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Top Questions

MinGW doesn't produce warnings

c windows gcc mingw asked Dec 8 '14 at 17:49

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Returning a local partially initialized struct from a function and undefined behavior

c struct language-lawyer undefined-behavior c11 asked Feb 18 '16 at 20:44

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Atomicity of the simple assignment operator

c standards language-lawyer atomic c11 asked Jan 19 '16 at 19:07

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Top Answers

Efficiently squaring each element in a sorted array, keeping it sorted

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Why is the maximum size of an array “too large”?

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Is it legal to index into a struct?

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Does UINT_MAX have all bits set to 1?

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Why does MISRA C state that a copy of pointers can cause a memory exception?

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Can a program call fflush() on the same FILE* concurrently?

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Most efficient way to square each element in a sorted array, keeping it sorted?

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Conditional operator with a constant (true) value?

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How to return an anonymous struct in C?

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Pointers to pointers vs. normal pointers

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Bitwise rotate right of 4-bit value

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What is the datatype returned by the bitwise complement operator?

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Invalid output in `int` array

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Subtraction of non-divisible pointer addresses

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Is CHAR_BIT ever > 8?

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Why is this struct size 3 instead of 2?

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Same name structure with different definition in C

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Increment operator is not invoked at sizeof(++n) expression

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Difference between unsigned and signed int pointer

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Is calling a function with local side-effects twice in the same expression undefined behavior?

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Why does printf() promote a float to a double?

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C11 _Generic: how to deal with string literals?

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How strstr return is not a constant

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Does this code violate the strict aliasing rule?

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C - Incompatible Pointer Type

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How to enable compiler warning when comparing char and unsigned char?

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Is casting an array to a homogeneous struct portable in C?

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What is the default data type of number in C?

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Is accessing a global array outside its bound undefined behavior?

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strangely slow quicksort for large tables

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