commit 88b1e9409cbeee59ab3e795013d7c4939fc14d44
author Nikolas Klauser <nikolasklauser@berlin.de> Fri Nov 04 17:01:22 2022 +0100
committer Copybara-Service <copybara-worker@google.com> Tue Nov 22 11:41:52 2022 -0800
tree 1d9d5c856d0737f1703bf824f52ade60b01d22ec
parent 25fbc470cc0bd612a892f832a419710b608f9991

[libc++][math.h] Remove some code duplication

Reviewed By: ldionne, #libc

Spies: libcxx-commits

Differential Revision: https://reviews.llvm.org/D137500

NOKEYCHECK=True
GitOrigin-RevId: c702264762e2d349209a2e474e2992bd090ab1a9

include/math.h

diff --git a/include/math.h b/include/math.h
index 94b0a61..c4cf661 100644
--- a/include/math.h
+++ b/include/math.h
@@ -316,6 +316,7 @@
 
 #    ifdef signbit
 #      undef signbit
+#    endif // signbit
 
 template <class _A1>
 inline _LIBCPP_HIDE_FROM_ABI typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
@@ -337,34 +338,11 @@
   return false;
 }
 
-#    elif defined(_LIBCPP_MSVCRT)
-
-template <typename _A1>
-inline _LIBCPP_HIDE_FROM_ABI typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
-signbit(_A1 __x) _NOEXCEPT {
-  return ::signbit(__x);
-}
-
-template <class _A1>
-inline _LIBCPP_HIDE_FROM_ABI
-    typename std::enable_if< std::is_integral<_A1>::value && std::is_signed<_A1>::value, bool>::type
-    signbit(_A1 __x) _NOEXCEPT {
-  return __x < 0;
-}
-
-template <class _A1>
-inline _LIBCPP_HIDE_FROM_ABI
-    typename std::enable_if< std::is_integral<_A1>::value && !std::is_signed<_A1>::value, bool>::type
-    signbit(_A1) _NOEXCEPT {
-  return false;
-}
-
-#    endif // signbit
-
 // fpclassify
 
 #    ifdef fpclassify
 #      undef fpclassify
+#    endif // fpclassify
 
 template <class _A1>
 inline _LIBCPP_HIDE_FROM_ABI typename std::enable_if<std::is_floating_point<_A1>::value, int>::type
@@ -378,22 +356,6 @@
   return __x == 0 ? FP_ZERO : FP_NORMAL;
 }
 
-#    elif defined(_LIBCPP_MSVCRT)
-
-template <typename _A1>
-inline _LIBCPP_HIDE_FROM_ABI typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
-fpclassify(_A1 __x) _NOEXCEPT {
-  return ::fpclassify(__x);
-}
-
-template <class _A1>
-inline _LIBCPP_HIDE_FROM_ABI typename std::enable_if<std::is_integral<_A1>::value, int>::type
-fpclassify(_A1 __x) _NOEXCEPT {
-  return __x == 0 ? FP_ZERO : FP_NORMAL;
-}
-
-#    endif // fpclassify
-
 // isfinite
 
 #    ifdef isfinite