[nitpick] don't use int instead of std::size_t.

[ginac.git] / ginac / matrix.cpp

diff --git a/ginac/matrix.cpp b/ginac/matrix.cpp
index 821e184d3acc0e8f014e67216f90aba91390778c..d108bd4c04be6bb315a3966c3f4a716d77a45504 100644 (file)
--- a/ginac/matrix.cpp
+++ b/ginac/matrix.cpp
@@ -1418,7 +1418,7 @@ int matrix::fraction_free_elimination(const bool det)
                // Searching the first non-zero element in-place here instead of calling
                // pivot() allows us to do no more substitutions and back-substitutions
                // than are actually necessary.
-               int indx = r0;
+               unsigned indx = r0;
                while ((indx<m) &&
                       (tmp_n[indx*n+c0].subs(srl, subs_options::no_pattern).expand().is_zero()))
                        ++indx;