Alex Lop.

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Alex Lop. has asked 6 questions and find answers to 18 problems.

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Alex Lop. questions

Is pointer arithmetic still well defined after casting with alignment violation?
Verify macro argument size at compilation time
Operator precedence and order of evaluation for complex expression
Potential C++ compiler optimization with/without throw/noexcept function
Bit wise '&' with signed vs unsigned operand
Big difference (x9) in the execution time between almost identical code in C and C++

Alex Lop. answers

An intended buffer overflow that does not always cause the program to crash
Verify macro argument size at compilation time
Why is /=2 different from >>=1 for signed integers, and compiles to different asm?
C++ understanding multithreading with global variables
Comparing a bit to a boolean
Inconsistent C99 support in gcc and clang
How can I get GCC to optimize this bit-shifting instruction into a move?
Warning C4309 - what does it mean and can it be ignored in this case?
Detect if struct has padding
The behavior of the for loop split between switch cases