Integrated: 8337243: Fix more -Wzero-as-null-pointer-constant warnings in compiler code

[Kim Barrett]

On Thu, 25 Jul 2024 23:59:54 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 compiler code. Most are changed to use nullptr.
> There are a couple where the better approach is to use a value-initialized
> object of the appropriate template parameter type.
> 
> Testing: mach5 tier1

This pull request has now been integrated.

Changeset: 4bcb8f04
Author:    Kim Barrett <kbarrett at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/4bcb8f04ed3623da7c84dda28017f473cbc97e53
Stats:     14 lines in 7 files changed: 0 ins; 0 del; 14 mod

8337243: Fix more -Wzero-as-null-pointer-constant warnings in compiler code

Reviewed-by: vlivanov, kvn

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PR: https://git.openjdk.org/jdk/pull/20343