RFR: 8341880: RISC-V: riscv_vector.h native build fails with gcc13 after JDK-8320500

[Hamlin Li]

On Thu, 10 Oct 2024 14:02:08 GMT, Fei Yang <fyang at openjdk.org> wrote:

> FYI: I see they claim LLVM 17+ from the page:

That's great, then it should be fine to just check the compiler version and enable `-march=rv64gcv` conditaionally.

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PR Comment: https://git.openjdk.org/jdk/pull/21442#issuecomment-2405223609