Merge pull request #261 from dfm-anthropic:default-constructor

PiperOrigin-RevId: 839837531
Change-Id: I104b959c491a8ae86abd16a072a305bc91856b74

Author: copybara-github

tensorstore/util/bfloat16.h

@@ -79,10 +79,7 @@ float Bfloat16ToFloat(BFloat16 v);
 /// \ingroup Data types
 class BFloat16 {
  public:
-  /// Zero initialization.
-  ///
-  /// \id zero
-  constexpr BFloat16() : rep_(0) {}
+  BFloat16() = default;
 
   /// Possibly lossy conversion from any type convertible to `float`.
   ///

tensorstore/util/float8.h

@@ -85,8 +85,7 @@ class Float8Base {
 
  public:
   static constexpr int kBits = 8;
-
-  constexpr Float8Base() : rep_(0) {}
+  Float8Base() = default;
 
   template <typename T>
   explicit Float8Base(T i,

tensorstore/util/int2.h

@@ -48,10 +48,7 @@ constexpr int8_t SignedTrunc2(int8_t x) {
 /// \ingroup Data types
 class Int2Padded {
  public:
-  /// Zero initialization.
-  ///
-  /// \id zero
-  constexpr Int2Padded() : rep_(0) {}
+  Int2Padded() = default;
 
   /// Possibly lossy conversion from any type convertible to `int8_t`.
   ///

tensorstore/util/int4.h

@@ -49,10 +49,7 @@ constexpr int8_t SignedTrunc4(int8_t x) {
 /// \ingroup Data types
 class Int4Padded {
  public:
-  /// Zero initialization.
-  ///
-  /// \id zero
-  constexpr Int4Padded() : rep_(0) {}
+  Int4Padded() = default;
 
   /// Possibly lossy conversion from any type convertible to `int8_t`.
   ///