69c..564359d743 100644
--- a/platform/windows/detect.py
+++ b/platform/windows/detect.py
@@ -188,6 +188,9 @@ def configure(env):
         else:
             VC_PATH = ""
 
+        if (env["use_lto"]):
+            env.Append(CCFLAGS=['/GL'])
+            env.Append(LINKFLAGS=['/LTCG'])
         if (env["openmp"]):
             env.Append(CPPFLAGS=['/openmp'])
 
-- 
cgit v1.2.3