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=== tests/cases/conformance/expressions/functionCalls/defs.d.ts ===
declare function f1(p: void): void;
>f1 : Symbol(f1, Decl(defs.d.ts, 0, 0))
>p : Symbol(p, Decl(defs.d.ts, 0, 20))
declare function f2(p: undefined): void;
>f2 : Symbol(f2, Decl(defs.d.ts, 0, 35))
>p : Symbol(p, Decl(defs.d.ts, 1, 20))
declare function f3(p: unknown): void;
>f3 : Symbol(f3, Decl(defs.d.ts, 1, 40))
>p : Symbol(p, Decl(defs.d.ts, 2, 20))
declare function f4(p: any): void;
>f4 : Symbol(f4, Decl(defs.d.ts, 2, 38))
>p : Symbol(p, Decl(defs.d.ts, 3, 20))
interface I<T> { m(p: T): void; }
>I : Symbol(I, Decl(defs.d.ts, 3, 34))
>T : Symbol(T, Decl(defs.d.ts, 5, 12))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>p : Symbol(p, Decl(defs.d.ts, 5, 19))
>T : Symbol(T, Decl(defs.d.ts, 5, 12))
declare const o1: I<void>;
>o1 : Symbol(o1, Decl(defs.d.ts, 6, 13))
>I : Symbol(I, Decl(defs.d.ts, 3, 34))
declare const o2: I<undefined>;
>o2 : Symbol(o2, Decl(defs.d.ts, 7, 13))
>I : Symbol(I, Decl(defs.d.ts, 3, 34))
declare const o3: I<unknown>;
>o3 : Symbol(o3, Decl(defs.d.ts, 8, 13))
>I : Symbol(I, Decl(defs.d.ts, 3, 34))
declare const o4: I<any>;
>o4 : Symbol(o4, Decl(defs.d.ts, 9, 13))
>I : Symbol(I, Decl(defs.d.ts, 3, 34))
=== tests/cases/conformance/expressions/functionCalls/jsfile.js ===
// current behavior: treat trailing `void` as optional
f1();
>f1 : Symbol(f1, Decl(defs.d.ts, 0, 0))
o1.m();
>o1.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o1 : Symbol(o1, Decl(defs.d.ts, 6, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
// new behavior: treat 'undefined', 'unknown', and 'any' as optional in non-strict mode
f2();
>f2 : Symbol(f2, Decl(defs.d.ts, 0, 35))
f3();
>f3 : Symbol(f3, Decl(defs.d.ts, 1, 40))
f4();
>f4 : Symbol(f4, Decl(defs.d.ts, 2, 38))
o2.m();
>o2.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o2 : Symbol(o2, Decl(defs.d.ts, 7, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
o3.m();
>o3.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o3 : Symbol(o3, Decl(defs.d.ts, 8, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
o4.m();
>o4.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o4 : Symbol(o4, Decl(defs.d.ts, 9, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
=== tests/cases/conformance/expressions/functionCalls/tsfile.ts ===
// current behavior: treat trailing `void` as optional
f1();
>f1 : Symbol(f1, Decl(defs.d.ts, 0, 0))
o1.m();
>o1.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o1 : Symbol(o1, Decl(defs.d.ts, 6, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
// no change in behavior
f2();
>f2 : Symbol(f2, Decl(defs.d.ts, 0, 35))
f3();
>f3 : Symbol(f3, Decl(defs.d.ts, 1, 40))
f4();
>f4 : Symbol(f4, Decl(defs.d.ts, 2, 38))
o2.m();
>o2.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o2 : Symbol(o2, Decl(defs.d.ts, 7, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
o3.m();
>o3.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o3 : Symbol(o3, Decl(defs.d.ts, 8, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
o4.m();
>o4.m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
>o4 : Symbol(o4, Decl(defs.d.ts, 9, 13))
>m : Symbol(I.m, Decl(defs.d.ts, 5, 16))
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