From 8cace3f05003c6cb4d38c36890055f03151c2ad4 Mon Sep 17 00:00:00 2001
From: Richard Qin <richard.qin.x@gmail.com>
Date: Fri, 16 Oct 2026 02:39:56 +0800
Subject: Remove old code

Signed-off-by: Richard Qin <richard.qin.x@gmail.com>
---
 lib/ktl/include/cmath | 53 ---------------------------------------------------
 1 file changed, 53 deletions(-)
 delete mode 100644 lib/ktl/include/cmath

(limited to 'lib/ktl/include/cmath')

diff --git a/lib/ktl/include/cmath b/lib/ktl/include/cmath
deleted file mode 100644
index 13b8e6b..0000000
--- a/lib/ktl/include/cmath
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright 2021 The Fuchsia Authors
-//
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file or at
-// https://opensource.org/licenses/MIT
-
-#ifndef ZIRCON_KERNEL_LIB_KTL_INCLUDE_CMATH_
-#define ZIRCON_KERNEL_LIB_KTL_INCLUDE_CMATH_
-
-// The kernel doesn't want this file but some libc++ headers we need
-// wind up including it.  They don't actually most of the math
-// declarations except under #if conditions that aren't true.
-
-#include <__config>
-#include <type_traits>
-
-_LIBCPP_BEGIN_NAMESPACE_STD
-
-// These are used in templates that won't ever be instantiated in kernel code.
-
-template <typename T>
-constexpr bool isinf(T&& x) {
-  static_assert(!is_same_v<T, T>, "must not be instantiated in kernel code");
-  return false;
-}
-
-template <typename T>
-constexpr bool isnan(T&& x) {
-  static_assert(!is_same_v<T, T>, "must not be instantiated in kernel code");
-  return false;
-}
-
-template <typename T>
-constexpr bool signbit(T&& x) {
-  static_assert(!is_same_v<T, T>, "must not be instantiated in kernel code");
-  return false;
-}
-
-template <typename T>
-constexpr T frexp(T&& x, int* exponent) {
-  static_assert(!is_same_v<T, T>, "must not be instantiated in kernel code");
-  return x;
-}
-
-template <typename T>
-constexpr auto ceil(T&& x) {
-  static_assert(!is_same_v<T, T>, "must not be instantiated in kernel code");
-  return x;
-}
-
-_LIBCPP_END_NAMESPACE_STD
-
-#endif  // ZIRCON_KERNEL_LIB_KTL_INCLUDE_CMATH_
-- 
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