Don't segfault when energy is not turned on

[simgrid.git] / src / surf / cpu_interface.cpp

diff --git a/src/surf/cpu_interface.cpp b/src/surf/cpu_interface.cpp
index 03cea6d..345ad6c 100644 (file)
--- a/src/surf/cpu_interface.cpp
+++ b/src/surf/cpu_interface.cpp
@@ -230,6 +230,8 @@ void Cpu::setState(e_surf_resource_state_t state)
 
 void Cpu::setVirtual(Cpu *physCpu)
 {
+  if (!surf_energy)
+         return;
   this->physCpu = physCpu;
   XBT_DEBUG("The CPU is virtual so associate the cpu energy to the physical cpu instead of creating a new one");
   std::map<Cpu*, CpuEnergy*>::iterator cpu_energy_it = surf_energy->find(physCpu);