C#: Use Gvn comparison instead of StructuralComparisonConfiguration in UselessIsBeforeAs.
C#: Use Gvn comparison instead of StructuralComparisonConfiguration in UselessIsBeforeAs.

github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql,github/codeql