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Array cannot store ref_extern elements

2

### Bug description If an `Array` is declared and used, the compiler generates an error due to `ref_extern` not being compatible with the `alignof` function. This will trigger three compiler...

ijsf

Compound assignment with post increment in lhs miscompiles

1

### Bug description Compound assignment where the left hand side is an array with a post increment index generates incorrect code. ```ts let a = new Uint32Array(1); let v =...

abextm

console.error doesn't send output to STDERR, but to STDOUT

5

console.error doesn't send output to STDERR, but to STDOUT, prepended with string "Error:" console.error should send output to STDERR, similar to `Console` from as-wasi

mariusa

### Bug description Seems like the `extends` syntax doesn't accept interface `type` aliases. ### Steps to reproduce ``` interface IDFOutputT {} type IDFNumberOutput = IDFOutputT; class DFNumberValue implements IDFNumberOutput {}...

CZDanol

Encourage effective use of Unicode

36

Treating Unicode strings as arrays often leads to bugs where code processes text in some languages correctly but not others. In JavaScript, it's surprising that `"🤦🏼‍♂️".length == 7`, and the...

sunfishcode

### Feature suggestion current compiler adds an unexpected null check when there is an exclamenation token like `nullable!.prop1`. it will be great if it is possible to disable the null...

EedoCelsius

Add a built function `refEqual<T>(a: T, b:T)` to always compare ref equality

2

### Feature suggestion When meet `==` operator overload. There is no way to know if the ref is same. For reference type, it's very helpful to know the ref equality...

yjhmelody

### Feature suggestion Add memory64 support. It probably would be best if this was done in steps.

Semisol

### Feature suggestion When write an encode method, I need to know if a class have parent, which will lead to different logic path. The method receive a generic class...

yjhmelody

Support overflow checks of arithmetic operations

18

Most modern compilers like Rust and Swift support special set arithmetic operations which cause to exceptions when result is overflow or underflow. + In `Swift` all integer operations checked by...

MaxGraey