[foreign-memaccess+abi] RFR: 8265185: make sure all code snippets in jdk.incubator.foreign javadoc comments are proper

[Jorn Vernee]

On Wed, 14 Apr 2021 12:03:54 GMT, Athijegannathan Sundararajan <sundar at openjdk.org> wrote:

> checked by compiling code snippets

src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/package-info.java line 175:

> 173: ResourceScope scope = ... // initialize a resource scope object
> 174: MemoryAddress addr = ... //obtain address from native code
> 175: int x = MemoryAccess.getIntAtOffset(MemorySegment.allocateNative(scope), addr.toRawLongValue());

Shouldn't this use `globalNativeSegment` instead? We don't have an allocateNative overload that just takes a scope.

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PR: https://git.openjdk.java.net/panama-foreign/pull/501