static variable __StackTop cannot be read at compile time even if extern?

[David Nadlinger via digitalmars-d-ldc]

On 6 Mar 2016, at 18:46, Taylor Hillegeist via digitalmars-d-ldc wrote:
> I need the symbol to be ignored until linking. How do i do it?

You probably want to declare the symbol as "extern extern(C) __gshared".

However, I'm not quite sure what your code snippet is supposed to do. 
What type is ISR? Are you sure you don't need to take the address of 
__StackTop?

  — David