[libc-commits] [libc] [llvm] [libc][math] Refactor logf16 to header-only shared math (PR #175408)

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Sat Jan 10 22:16:46 PST 2026


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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- libc/shared/math/logf16.h libc/src/__support/math/logf16.h libc/shared/math.h libc/src/math/generic/logf16.cpp libc/test/shared/shared_math_test.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/libc/shared/math/logf16.h b/libc/shared/math/logf16.h
index 8d04d5a21..d7170b52e 100644
--- a/libc/shared/math/logf16.h
+++ b/libc/shared/math/logf16.h
@@ -1,4 +1,5 @@
-//===-- Shared logf16 function ------------------------------------*- C++ -*-===//
+//===-- Shared logf16 function ------------------------------------*- C++
+//-*-===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
diff --git a/libc/src/__support/math/logf16.h b/libc/src/__support/math/logf16.h
index ef88febec..86bb586c8 100644
--- a/libc/src/__support/math/logf16.h
+++ b/libc/src/__support/math/logf16.h
@@ -167,5 +167,4 @@ LIBC_INLINE float16 logf16(float16 x) {
 
 } // namespace LIBC_NAMESPACE_DECL
 
-
 #endif // LLVM_LIBC_SRC___SUPPORT_MATH_LOGF16_H
diff --git a/libc/src/math/generic/logf16.cpp b/libc/src/math/generic/logf16.cpp
index 1ae287fc9..7149081a8 100644
--- a/libc/src/math/generic/logf16.cpp
+++ b/libc/src/math/generic/logf16.cpp
@@ -11,8 +11,6 @@
 
 namespace LIBC_NAMESPACE_DECL {
 
-LLVM_LIBC_FUNCTION(float16, logf16, (float16 x)) {
-  return math::logf16(x);
-}
+LLVM_LIBC_FUNCTION(float16, logf16, (float16 x)) { return math::logf16(x); }
 
 } // namespace LIBC_NAMESPACE_DECL

``````````

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https://github.com/llvm/llvm-project/pull/175408


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