Questions tagged [call-stack]
For questions relating to the call stack, a data structure used to keep track of the active function calls during program execution.
5 questions
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Alternatives for stackless async I/O implementation?
I find it interesting to have stackless asynchronous I/O, e.g. when using an HTTP-client in the code, the call-stack get emptied before handling next "event" (could be unrelated or the ...
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How do interpreters avoid stack buffer overflow-related undefined behavior and exploits?
Most interpreters (including those for bytecode-based languages like Java) are assumed to be exempt of UB at the low-level. For instance, I would never expect NodeJS or the Hotspot JVM to allow ...
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Why were OS/360 PL/I procedure calls so expensive?
In Guy Steele’s famous paper Debunking the “expensive procedure call” myth or, procedure call implementations considered harmful or, LAMBDA: The Ultimate GOTO, he describes the poor performance of ...
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Pros and cons of reifying the stack in an interpreter
When implementing an interpreter, there is a choice between implementing function calls either by just recursively evaluating the function body in a different evaluation context ─ essentially ...
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What are the benefits of stackful vs. stackless coroutines?
Many languages that use async nowadays are implemented via stackless coroutines. That is, in a language like Python or Javascript, when you ...
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