[Issue 24366] New: [REG]static foreach can drop last element with alias reassignment

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=24366

          Issue ID: 24366
           Summary: [REG]static foreach can drop last element with alias
                    reassignment
           Product: D
           Version: D2
          Hardware: x86_64
                OS: Linux
            Status: NEW
          Severity: regression
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: crazymonkyyy at gmail.com

alias seq(T...)=T;
template foo(T...){
    alias bar=seq!();
    static foreach(i,A;T){
        alias bar_(alias B:A)=bar;
        bar=seq!(bar_!A,A);
    }
    alias foo=bar;
}
void main(){
    import std;
    alias foobar=foo!(int,bool,float);
    foobar.stringof.writeln;
}

expected: (int,bool,float)
actaul: (int,bool)


```
2.095.1 to 2.100.2: Success with output: (int, bool, float)
Since      2.101.2: Success with output: (int, bool)
```

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