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=== tests/cases/compiler/optionalParamAssignmentCompat.ts ===
interface I1 {
>I1 : Symbol(I1, Decl(optionalParamAssignmentCompat.ts, 0, 0))
(p1: number, p2: string): void;
>p1 : Symbol(p1, Decl(optionalParamAssignmentCompat.ts, 1, 5))
>p2 : Symbol(p2, Decl(optionalParamAssignmentCompat.ts, 1, 16))
}
interface I2 {
>I2 : Symbol(I2, Decl(optionalParamAssignmentCompat.ts, 2, 1))
p1: I1;
>p1 : Symbol(I2.p1, Decl(optionalParamAssignmentCompat.ts, 3, 14))
>I1 : Symbol(I1, Decl(optionalParamAssignmentCompat.ts, 0, 0))
m1(p1?: string): I1;
>m1 : Symbol(I2.m1, Decl(optionalParamAssignmentCompat.ts, 4, 11))
>p1 : Symbol(p1, Decl(optionalParamAssignmentCompat.ts, 5, 7))
>I1 : Symbol(I1, Decl(optionalParamAssignmentCompat.ts, 0, 0))
}
var i2: I2;
>i2 : Symbol(i2, Decl(optionalParamAssignmentCompat.ts, 7, 3))
>I2 : Symbol(I2, Decl(optionalParamAssignmentCompat.ts, 2, 1))
var c: I1 = i2.p1; // should be ok
>c : Symbol(c, Decl(optionalParamAssignmentCompat.ts, 8, 3))
>I1 : Symbol(I1, Decl(optionalParamAssignmentCompat.ts, 0, 0))
>i2.p1 : Symbol(I2.p1, Decl(optionalParamAssignmentCompat.ts, 3, 14))
>i2 : Symbol(i2, Decl(optionalParamAssignmentCompat.ts, 7, 3))
>p1 : Symbol(I2.p1, Decl(optionalParamAssignmentCompat.ts, 3, 14))
var d: I1 = i2.m1; // should error
>d : Symbol(d, Decl(optionalParamAssignmentCompat.ts, 9, 3))
>I1 : Symbol(I1, Decl(optionalParamAssignmentCompat.ts, 0, 0))
>i2.m1 : Symbol(I2.m1, Decl(optionalParamAssignmentCompat.ts, 4, 11))
>i2 : Symbol(i2, Decl(optionalParamAssignmentCompat.ts, 7, 3))
>m1 : Symbol(I2.m1, Decl(optionalParamAssignmentCompat.ts, 4, 11))
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