From 70e2bc5b16e6730e132dd3b3029223c6a950de77 Mon Sep 17 00:00:00 2001
From: arno <arno>
Date: Fri, 13 Oct 2000 16:24:31 +0000
Subject: [PATCH]         * polyfit.c: Input matrix got overwritten too soon,
 leading to NaN         results for Fourier Analysis.  Fix due to Daniele
 Gordini.

---
 src/maths/poly/polyfit.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/maths/poly/polyfit.c b/src/maths/poly/polyfit.c
index 44ba47cfa..f254d49a7 100644
--- a/src/maths/poly/polyfit.c
+++ b/src/maths/poly/polyfit.c
@@ -19,7 +19,7 @@ ft_polyfit(double *xdata, double *ydata, double *result,
 
     memset((char *) result, 0, n * sizeof(double));
     memset((char *) mat1, 0, n * n * sizeof (double));
-    memcpy((char *) ydata, (char *) mat2, n * sizeof (double));
+    memcpy((char *) mat2, (char *) ydata, n * sizeof (double));
 
     /* Fill in the matrix with x^k for 0 <= k <= degree for each point */
     l = 0;