RFR: 8253891: Debug x86_32 builds fail after JDK-8239090

[Thomas Stuefe]

On Thu, 1 Oct 2020 10:14:22 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

> Looks good. I like the plural of bitness.
> jlong is signed and intptr_t is unsigned, but I don't think that is a problem here. I see a gtest for the
> exact_log2_long testing all bits. Would be clearer though to have an uint64_t variant.

Oh never mind the last remark. The intptr_t variant was signed too, so we do not change anything for 64bit.

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PR: https://git.openjdk.java.net/jdk/pull/455