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Off by one in upper bound of memory address space #28464

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2 changes: 1 addition & 1 deletion src/doc/trpl/the-stack-and-the-heap.md
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Expand Up @@ -74,7 +74,7 @@ visualize what’s going on with memory. Your operating system presents a view o
memory to your program that’s pretty simple: a huge list of addresses, from 0
to a large number, representing how much RAM your computer has. For example, if
you have a gigabyte of RAM, your addresses go from `0` to `1,073,741,823`. That
number comes from 2<sup>30</sup>, the number of bytes in a gigabyte.
number comes from 2<sup>30</sup> - 1, the number of bytes in a gigabyte.

This memory is kind of like a giant array: addresses start at zero and go
up to the final number. So here’s a diagram of our first stack frame:
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