Fix clang warning on macOS

wesm · wesm · commit 0d3a7b39c40f · 2019-02-14T13:04:16.000-06:00
Change-Id: Ia083b00f529b9fc172694417e0e42cbe9b00b480
diff --git a/cpp/src/arrow/compute/kernels/cast.cc b/cpp/src/arrow/compute/kernels/cast.cc
@@ -1048,9 +1048,6 @@ class IdentityCast : public CastKernelBase {
     out->value = input.array()->Copy();
     return Status::OK();
   }
-
- private:
-  std::shared_ptr<DataType> out_type_;
 };
 
 class ZeroCopyCast : public CastKernelBase {

Original file line number	Diff line number	Diff line change
`@@ -1048,9 +1048,6 @@ class IdentityCast : public CastKernelBase {`
`1048`	`1048`	`out->value = input.array()->Copy();`
`1049`	`1049`	`return Status::OK();`
`1050`	`1050`	`}`
`1051`		`-`
`1052`		`- private:`
`1053`		`- std::shared_ptr<DataType> out_type_;`
`1054`	`1051`	`};`
`1055`	`1052`
`1056`	`1053`	`class ZeroCopyCast : public CastKernelBase {`