Fix a bug in scalar reduction launching kernels with empty domains (#606

)
nv-legate · Sep 26, 2022 · b0c3dfd · b0c3dfd
1 parent 331c896
commit b0c3dfd
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/cunumeric/execution_policy/reduction/scalar_reduction.cuh b/src/cunumeric/execution_policy/reduction/scalar_reduction.cuh
@@ -52,6 +52,8 @@ struct ScalarReductionPolicy<VariantKind::GPU, LG_OP, Tag> {
                                                         const LHS& identity,
                                                         Kernel&& kernel)
   {
+    if (0 == volume) return;
+
     auto stream = get_cached_stream();
 
     const size_t blocks = (volume + THREADS_PER_BLOCK - 1) / THREADS_PER_BLOCK;