Today I discovered that GCC does some amazing magic for optimizing switches in this code: Have a look at this 🪄: https://godbolt.org/z/snY3jv8Wz ...
Today I discovered that GCC does some amazing magic for optimizing switches in this code: Have a look at this 🪄: https://godbolt.org/z/snY3jv8Wz ...
The above is my code snippet. Here, in the above code, I would like to remove an instruction randomly.. just for the sake of knowing how to use this ...
In GCC, I need to use __attribute__((packed)) to make structs take the least amount of space, for example, if I have a large array of structs I should ...
I am trying to understand how a variable sized static array work internally: Following is a fixed size static array in C and its Assembly equivalent; ...
My question is, How does a compiler converts the source code, its just a software. Is there a role of any hardware or CPU to help compiler to do its j ...
The TypeScript's docs comes with Compiler Options, where the --strictFunctionTypes is defined with its description. Unfortunately, can't get what is b ...
Sonarqube produces issues with the code like bugs and security-related issues as vulnerabilities and code smell that could cause issues. Is there a wa ...
I found this for a vanilla case of Bash on GNU/Linux, but what about other shells, other operating systems and other compilers? ...
In section 20 of Scott Meyer's Effective C++, he states: some compilers refuse to put objects consisting of only a double into a register When ...
Does a compiler compiles an abstract class in C#? If yes then how does compiler treats an abstract class, like a normal class or there is some differ ...
My understanding is that in C++17, the following snippet is intended to Do The Right Thing: That is, in C++17, the compiler is supposed to treat bo ...
From the the Haskell 98 report: There is no upper bound on the size of a tuple, but some Haskell implementations may restrict the size of tuples, ...
I am trying to test the usage of -fsanitize=thread for gcc, and its complaining of unexpected memory mapping, maybe there might have been some change ...
I have the following piece of code: Now it works in turbo c but fails to in devc. I have to add the following in order to make it work in devC++. ...
How can I get the compiler, or some other tool to spit out one huge source file with the headers included into their respective *.cpp files and then s ...
I read here that, for an input buffer, filebuf::sync's: effects -if any- depend on the library implementation So my question then, is can anyon ...
I use __attribute__((packed)); to make items of a struct being stored in memory after another as this is critical for some low-level development. As _ ...
I'm just wondering, is it possible to instruct GCC (or another compiler) that I dont want case-sensitivity in my C code? If thats impossible, then an ...
I'm trying to run an example of the alignof operator. When I compile it with gcc (g++ -std=c++11 alignof.cpp) I get no errors. But when I compile i ...
How do I check for presence of individual C++0x/C++11 language features? I know Clang has a nice system for this. What about GCC, Visual Studio or Boo ...