covariance: Fix const-ness of covariance_calculate[_unnormalized] retval.

[pspp-builds.git] / src / language / stats / regression.q

diff --git a/src/language/stats/regression.q b/src/language/stats/regression.q
index e5b86ea2bc84a024a9f2503796b16a3654c8a2d1..b6ee6aaada8cb551f95a436fba119621076b620e 100644 (file)
--- a/src/language/stats/regression.q
+++ b/src/language/stats/regression.q
@@ -810,7 +810,7 @@ fill_covariance (gsl_matrix *cov, struct covariance *all_cov,
   size_t dep_subscript;
   size_t *rows;
   const gsl_matrix *ssizes;
-  const gsl_matrix *cm;
+  gsl_matrix *cm;
   const gsl_matrix *mean_matrix;
   const gsl_matrix *ssize_matrix;
   double result = 0.0;