In this post, we will see how to resolve Why compile file have function name? Question: I have a c program: I compiled it with gcc. When I review compile file, I see functions name(main and fibo) but I couldn’t ...

In this post, we will see how to resolve Given a binary alphabet {0,1}, write a regular expression that recognises all words that have an even number of ’1’s and starts and ends with a ’0’ Question: I’m working through ...

In this post, we will see how to resolve persistent constant values – Crafting Interpreters Question: I am reading the “Crafting Interpreters” by Bob Nystrom on chapter 26 Garbage Collection. On the first page, he says with the following example: ...

In this post, we will see how to resolve What kind of program can benefit much from LTO? Question: When using dhrystone to get DMIPS, I found that LTO greatly impacted the results. LTO-dhrystone is nearly 4x LTO-less-dhrystone: without LTO ...

In this post, we will see how to resolve Postfix conversion Question: INFIX EXPRESSION: A*B+C/D-E^F-G STANDARD POSTFIX EXPRESSION: AB*CD/+EF^-G- The one that my program yields: AB*CD/EF^G--+ Yep, postfix expression and prefix expression are used by compiler to apply arithmetic ops ...

In this post, we will see how to resolve Remove ambiguity in grammar for expression casting Question: I’m working on a small translator in JISON, but I’ve run into a problem when trying to implement the cast of expressions, since ...

Question: How does the compilation and linking process work? (Note: This is meant to be an entry to Stack Overflow’s C++ FAQ. If you want to critique the idea of providing an FAQ in this form, then the posting on ...

Question: What does a JIT compiler specifically do as opposed to a non-JIT compiler? Can someone give a succinct and easy to understand description? Best Answer: A JIT compiler runs after the program has started and compiles the code (usually ...

Question: Preferred languages: C/C++, Java, and Ruby. I am looking for some helpful books/tutorials on how to write your own compiler simply for educational purposes. I am most familiar with C/C++, Java, and Ruby, so I prefer resources that involve ...

Question: This is a further question on How to extract nightly features used in a crate?. I also want to know where and how #![cfg_attr(target_os = "macos", feature(...))] is turned into #![feature(...). Could someone give me some tips about the ...