On Tuesday, 15 November 2016 at 23:46:51 UTC, Stefan Koch wrote:
On Tuesday, 15 November 2016 at 22:50:49 UTC, deadalnix wrote:
On Tuesday, 15 November 2016 at 01:35:42 UTC, Stefan Koch wrote:
However there is a a bug inside the code that does bounds-checking for array assignment. In rare cases it can trigger a out-bounds-error on newly created arrays.


This raise all kind of red flags to me. What are the design decision that lead to this ?

I am still figuring out when and why the bug is caused.
The Byte-code for slice allocation is rather complex.
Because it has to deal with resizing slices as well.
I suspect that somewhere the heapPtr is not bumped or the length is not set correctly.

Indeed the length was not set on a code-path meant for resizeing.
The problem is fixed :)

The HeapLimit has been raised to a more reasonable limit of 2 ^^ 24 Addresses. (Which means that you'll have 2 ^^ 24 Bytes in practice.)

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