[libc++] Consistently replace `::new(__p) T` with `::new ((void*)__p) T`. NFCI.

Everywhere, normalize the whitespace to `::new (EXPR) T`.
Everywhere, normalize the spelling of the cast to `(void*)EXPR`.

Without the cast to `(void*)`, the expression triggers ADL on GCC.
(I think this is a GCC bug: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98249)
Even if it doesn't trigger ADL, it still seems incorrect to use any argument
that's not exactly `(void*)` because that opens the possibility of overload
resolution picking a user-defined overload of `operator new`, which would be
wrong.

Differential Revision: https://reviews.llvm.org/D93153

GitOrigin-RevId: be4c657b010c3fd850ca5cfcee0f96b464740523
diff --git a/include/valarray b/include/valarray
index 9654cd5..787d8ac 100644
--- a/include/valarray
+++ b/include/valarray
@@ -2753,7 +2753,7 @@
         __r.__begin_ =
             __r.__end_ = allocator<result_type>().allocate(__n);
         for (size_t __i = 0; __i != __n; ++__r.__end_, ++__i)
-            ::new (__r.__end_) result_type(__expr_[__i]);
+            ::new ((void*)__r.__end_) result_type(__expr_[__i]);
     }
     return __r;
 }
@@ -2774,7 +2774,7 @@
         {
 #endif  // _LIBCPP_NO_EXCEPTIONS
             for (size_t __n_left = __n; __n_left; --__n_left, ++__end_)
-                ::new (__end_) value_type();
+                ::new ((void*)__end_) value_type();
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -2808,7 +2808,7 @@
         {
 #endif  // _LIBCPP_NO_EXCEPTIONS
             for (size_t __n_left = __n; __n_left; ++__end_, ++__p, --__n_left)
-                ::new (__end_) value_type(*__p);
+                ::new ((void*)__end_) value_type(*__p);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -2833,7 +2833,7 @@
         {
 #endif  // _LIBCPP_NO_EXCEPTIONS
             for (value_type* __p = __v.__begin_; __p != __v.__end_; ++__end_, ++__p)
-                ::new (__end_) value_type(*__p);
+                ::new ((void*)__end_) value_type(*__p);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -2871,7 +2871,7 @@
 #endif  // _LIBCPP_NO_EXCEPTIONS
             size_t __n_left = __n;
             for (const value_type* __p = __il.begin(); __n_left; ++__end_, ++__p, --__n_left)
-                ::new (__end_) value_type(*__p);
+                ::new ((void*)__end_) value_type(*__p);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -2900,7 +2900,7 @@
 #endif  // _LIBCPP_NO_EXCEPTIONS
             size_t __n_left = __n;
             for (const value_type* __p = __sa.__vp_; __n_left; ++__end_, __p += __sa.__stride_, --__n_left)
-                ::new (__end_) value_type(*__p);
+                ::new ((void*)__end_) value_type(*__p);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -2929,7 +2929,7 @@
             const value_type* __s = __ga.__vp_;
             for (_Ip __i = __ga.__1d_.__begin_, __e = __ga.__1d_.__end_;
                     __i != __e; ++__i, ++__end_)
-                ::new (__end_) value_type(__s[*__i]);
+                ::new ((void*)__end_) value_type(__s[*__i]);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -2958,7 +2958,7 @@
             const value_type* __s = __ma.__vp_;
             for (_Ip __i = __ma.__1d_.__begin_, __e = __ma.__1d_.__end_;
                     __i != __e; ++__i, ++__end_)
-                ::new (__end_) value_type(__s[*__i]);
+                ::new ((void*)__end_) value_type(__s[*__i]);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -2987,7 +2987,7 @@
             const value_type* __s = __ia.__vp_;
             for (_Ip __i = __ia.__1d_.__begin_, __e = __ia.__1d_.__end_;
                     __i != __e; ++__i, ++__end_)
-                ::new (__end_) value_type(__s[*__i]);
+                ::new ((void*)__end_) value_type(__s[*__i]);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)
@@ -3269,7 +3269,7 @@
     {
         __r.__begin_ = __r.__end_ = allocator<value_type>().allocate(__n);
         for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n)
-            ::new (__r.__end_) value_type(+*__p);
+            ::new ((void*)__r.__end_) value_type(+*__p);
     }
     return __r;
 }
@@ -3284,7 +3284,7 @@
     {
         __r.__begin_ = __r.__end_ = allocator<value_type>().allocate(__n);
         for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n)
-            ::new (__r.__end_) value_type(-*__p);
+            ::new ((void*)__r.__end_) value_type(-*__p);
     }
     return __r;
 }
@@ -3299,7 +3299,7 @@
     {
         __r.__begin_ = __r.__end_ = allocator<value_type>().allocate(__n);
         for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n)
-            ::new (__r.__end_) value_type(~*__p);
+            ::new ((void*)__r.__end_) value_type(~*__p);
     }
     return __r;
 }
@@ -3314,7 +3314,7 @@
     {
         __r.__begin_ = __r.__end_ = allocator<bool>().allocate(__n);
         for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n)
-            ::new (__r.__end_) bool(!*__p);
+            ::new ((void*)__r.__end_) bool(!*__p);
     }
     return __r;
 }
@@ -3649,11 +3649,11 @@
             __te = __r.__begin_ + __n;
         }
         for (; __r.__end_ != __tb; ++__r.__end_)
-            ::new (__r.__end_) value_type();
+            ::new ((void*)__r.__end_) value_type();
         for (; __r.__end_ != __te; ++__r.__end_, ++__sb)
-            ::new (__r.__end_) value_type(*__sb);
+            ::new ((void*)__r.__end_) value_type(*__sb);
         for (__te = __r.__begin_ + __n; __r.__end_ != __te; ++__r.__end_)
-            ::new (__r.__end_) value_type();
+            ::new ((void*)__r.__end_) value_type();
     }
     return __r;
 }
@@ -3670,9 +3670,9 @@
         __i %= static_cast<int>(__n);
         const value_type* __m = __i >= 0 ? __begin_ + __i : __end_ + __i;
         for (const value_type* __s = __m; __s != __end_; ++__r.__end_, ++__s)
-            ::new (__r.__end_) value_type(*__s);
+            ::new ((void*)__r.__end_) value_type(*__s);
         for (const value_type* __s = __begin_; __s != __m; ++__r.__end_, ++__s)
-            ::new (__r.__end_) value_type(*__s);
+            ::new ((void*)__r.__end_) value_type(*__s);
     }
     return __r;
 }
@@ -3687,7 +3687,7 @@
     {
         __r.__begin_ = __r.__end_ = allocator<value_type>().allocate(__n);
         for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n)
-            ::new (__r.__end_) value_type(__f(*__p));
+            ::new ((void*)__r.__end_) value_type(__f(*__p));
     }
     return __r;
 }
@@ -3702,7 +3702,7 @@
     {
         __r.__begin_ = __r.__end_ = allocator<value_type>().allocate(__n);
         for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n)
-            ::new (__r.__end_) value_type(__f(*__p));
+            ::new ((void*)__r.__end_) value_type(__f(*__p));
     }
     return __r;
 }
@@ -3733,7 +3733,7 @@
         {
 #endif  // _LIBCPP_NO_EXCEPTIONS
             for (size_t __n_left = __n; __n_left; --__n_left, ++__end_)
-                ::new (__end_) value_type(__x);
+                ::new ((void*)__end_) value_type(__x);
 #ifndef _LIBCPP_NO_EXCEPTIONS
         }
         catch (...)