RFR (XS) 8233698: GCC 4.8.5 build failure after JDK-8233530

Thomas Stüfe thomas.stuefe at gmail.com
Wed Nov 6 11:55:36 UTC 2019


:(

Thanks for fixing.

Looks good and trivial. I will keep out of the discussion of whether or not
we should support gcc < 5. Personally, I think supporting it makes sense as
long as it does not hurt too much.

Thomas


On Wed, Nov 6, 2019 at 12:34 PM Aleksey Shipilev <shade at redhat.com> wrote:

> Bug:
>   https://bugs.openjdk.java.net/browse/JDK-8233698
>
> Our current RHEL-based CIs fail to compile jdk/jdk. That C++14 compat is
> the gift that keeps on
> giving! The fix is to get even deeper into the warning disabling story:
>
> diff -r bb2a436e616c src/hotspot/share/memory/operator_new.cpp
> --- a/src/hotspot/share/memory/operator_new.cpp Wed Nov 06 13:43:25 2019
> +0800
> +++ b/src/hotspot/share/memory/operator_new.cpp Wed Nov 06 12:31:23 2019
> +0100
> @@ -89,11 +89,13 @@
>    fatal("Should not call global delete []");
>  }
>
>  #ifdef __GNUG__
>  // Warning disabled for gcc 5.4
> +// Warning for unknown warning disabled for gcc 4.8.5
>  PRAGMA_DIAG_PUSH
> +PRAGMA_DISABLE_GCC_WARNING("-Wpragmas")
>  PRAGMA_DISABLE_GCC_WARNING("-Wc++14-compat")
>  #endif // __GNUG__
>
>  void operator delete(void* p, size_t size) throw() {
>    fatal("Should not call global sized delete");
>
> Testing: gcc 4.8.5 build
>
> --
> Thanks,
> -Aleksey
>
>


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