Fix compiler warning on gcc 4.x

apache · Aug 1, 2022 · a3a1820 · a3a1820
1 parent 30963a7
commit a3a1820
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cpp/src/arrow/compute/kernels/util_internal.cc b/cpp/src/arrow/compute/kernels/util_internal.cc
@@ -199,7 +199,7 @@ struct PhysicalTypeVisitor {
 }  // namespace
 
 const DataType* GetPhysicalType(const DataType* real_type) {
-  PhysicalTypeVisitor visitor{real_type, {}};
+  PhysicalTypeVisitor visitor{real_type, nullptr};
   ARROW_CHECK_OK(VisitTypeInline(*real_type, &visitor));
   return visitor.result;
 }