[libc] [llvm] [libc][math] Refactor fdim family to header-only (PR #182190)

[Muhammad Bassiouni via llvm-commits]

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@@ -0,0 +1,24 @@
+//===-- Implementation header for fdim --------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_FDIM_H
+#define LLVM_LIBC_SRC___SUPPORT_MATH_FDIM_H
+
+#include "src/__support/FPUtil/BasicOperations.h"
+#include "src/__support/macros/config.h"
+
+namespace LIBC_NAMESPACE_DECL {
+
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bassiounix wrote:

```suggestion
```

https://github.com/llvm/llvm-project/pull/182190