Add a default constructor to Array4D

PiperOrigin-RevId: 293904686 Change-Id: I6520442ad0e808a1c6b8a5ea13e2849a06c00d1e
2020-02-07 15:12:10 -08:00 · 2020-02-07 15:12:10 -08:00 · 74c743506d
commit 74c743506d
parent 8ff354d254
1 changed files with 2 additions and 0 deletions
--- a/tensorflow/compiler/xla/array4d.h
+++ b/tensorflow/compiler/xla/array4d.h
@ -54,6 +54,8 @@ namespace xla {
 template <typename T>
 class Array4D : public Array<T> {
 public:
+  Array4D() : Array<T>(std::vector<int64>{0, 0, 0, 0}) {}
+
  // Creates a 4D array, uninitialized values.
  Array4D(int64 planes, int64 depth, int64 height, int64 width)
      : Array<T>(std::vector<int64>{planes, depth, height, width}) {}