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Top Questions
20
votes
MinGW doesn't produce warnings
c
windows
gcc
mingw
asked Dec 8 '14 at 17:49
stackoverflow.com
17
votes
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
stackoverflow.com
6
votes
Atomicity of the simple assignment operator
c
standards
language-lawyer
atomic
c11
asked Jan 19 '16 at 19:07
stackoverflow.com
Top Answers
69
Efficiently squaring each element in a sorted array, keeping it sorted
codereview.stackexchange.com
66
Why is the maximum size of an array “too large”?
stackoverflow.com
49
Is it legal to index into a struct?
stackoverflow.com
46
Does UINT_MAX have all bits set to 1?
stackoverflow.com
44
Why does MISRA C state that a copy of pointers can cause a memory exception?
stackoverflow.com
40
Can a program call fflush() on the same FILE* concurrently?
stackoverflow.com
31
Most efficient way to square each element in a sorted array, keeping it sorted?
stackoverflow.com
25
Conditional operator with a constant (true) value?
stackoverflow.com
25
How can I return an anonymous struct in C?
stackoverflow.com
21
Bitwise rotate right of 4-bit value
stackoverflow.com
21
Pointers to pointers vs. normal pointers
stackoverflow.com
20
Invalid output in `int` array
stackoverflow.com
20
What is the datatype returned by the bitwise complement operator?
stackoverflow.com
19
Is CHAR_BIT ever > 8?
stackoverflow.com
19
Subtraction of non-divisible pointer addresses
stackoverflow.com
16
Increment operator is not invoked at sizeof(++n) expression
stackoverflow.com
16
Why is this struct size 3 instead of 2?
stackoverflow.com
16
Same name structure with different definition in C
stackoverflow.com
15
Is calling a function with local side-effects twice in the same expression undefined behavior?
stackoverflow.com
15
C11 _Generic: how to deal with string literals?
stackoverflow.com
15
Difference between unsigned and signed int pointer
stackoverflow.com
14
Why does printf() promote a float to a double?
stackoverflow.com
14
What is the default data type of number in C?
stackoverflow.com
14
How strstr return is not a constant
stackoverflow.com
13
How to enable compiler warning when comparing char and unsigned char?
stackoverflow.com
13
Does this code violate the strict aliasing rule?
stackoverflow.com
13
C - Incompatible Pointer Type
stackoverflow.com
12
Is casting an array to a homogeneous struct portable in C?
stackoverflow.com
11
Is accessing a global array outside its bound undefined behavior?
stackoverflow.com
11
strangely slow quicksort for large tables
stackoverflow.com
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