From b0f0e11942618eadedd8995cbc91032cfe92fe77 Mon Sep 17 00:00:00 2001
From: Dan Foreman-Mackey <dfm@anthropic.com>
Date: Sat, 22 Nov 2025 13:01:03 -0500
Subject: [PATCH] Update custom numeric data types to use default constructor.

---
 tensorstore/util/bfloat16.h | 5 +----
 tensorstore/util/float8.h   | 3 +--
 tensorstore/util/int2.h     | 5 +----
 tensorstore/util/int4.h     | 5 +----
 4 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/tensorstore/util/bfloat16.h b/tensorstore/util/bfloat16.h
index 7ade462ca..881ee6079 100644
--- a/tensorstore/util/bfloat16.h
+++ b/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`.
   ///
diff --git a/tensorstore/util/float8.h b/tensorstore/util/float8.h
index 4e9630a65..c630b8356 100644
--- a/tensorstore/util/float8.h
+++ b/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,
diff --git a/tensorstore/util/int2.h b/tensorstore/util/int2.h
index 30ba3f8ac..c0e3d848a 100644
--- a/tensorstore/util/int2.h
+++ b/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`.
   ///
diff --git a/tensorstore/util/int4.h b/tensorstore/util/int4.h
index 6c9f4c792..b89e1a0fa 100644
--- a/tensorstore/util/int4.h
+++ b/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`.
   ///