From d47fcdc34902e3adae786d2b7a977f962767e8ec Mon Sep 17 00:00:00 2001
From: Joshua Warner <joshuawarner32@gmail.com>
Date: Tue, 29 Jul 2014 19:29:29 -0600
Subject: [PATCH] fix ubuntu precise mingw math.h problems

---
 classpath/java-lang.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/classpath/java-lang.cpp b/classpath/java-lang.cpp
index ae378e45d1..9784f127a3 100644
--- a/classpath/java-lang.cpp
+++ b/classpath/java-lang.cpp
@@ -8,7 +8,6 @@
    There is NO WARRANTY for this software.  See license.txt for
    details. */
 
-#include "math.h"
 #include "stdlib.h"
 #include "time.h"
 #include "string.h"
@@ -19,6 +18,11 @@
 #include "fcntl.h"
 #include "ctype.h"
 
+// Make sure M_* constants (in particular M_E) are exposed in math.h.
+// This was a problem on the default mingw install on ubuntu precise
+#undef __STRICT_ANSI__
+#include "math.h"
+
 #ifdef PLATFORM_WINDOWS
 
 #include "windows.h"