RFR: 8335843: C2 hits assert(_print_inlining_stream->size() > 0) failed: missing inlining msg

[Vladimir Ivanov]

On Thu, 18 Jul 2024 08:14:02 GMT, Roland Westrelin <roland at openjdk.org> wrote:

> This is similar to 8327741 but for method handle calls. When a method
> handle call can be resolved late so it can't be inlined but the target
> of the call is changed, no new inlining message is produced. The fix I
> propose is similar to the fix for 8327741. I also made a small change
> to the fix for 8327741 so `PrintInlining` now reports the resolved
> method. With:
> 
> 
>     static class A {
>         void m() {
> 
>         }
>     }
> 
>     static class B extends A {
>         void m() {
> 
>         }
>     }
> 
> 
> If the virtual call to `A.m()` is resolved to a call to
> `B.m()`. Before this change, the `PrintInlining` output reports a call
> to `A.m()` and now it reports the actual target `B.m()`.

Looks good.

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

Marked as reviewed by vlivanov (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/20230#pullrequestreview-2186752186