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build native-gcc using untared dependancies within gcc source tree * src/native-gcc.mk: untar gmp, mpc, mpfr, cloog and isl into the gcc source tree before configure and build, set sysroot. * src/native-binutils.mk: set sysroot path. * src/mingw-w64-1-math-h.patch, mingw-w64-2-float-h.patch: New files.
author John Donoghue <john.donoghue@ieee.org>
date Fri, 21 Feb 2014 06:05:39 -0500
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This file is part of MXE.
See index.html for further information.

This patch was taken from:
https://sourceforge.net/p/mingw-w64/code/6479/

--- a/mingw-w64-headers/crt/math.h
+++ b/mingw-w64-headers/crt/math.h
@@ -36,7 +36,7 @@
 #endif
 #endif
 
-#ifndef __STRICT_ANSI__
+#if !defined(__STRICT_ANSI__) || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 
 #define M_E		2.7182818284590452354
 #define M_LOG2E		1.4426950408889634074
 #define M_LOG10E	0.43429448190325182765