RFR: 8314265: Fix -Wconversion warnings in miscellaneous runtime code

[Coleen Phillimore]

On Thu, 10 Aug 2023 20:31:20 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> Fix MaxElementPrintSize and casts. Also fixed miscellaneous -Wconversion warnings in runtime code.  This is the last one I'm going to do for runtime for a while.
> Tested with tier1-4.

src/hotspot/share/utilities/elfFile.cpp line 1426:

> 1424:         return false;
> 1425:       }
> 1426:       _state->_discriminator = static_cast<uint32_t>(discriminator);

@chhagedorn These fields are declared as 32 bits but are read out of the dwarf info as 64 bits.  Should they be 64 bits?

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PR Review Comment: https://git.openjdk.org/jdk/pull/15233#discussion_r1295772547