[jdk25u] Withdrawn: 8367692: RISC-V: Align post call nop

[Fei Yang]

On Wed, 8 Oct 2025 07:09:12 GMT, Fei Yang <fyang at openjdk.org> wrote:

> Same issue exist in jdk25u repo as well. (Attention @robehn)
> Backport is not clean as we don't have fix for https://bugs.openjdk.org/browse/JDK-8358821 in this repo.
> So I have to keep `NativeIllegalInstruction::insert` as it is still used in this repo. This is removed in the original patch.
> 
> Testing: Run full tier1-tier3 tests with fastdebug build on linux-riscv64 platform.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk25u/pull/280