Restore GMX_FORCE_UPDATE_DEFAULT_GPU environment varible check

This line was accidently removed during unrelated refactoring
in 75c17a76b69c1ade1f29fdce9fe2f6dd78221c1d .

diff --git a/src/gromacs/mdrun/runner.cpp b/src/gromacs/mdrun/runner.cpp
index 65384951cebdb2610715d8a4dda5cdbb1f025f89..3d3a1bcf38618e74bd50895af6096ad73db9ae4f 100644 (file)
--- a/src/gromacs/mdrun/runner.cpp
+++ b/src/gromacs/mdrun/runner.cpp
@@ -209,6 +209,7 @@ static DevelopmentFeatureFlags manageDevelopmentFeatures(const gmx::MDLogger& md
     devFlags.enableGpuBufferOps =
             GMX_GPU_CUDA && useGpuForNonbonded && (getenv("GMX_USE_GPU_BUFFER_OPS") != nullptr);
     devFlags.enableGpuHaloExchange = GMX_GPU_CUDA && GMX_THREAD_MPI && getenv("GMX_GPU_DD_COMMS") != nullptr;
+    devFlags.forceGpuUpdateDefault = (getenv("GMX_FORCE_UPDATE_DEFAULT_GPU") != nullptr);
     devFlags.enableGpuPmePPComm =
             GMX_GPU_CUDA && GMX_THREAD_MPI && getenv("GMX_GPU_PME_PP_COMMS") != nullptr;