8013var parseOptions = TestOptions.RegularNext;

79var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 116comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 169comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, options: TestOptions.ReleaseExe); 198comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 315CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 367comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 425parseOptions: TestOptions.RegularNext); 455comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 486comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 516comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 546comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 577comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 610CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 659parseOptions: TestOptions.RegularNext); 693CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 723CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 890comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 971comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 1050comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 1278CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 1309CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 1343CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 1377CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 1411CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 1441CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 1471CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 3217CompileAndVerify(source, parseOptions: TestOptions.RegularNext, verify: Verification.FailsILVerify) 3521CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 3581CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 3644CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90).VerifyDiagnostics(expectedDiagnostics); 3707CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90).VerifyDiagnostics(expectedDiagnostics); 3764CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 3814CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 3942CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90).VerifyDiagnostics(expectedDiagnostics); 4027CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90).VerifyDiagnostics(expectedDiagnostics); 4680comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 4750var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 4790var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 4830var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 4954CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 4985CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 5027CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 5084CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 5155CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 5288comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 5507CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90).VerifyDiagnostics(expectedDiagnostics); 5543CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90).VerifyDiagnostics(expectedDiagnostics); 5699CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 5723var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 5955CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 6040var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6073var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6106var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 6139var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 6172var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6213var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6312verifyWithMissing(missingRosHelper, TestOptions.RegularNext); 6313verifyWithMissing(missingSpanHelper, TestOptions.RegularNext, expectedDiagnostics); 6385verifyWithMissing(missingRosHelper, TestOptions.RegularNext, expectedDiagnostics); 6386verifyWithMissing(missingSpanHelper, TestOptions.RegularNext); 6429var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6470var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6512var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 6553var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 6594var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6659var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6663comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 6722var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7232var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7236comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7375comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7406var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7456var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7528comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7620comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7816comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7843comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7927comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 7977comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8005comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8035comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8067var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 8100comp = CreateCompilationWithSpanAndMemoryExtensions([source1, source2], parseOptions: TestOptions.RegularNext); 8122parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 8139var comp = CreateCompilationWithSpanAndMemoryExtensions([source1, source4], parseOptions: TestOptions.RegularNext); 8172comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8211CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 8266comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8298comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8330comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8385comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8413var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8464var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8496var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net90); 8557var comp = CreateCompilationWithSpanAndMemoryExtensions([source1, source2], parseOptions: TestOptions.RegularNext); 8577comp = CreateCompilationWithSpanAndMemoryExtensions([source1, source3], parseOptions: TestOptions.RegularNext); 8619var comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8648var comp = CreateCompilationWithSpanAndMemoryExtensions([source1, source2], parseOptions: TestOptions.RegularNext); 8670comp = CreateCompilationWithSpanAndMemoryExtensions([source1, source3], parseOptions: TestOptions.RegularNext); 8701var comp = CreateCompilationWithSpanAndMemoryExtensions(source, targetFramework: TargetFramework.Net90, parseOptions: TestOptions.RegularNext); 8730comp = CreateCompilationWithSpanAndMemoryExtensions(source, targetFramework: TargetFramework.Net90, parseOptions: TestOptions.RegularNext); 8796comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext); 8863comp = CreateCompilationWithSpanAndMemoryExtensions(source, parseOptions: TestOptions.RegularNext);

63CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 90CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 129CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 198CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics(expectedDiagnostics); 247CreateCompilation(source, parseOptions: TestOptions.RegularNext).VerifyDiagnostics();

30320var libComp = CreateCompilation(libSrc, parseOptions: TestOptions.RegularNext); 30336comp = CreateCompilation(srcCompat, references: [libRef], parseOptions: TestOptions.RegularNext); 30365comp = CreateCompilation(src, references: [libRef], parseOptions: TestOptions.RegularNext); 33634comp = CreateCompilation(source, parseOptions: TestOptions.RegularNext);

17045comp = CreateCompilation(src + Buffer10Definition, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net80, options: TestOptions.ReleaseExe); 17095comp = CreateCompilation(src + Buffer10Definition, parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net80, options: TestOptions.ReleaseExe);

41comp = CreateCompilation([source, CompilerFeatureRequiredAttribute], parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net60); 3259comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 3262comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 4329comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 4332comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 7917comp = CreateCompilation([source, CompilerFeatureRequiredAttribute], parseOptions: TestOptions.RegularNext, targetFramework: TargetFramework.Net60); 12132comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 12135comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 12506comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 12509comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 13070comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 13073comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 13373comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 13376comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 13987comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 13990comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 14398comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 14401comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 15057comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 15060comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext); 15405comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.ReleaseExe, parseOptions: TestOptions.RegularNext); 15408comp2 = CreateCompilation([source2, CompilerFeatureRequiredAttribute], references: [fromMetadata ? comp1.EmitToImageReference() : comp1.ToMetadataReference()], options: TestOptions.DebugExe, parseOptions: TestOptions.RegularNext);

2534var comp = CreateCompilation(source, parseOptions: useCSharp13 ? TestOptions.RegularNext : TestOptions.RegularPreview);

8609var options = isCSharp13 ? TestOptions.Regular13 : TestOptions.RegularNext;

2407""", parseOptions: TestOptions.RegularNext, expectedOutput: "List").VerifyDiagnostics();

11310var comp = CreateCompilation(source, parseOptions: TestOptions.RegularNext);

548foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 584foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 621foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 667foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 716foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 773foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 815foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 834foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 855foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 874foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 895foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 914foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 933foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 954foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1124foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1169foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1215foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1270foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1327foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1392foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1442foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1470foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1500foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1528foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1558foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1586foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1614foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 1644foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 })

134useCSharp14 ? TestOptions.RegularNext : TestOptions.RegularPreview); 763useCSharp14 ? TestOptions.RegularNext : TestOptions.RegularPreview); 803useCSharp14 ? TestOptions.RegularNext : TestOptions.RegularPreview); 4447UsingTree(src, useCSharp14 ? TestOptions.RegularNext : TestOptions.RegularPreview, 4492useCSharp14 ? TestOptions.RegularNext : TestOptions.RegularPreview); 4577UsingTree(src, useCSharp14 ? TestOptions.RegularNext : TestOptions.RegularPreview, 4620useCSharp14 ? TestOptions.RegularNext : TestOptions.RegularPreview);

6503UsingExpression(source, TestOptions.RegularNext);

12394foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12447foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12501foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12562foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12613foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12698foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12783foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12868foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 12953foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13038foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13123foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13208foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13293foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13387foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13483foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13549foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13624foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13673foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13730foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13785foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13812foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 }) 13859foreach (var options in new[] { TestOptions.RegularPreview, TestOptions.RegularNext, TestOptions.Regular13 })

34/// Usages of <see cref="TestOptions.RegularNext"/> and <see cref="LanguageVersionFacts.CSharpNext"/>