RFR: 8337416: Fix -Wzero-as-null-pointer-constant warnings in misc. runtime code

Tue Jul 30 05:26:31 UTC 2024

On Tue, 30 Jul 2024 03:34:18 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Please review this (perhaps trivial?) change that removes some uses of literal
> 0 as a null pointer constant in misc. runtime code.  Most are changed to use
> nullptr. 
> 
> Testing: mach5 tier1

Looks Good!

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

Marked as reviewed by jwaters (Committer).

PR Review: https://git.openjdk.org/jdk/pull/20383#pullrequestreview-2206668559