Misc.

cston · cston · commit 6bfd88cf3abd · 2022-04-27T08:06:53.000-07:00
diff --git a/src/Compilers/CSharp/Test/Semantic/Semantics/RefFieldTests.cs b/src/Compilers/CSharp/Test/Semantic/Semantics/RefFieldTests.cs
@@ -3318,22 +3318,27 @@ class Program
     static void Main()
     {
         int i = 1;
-        ReadAndDiscard(ref i);
+        ReadAndDiscard1(ref i);
         ReadAndDiscardNoArg<int>();
+        ReadAndDiscard2(new S<int>(ref i));
     }
-    static void ReadAndDiscard<T>(ref T t)
+    static void ReadAndDiscard1<T>(ref T t)
     {
         _ = new S<T>(ref t).F;
     }
     static void ReadAndDiscardNoArg<T>()
     {
         _ = new S<T>().F;
     }
+    static void ReadAndDiscard2<T>(in S<T> s)
+    {
+        _ = s.F;
+    }
 }";
             // PROTOTYPE: The dereference of `new S<T>(...).F` should not be elided
             // since the behavior may be observable as a NullReferenceException.
             var verifier = CompileAndVerify(source, verify: Verification.Skipped, expectedOutput: IncludeExpectedOutput(""));
-            verifier.VerifyIL("Program.ReadAndDiscard<T>",
+            verifier.VerifyIL("Program.ReadAndDiscard1<T>",
 @"{
   // Code size        8 (0x8)
   .maxstack  1
@@ -3347,6 +3352,12 @@ .maxstack  1
   // Code size        1 (0x1)
   .maxstack  0
   IL_0000:  ret
+}");
+            verifier.VerifyIL("Program.ReadAndDiscard2<T>",
+@"{
+  // Code size        1 (0x1)
+  .maxstack  0
+  IL_0000:  ret
 }");
         }
 
diff --git a/src/Compilers/Test/Core/CompilationVerifier.cs b/src/Compilers/Test/Core/CompilationVerifier.cs
@@ -443,7 +443,7 @@ public void VerifyILMultiple(params string[] qualifiedMethodNamesAndExpectedIL)
             var names = ArrayBuilder<string>.GetInstance();
             var expected = ArrayBuilder<string>.GetInstance();
             var actual = ArrayBuilder<string>.GetInstance();
-            for (int i = 0; i < qualifiedMethodNamesAndExpectedIL.Length; )
+            for (int i = 0; i < qualifiedMethodNamesAndExpectedIL.Length;)
             {
                 var qualifiedName = qualifiedMethodNamesAndExpectedIL[i++];
                 names.Add(qualifiedName);

Original file line number	Diff line number	Diff line change
`@@ -443,7 +443,7 @@ public void VerifyILMultiple(params string[] qualifiedMethodNamesAndExpectedIL)`
`443`	`443`	`var names = ArrayBuilder<string>.GetInstance();`
`444`	`444`	`var expected = ArrayBuilder<string>.GetInstance();`
`445`	`445`	`var actual = ArrayBuilder<string>.GetInstance();`
`446`		`- for (int i = 0; i < qualifiedMethodNamesAndExpectedIL.Length; )`
	`446`	`+ for (int i = 0; i < qualifiedMethodNamesAndExpectedIL.Length;)`
`447`	`447`	`{`
`448`	`448`	`var qualifiedName = qualifiedMethodNamesAndExpectedIL[i++];`
`449`	`449`	`names.Add(qualifiedName);`