On Sun, 13 Nov 2022 22:59:01 GMT, David Holmes <dhol...@openjdk.org> wrote:

>> After [JDK-8292008](https://bugs.openjdk.org/browse/JDK-8292008) and 
>> [JDK-8247283](https://bugs.openjdk.org/browse/JDK-8247283), some C and C++ 
>> code across the JDK can be replaced and simplified with cleaner language 
>> features that were previously not available due to required compatibility 
>> with the now unsupported Visual C++ 2017 compiler. These cleanups were 
>> highlighted by the very briefly integrated 8296115
>> 
>> No changes to the behaviour of the JDK has resulted in any way from this 
>> commit
>
> src/hotspot/os/windows/os_windows.hpp line 35:
> 
>> 33: class Thread;
>> 34: 
>> 35: static unsigned __stdcall thread_native_entry(Thread*);
> 
> Why was this removed? This is needed to correctly specify the call sequence 
> for the thread entry routine when used with `_beginThreadex`:
> https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/beginthread-beginthreadex?view=msvc-170

I'm not sure I follow, I didn't remove anything here?

> src/hotspot/share/utilities/compilerWarnings.hpp line 47:
> 
>> 45: #endif
>> 46: 
>> 47: #ifndef PRAGMA_DISABLE_VISCPP_WARNING
> 
> Why rename this from `MSVC` to `VISCPP`? IIRC the full name is Microsft 
> Visual Studio C++, so you new name is not obviously better and the change 
> just adds noise to the PR. Further `MSVC` matches what MS themselves use and 
> even the attribute namespace in C++11 is `MSVC`.
> Update: I see the inconsistency with `compilerWarnings_visCPP.hpp`

Yep, it was renamed since the file is also named VISCPP, and I felt that 
matching the names was a good style change

-------------

PR: https://git.openjdk.org/jdk/pull/11081

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