msvc is a very bad terrible no good compiler

Author: ericniebler

include/stdexec/__detail/__variant.hpp

@@ -46,6 +46,12 @@ namespace stdexec {
   struct __monostate { };
 
   namespace __var {
+    template <class _Ty>
+    STDEXEC_ATTRIBUTE(host, device, always_inline)
+    void __destroy_at(_Ty *ptr) noexcept {
+      ptr->~_Ty();
+    }
+
     STDEXEC_ATTRIBUTE(host, device)
     inline auto __mk_index_guard(std::size_t &__index, std::size_t __new) noexcept {
       __index = __new;
@@ -83,7 +89,7 @@ namespace stdexec {
       STDEXEC_ATTRIBUTE(host, device) void __destroy() noexcept {
         auto __index = std::exchange(__index_, __variant_npos);
         if (__variant_npos != __index) {
-          ((_Is == __index ? (void) static_cast<_Ts *>(__get_ptr())->~_Ts() : void(0)), ...);
+          ((_Is == __index ? __var::__destroy_at(static_cast<_Ts *>(__get_ptr())) : void(0)), ...);
         }
       }