On Fri, Jan 29, 2021 at 9:10 AM xie cui <[email protected]> wrote:
>
> when i call make new explictly, does it mean the space must be in heap, in my
> mind, it still has chance to alloc in stack in some situation?
> my question is is it must be in heap, or in some case it can alloc in stack?
The builtin function new can return the address of a stack value in some cases.
Writing
p := new(T)
is approximately the same as writing
var unnamedVariable T
p := &unnamedVariable
Whether the new variable is created on the stack or the heap depends
on the compiler's escape analysis of p.
Ian
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