commit 37a5b4fbc296902bcc9878222c78f8f1239eb27f
author Nikolas Klauser <nikolasklauser@berlin.de> Thu Oct 27 20:01:13 2022 +0200
committer Copybara-Service <copybara-worker@google.com> Thu Oct 27 16:11:09 2022 -0700
tree 22b74837d40f671e0310383ed936fd4396703ee5
parent 47b31179d10646029c260702650a25d24f555acc

[libc++][math.h] Remove unnecessary uses of __promote

Removes __promote when it's just the identity.

Reviewed By: ldionne, #libc

Spies: libcxx-commits, michaelplatings

Differential Revision: https://reviews.llvm.org/D136868

NOKEYCHECK=True
GitOrigin-RevId: f7b8f7273b0e34e493ce40ccd4b60795a4260408

include/math.h

diff --git a/include/math.h b/include/math.h
index ac57360..d5a7095 100644
--- a/include/math.h
+++ b/include/math.h
@@ -333,7 +333,7 @@
 typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
 signbit(_A1 __x) _NOEXCEPT
 {
-    return __libcpp_signbit((typename std::__promote<_A1>::type)__x);
+    return __libcpp_signbit(__x);
 }
 
 template <class _A1>
@@ -357,7 +357,7 @@
 typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
 signbit(_A1 __x) _NOEXCEPT
 {
-  return ::signbit(static_cast<typename std::__promote<_A1>::type>(__x));
+  return ::signbit(__x);
 }
 
 template <class _A1>
@@ -400,7 +400,7 @@
 typename std::enable_if<std::is_floating_point<_A1>::value, int>::type
 fpclassify(_A1 __x) _NOEXCEPT
 {
-    return __libcpp_fpclassify((typename std::__promote<_A1>::type)__x);
+    return __libcpp_fpclassify(__x);
 }
 
 template <class _A1>
@@ -416,7 +416,7 @@
 typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
 fpclassify(_A1 __x) _NOEXCEPT
 {
-  return ::fpclassify(static_cast<typename std::__promote<_A1>::type>(__x));
+  return ::fpclassify(__x);
 }
 
 template <class _A1>
@@ -540,7 +540,7 @@
 typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
 isnan(_A1 __x) _NOEXCEPT
 {
-    return __libcpp_isnan((typename std::__promote<_A1>::type)__x);
+    return __libcpp_isnan(__x);
 }
 
 template <class _A1>
@@ -588,7 +588,7 @@
 typename std::enable_if<std::is_floating_point<_A1>::value, bool>::type
 isnormal(_A1 __x) _NOEXCEPT
 {
-    return __libcpp_isnormal((typename std::__promote<_A1>::type)__x);
+    return __libcpp_isnormal(__x);
 }
 
 template <class _A1>