RFR: 8334713: WebKit build failed on LoongArch64 because currentStackPointer is undefined

[Kevin Rushforth]

On Fri, 21 Jun 2024 09:02:43 GMT, Ao Qi <aoqi at openjdk.org> wrote:

> This problem has been fixed [upstream](https://github.com/WebKit/WebKit/pull/23282). This patch merges the fix in advance.
> 
> Error log:
> 
> 
> /some_dir/jfx/modules/javafx.web/src/main/native/Source/WTF/wtf/StackPointer.cpp:140:2: error: #error "Unsupported platform: need implementation of currentStackPointer."
>   140 | #error "Unsupported platform: need implementation of currentStackPointer."
>       | ^~~~~
> make[2]: *** [Source/WTF/wtf/CMakeFiles/WTF.dir/build.make:1098: Source/WTF/wtf/CMakeFiles/WTF.dir/StackPointer.cpp.o] Error 1
> make[2]: *** Waiting for unfinished jobs....
> make[1]: *** [CMakeFiles/Makefile2:360: Source/WTF/wtf/CMakeFiles/WTF.dir/all] Error 2

Reviewers: @jaybhaskar @kevinrushforth

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PR Comment: https://git.openjdk.org/jfx/pull/1482#issuecomment-2182563557