[libcxx-commits] [PATCH] D137500: [libc++][math.h] Remove some code duplication

[Nikolas Klauser via Phabricator via libcxx-commits]

philnik created this revision.
philnik added reviewers: ldionne, Mordante, var-const, huixie90.
Herald added a project: All.
philnik requested review of this revision.
Herald added a project: libc++.
Herald added a subscriber: libcxx-commits.
Herald added a reviewer: libc++.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D137500

Files:
  libcxx/include/math.h


Index: libcxx/include/math.h
===================================================================
--- libcxx/include/math.h
+++ libcxx/include/math.h
@@ -314,6 +314,7 @@
 
 #    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
@@ -335,34 +336,11 @@
   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
@@ -376,22 +354,6 @@
   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


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