[jdk17u-dev] RFR: 8319372: C2 compilation fails with "Bad immediate dominator info"

[Goetz Lindenmaier]

On Thu, 7 Mar 2024 16:05:10 GMT, Goetz Lindenmaier <goetz at openjdk.org> wrote:

> I backport this for parity with 17.0.12-oracle.
> 
> The change just removes one local optimization pattern in C2. 
> The change did not apply well as there are differences in comment
> and whitespace, and a different error message. 
> 
> Code wise the outermost if()  differs.
> As the inner pattern matching is the same, the problem
> exists similarly in 11.
> 
> Tests pass.

GHA-failure: known Risc-V infra issue. Unrelated.

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PR Comment: https://git.openjdk.org/jdk17u-dev/pull/2274#issuecomment-1987904995