Integrated: 8369187: Add wrapper for <new> that forbids use of global allocation and deallocation functions

[Kim Barrett]

On Wed, 12 Nov 2025 05:49:27 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> 8369187: Add wrapper for <new> that forbids use of global allocation and deallocation functions
> 
> Please review this change that adds `cppstdlib/new.hpp` as a wrapper for
> including `<new>`. All existing inclusions of `<new>` are changed to include
> the new wrapper.
> 
> In additional to including `<new>`, this wrapper also provides deprecation
> declarations to prevent the use of some facilities by HotSpot code.
> 
> However, those deprecations need to be conditionalized to not apply to gtests,
> so this change also adds a macro definition provided by the build system for
> use in detecting that a header is being included by a gtest.
> 
> Testing: mach5 tier1

This pull request has now been integrated.

Changeset: f5bc6ee9
Author:    Kim Barrett <kbarrett at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/f5bc6ee90d73da00cab5cad283b9517c692bc895
Stats:     207 lines in 15 files changed: 187 ins; 20 del; 0 mod

8369187: Add wrapper for <new> that forbids use of global allocation and deallocation functions

Reviewed-by: stefank, erikj, jrose

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PR: https://git.openjdk.org/jdk/pull/28250