Update source/particles/generators.cc

Co-Authored-By: Daniel Arndt <arndtd@ornl.gov>

diff --git a/source/particles/generators.cc b/source/particles/generators.cc
index d767559d3d23550b6e8a44ec252c37cc4c6e579d..1ccc31fc712a33a570efed15194526b1fc7f6c36 100644 (file)
--- a/source/particles/generators.cc
+++ b/source/particles/generators.cc
@@ -311,9 +311,9 @@ namespace Particles
 
         // Calcualate number of local particles
         const types::particle_index end_particle_id =
-          llround(static_cast<double>(n_particles_to_create) *
-                  ((local_start_weight + local_weight_integral) /
-                   global_weight_integral));
+          std::llround(static_cast<double>(n_particles_to_create) *
+                       ((local_start_weight + local_weight_integral) /
+                        global_weight_integral));
         n_local_particles = end_particle_id - start_particle_id;
 
         if (random_cell_selection)