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Merge pull request #67 from lgtm-migrator/codeql

Add CodeQL workflow for GitHub code scanning

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Merge pull request #51 from swankjesse/jwilson.0321.negative_zero

Fix an unlikely corner case for negative zero

Merge pull request #46 from lemire/dlemire/more_ci

Adding clang/msys

Merge pull request #44 from lemire/dlemire/patch_solaris

Extending the fallback.

Merge pull request #43 from lemire/dlemire/fix_issue_42

fix issue 42

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