undefined-behavior

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Possible strict aliasing violation?
user_123108280
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2
2
115
c++20 strict-aliasing undefined-behavior c++
Can an empty struct (or struct padding) have an arbitrary value?
user_27754710
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3
2
114
undefined-behavior language-lawyer c++
Why does pandas.apply(id, axis=1) return the same id for all rows?
user_79281190
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2
0
42
undocumented-behavior pandas apply undefined-behavior pass-by-reference
Is it ok to treat multidimensional std::array as continuous block of data?
user_17173000
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3
1
82
stdarray undefined-behavior c++
Is not catching an exception undefined behavior?
user_190637530
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3
1
103
undefined-behavior language-lawyer destructor exception c++
Which undefined behavior allows this optimization?
user_9972510
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3
1
98
undefined-behavior c++
Is it legal Rust to cast a pointer to a struct's first member to a pointer to the struct?
user_136291390
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12
1
1011
rust undefined-behavior language-lawyer
Undefined behavior allowed in constexpr -- compiler bug?
user_24624370
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4
2
96
constexpr undefined-behavior c++
Is it guaranteed that all forms of Undefined Behavior are caught when evaluating a constant expression
user_120025700
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5
1
189
undefined-behavior language-lawyer c++
Is #include "filename.hpp" actually an undefined behavior?
user_61933690
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2
0
97
undefined-behavior language-lawyer standards c++
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