Avoid using fabs for std::complex

diff --git a/tests/umfpack/umfpack_09_complex.cc b/tests/umfpack/umfpack_09_complex.cc
index d7ed8028f2a01f808c3d5d905fb635bc54cb4d36..1326b7fbc911c05c33e1ec59120e9e2fbebc2669 100644 (file)
--- a/tests/umfpack/umfpack_09_complex.cc
+++ b/tests/umfpack/umfpack_09_complex.cc
@@ -141,7 +141,7 @@ test()
                                  1 + i +
                                    i * (j + 1) * (j + 1)); // imaginary part
           solution(j) *=
-            1. * (j + j * (i + 1) * (i + 1)) / std::fabs(solution(j));
+            1. * (j + j * (i + 1) * (i + 1)) / std::abs(solution(j));
         }
 
       // Then choose as rhs for the linear system the vector