From 5f5181021e50e830bc4a88cfd3f5249ad962619b Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keithw@vmware.com>
Date: Thu, 7 May 2009 08:00:42 +0100
Subject: [PATCH] scons: mingw is broken with -O1 and higher

---
 scons/gallium.py | 2 ++
 scons/generic.py | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/scons/gallium.py b/scons/gallium.py
index 696ddd025ff..c7e74d7e599 100644
--- a/scons/gallium.py
+++ b/scons/gallium.py
@@ -317,6 +317,8 @@ def generate(env):
     if gcc:
         if debug:
             cflags += ['-O0', '-g3']
+        elif env['toolchain'] == 'crossmingw':
+            cflags += ['-O0', '-g3'] # mingw 4.2.1 optimizer is broken
         else:
             cflags += ['-O3', '-g3']
         if env['profile']:
diff --git a/scons/generic.py b/scons/generic.py
index 03563e4c620..29ddf76d6ff 100644
--- a/scons/generic.py
+++ b/scons/generic.py
@@ -398,6 +398,8 @@ def generate(env):
     if gcc:
         if debug:
             ccflags += ['-O0', '-g3']
+        elif env['toolchain'] == 'crossmingw':
+            ccflags += ['-O0', '-g3'] # mingw 4.2.1 optimizer is broken
         else:
             ccflags += ['-O3', '-g0']
         if env['profile']:
-- 
2.30.2