From e5c91b4e9553401392c0cb39e9a479e11cc582df Mon Sep 17 00:00:00 2001
From: Mark Borgerding <mark@borgerding.net>
Date: Wed, 2 Dec 2009 17:23:09 -0500
Subject: removed troublesome M_PI and M_PIl constants

---
 unsupported/test/FFT.cpp | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

(limited to 'unsupported/test/FFT.cpp')

diff --git a/unsupported/test/FFT.cpp b/unsupported/test/FFT.cpp
index 4a6d495cc..3e4126522 100644
--- a/unsupported/test/FFT.cpp
+++ b/unsupported/test/FFT.cpp
@@ -45,13 +45,10 @@ complex<long double>  promote(long double x) { return complex<long double>( x);
         long double totalpower=0;
         long double difpower=0;
         cerr <<"idx\ttruth\t\tvalue\t|dif|=\n";
+        long double pi = acos(-1);
         for (size_t k0=0;k0<size_t(fftbuf.size());++k0) {
             complex<long double> acc = 0;
-#ifdef _GNU_SOURCE
-            long double phinc = -2.*k0* M_PIl / timebuf.size();
-#else
-            long double phinc = -2.*k0* M_PI / timebuf.size();
-#endif
+            long double phinc = -2.*k0* pi / timebuf.size();
             for (size_t k1=0;k1<size_t(timebuf.size());++k1) {
                 acc +=  promote( timebuf[k1] ) * exp( complex<long double>(0,k1*phinc) );
             }
-- 
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