[Issue 20505] [DIP1000] Static array allows to escape references to stack variables

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20505

--- Comment #2 from Walter Bright <bugzilla at digitalmars.com> ---
This is illustrated by the following code:

  @safe void bar() {
    char[128] a;
    char[][2] arr = [a, a];
    char[][] a2 = arr; // should be error
    return a2[0];      // oops
  }

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