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New posts in undefined-behavior
const member and assignment operator. How to avoid the undefined behavior?
Aug 31, 2022
c++
constants
undefined-behavior
assignment-operator
Function optimized to infinite loop at 'gcc -O2'
Aug 31, 2022
c
gcc
optimization
undefined-behavior
How to explain undefined behavior to know-it-all newbies?
Aug 30, 2022
c++
undefined-behavior
gcc-4.9 Undefined Behavior Sanitizer
Dec 16, 2021
c++
gcc
undefined-behavior
gcc4.9
Realloc on NULL-valued (or undefined) pointer
Aug 30, 2022
c
undefined-behavior
realloc
C++ delete - It deletes my objects but I can still access the data?
Aug 30, 2022
c++
pointers
undefined-behavior
delete-operator
c++-faq
32 bit unsigned multiply on 64 bit causing undefined behavior?
Aug 22, 2022
c
undefined-behavior
With C++11, is it undefined behavior to write f(x++), g(x++)?
Jun 19, 2022
c++
c++11
expression
undefined-behavior
No warning or error (or runtime failure) when contravariance leads to ambiguity
Oct 19, 2022
c#
.net
undefined-behavior
contravariance
ambiguity
Setting extra bits in a bool makes it true and false at the same time
Aug 29, 2022
c++
boolean
undefined-behavior
evaluation
abi
Does sscanf("123456789123456789123456789", "%d", &n) have defined behavior?
Sep 11, 2022
c
scanf
undefined-behavior
In C++11, does `i += ++i + 1` exhibit undefined behavior?
Aug 29, 2022
c++
c++11
language-lawyer
undefined-behavior
Is this a compiler optimisation bug, or an undefined behaviour?
Aug 28, 2022
c++
visual-studio-2010
visual-studio
compiler-optimization
undefined-behavior
Why does left shift operation invoke Undefined Behaviour when the left side operand has negative value?
Aug 28, 2022
c++
c
language-lawyer
undefined-behavior
bit-shift
Getting a dangling pointer by returning a pointer from a local C-style array
Jul 29, 2019
c++
pointers
memory
undefined-behavior
Operation on ... may be undefined?
Sep 15, 2022
c
undefined-behavior
Does integer overflow cause undefined behavior because of memory corruption?
Aug 28, 2022
c++
c
x86
undefined-behavior
integer-overflow
Why do constant expressions have an exclusion for undefined behavior?
Oct 15, 2022
c++
c++11
undefined-behavior
sfinae
constexpr
Is undefined behavior only an issue if you are deploying on several platforms?
Nov 07, 2018
c++
undefined-behavior
Do std::min(0.0, 1.0) and std::max(0.0, 1.0) yield undefined behavior?
Jul 11, 2022
c++
floating-point
language-lawyer
undefined-behavior
c++-standard-library
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