Re: CTFE static array error: cannot modify read-only constant

[Petar via Digitalmars-d-learn]

On Friday, 22 September 2017 at 14:43:28 UTC, Johan wrote:

Hi all,
```
  auto foo(const int[3] x)
  {
  int[3] y = x;
  y[0] = 1; // line 4
  return y;
  }
  immutable int[3] a = [0,1,2];
  immutable int[3] b = foo(a); // line 8
```
compiles with an error:
```
4: Error: cannot modify read-only constant [0, 1, 2]
8:called from here: foo(a)
```

What am I doing wrong?

Thanks,
  Johan


Looks like a compiler bug to me. Please file a bug report on 
https://issues.dlang.org/enter_bug.cgi

CTFE static array error: cannot modify read-only constant

[Johan via Digitalmars-d-learn]

Hi all,
```
  auto foo(const int[3] x)
  {
  int[3] y = x;
  y[0] = 1; // line 4
  return y;
  }
  immutable int[3] a = [0,1,2];
  immutable int[3] b = foo(a); // line 8
```
compiles with an error:
```
4: Error: cannot modify read-only constant [0, 1, 2]
8:called from here: foo(a)
```

What am I doing wrong?

Thanks,
  Johan