diff --git a/tests/baselines/reference/callWithSpread2.errors.txt b/tests/baselines/reference/callWithSpread2.errors.txt
index f12846ab1cd..770e33c9ae9 100644
--- a/tests/baselines/reference/callWithSpread2.errors.txt
+++ b/tests/baselines/reference/callWithSpread2.errors.txt
@@ -1,32 +1,22 @@
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(40,5): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(30,5): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
   Type 'string' is not assignable to type 'number'.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(41,5): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(31,5): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
   Type 'string' is not assignable to type 'number'.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(42,13): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(32,13): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
   Type 'string' is not assignable to type 'number'.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(43,13): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(33,13): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
   Type 'string' is not assignable to type 'number'.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(44,11): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(34,11): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
   Type 'string' is not assignable to type 'number'.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(45,11): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(35,11): error TS2345: Argument of type 'string | number' is not assignable to parameter of type 'number'.
   Type 'string' is not assignable to type 'number'.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(46,1): error TS2346: Supplied parameters do not match any signature of call target.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(46,11): error TS2461: Type '(a?: number, b?: number) => void' is not an array type.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(47,1): error TS2346: Supplied parameters do not match any signature of call target.
-tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(48,1): error TS2346: Supplied parameters do not match any signature of call target.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(36,1): error TS2346: Supplied parameters do not match any signature of call target.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(36,11): error TS2461: Type '(a?: number, b?: number) => void' is not an array type.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(37,1): error TS2346: Supplied parameters do not match any signature of call target.
+tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts(38,1): error TS2346: Supplied parameters do not match any signature of call target.
 
 
 ==== tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts (10 errors) ====
-    // Desired semantics: take type of array that is spread,
-    // allow it to be applied to a
-    // *trailing* set of optional parameters whose types match.
-    // Length is *not* checked, the parameters it's applied to just have to be optional.
-    
-    // that means that tuples are non-starters because their array element type
-    // is a union like string | number.
-    
-    // with exceptions for JS functions that use arguments, or maybe all JS functions
-    
     declare function all(a?: number, b?: number): void;
     declare function weird(a?: number | string, b?: number | string): void;
     declare function prefix(s: string, a?: number, b?: number): void;
diff --git a/tests/baselines/reference/callWithSpread2.js b/tests/baselines/reference/callWithSpread2.js
index 25ccc582093..0380c69f80f 100644
--- a/tests/baselines/reference/callWithSpread2.js
+++ b/tests/baselines/reference/callWithSpread2.js
@@ -1,14 +1,4 @@
 //// [callWithSpread2.ts]
-// Desired semantics: take type of array that is spread,
-// allow it to be applied to a
-// *trailing* set of optional parameters whose types match.
-// Length is *not* checked, the parameters it's applied to just have to be optional.
-
-// that means that tuples are non-starters because their array element type
-// is a union like string | number.
-
-// with exceptions for JS functions that use arguments, or maybe all JS functions
-
 declare function all(a?: number, b?: number): void;
 declare function weird(a?: number | string, b?: number | string): void;
 declare function prefix(s: string, a?: number, b?: number): void;
@@ -50,10 +40,6 @@ prefix(...tuple)
 
 
 //// [callWithSpread2.js]
-// Desired semantics: take type of array that is spread,
-// allow it to be applied to a
-// *trailing* set of optional parameters whose types match.
-// Length is *not* checked, the parameters it's applied to just have to be optional.
 // good
 all.apply(void 0, ns);
 weird.apply(void 0, ns);
diff --git a/tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts b/tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts
index 72ff97f7c90..07441dc74bf 100644
--- a/tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts
+++ b/tests/cases/conformance/expressions/functionCalls/callWithSpread2.ts
@@ -1,13 +1,3 @@
-// Desired semantics: take type of array that is spread,
-// allow it to be applied to a
-// *trailing* set of optional parameters whose types match.
-// Length is *not* checked, the parameters it's applied to just have to be optional.
-
-// that means that tuples are non-starters because their array element type
-// is a union like string | number.
-
-// with exceptions for JS functions that use arguments, or maybe all JS functions
-
 declare function all(a?: number, b?: number): void;
 declare function weird(a?: number | string, b?: number | string): void;
 declare function prefix(s: string, a?: number, b?: number): void;