RFR: 8344026: [s390x] ubsan failure: signed integer overflow in c1_LIRGenerator_s390.cpp [v2]

[Amit Kumar]

On Tue, 19 Nov 2024 05:32:36 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> It looks to me that aarch64 and arm have exactly the same issue. As mentioned in JBS, x86 and riscv already have similar checking as being proposed here. It would be nice if all platforms had exactly the same check, rather than some in one order and some in a different order.

@kimbarrett I have added changes for `aarch64` and `arm`. Please have a look  :-)

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PR Comment: https://git.openjdk.org/jdk/pull/22144#issuecomment-2486076583