undefined behavior
[/ˌʌndɪˈfaɪnd bɪˈheɪvjər/]
nounpl: undefined behaviors
comportamento indefinido
1. In programming, behavior of a program that is not specified by the language standard, potentially leading to unpredictable results, crashes, or security vulnerabilities
Accessing memory outside array bounds is undefined behavior in C and can cause a program to crash unexpectedly.
Acessar memória fora dos limites do array é um comportamento indefinido em C e pode fazer o programa travar inesperadamente.
2. Any action or operation in code that the compiler or runtime does not guarantee a specific outcome for
Integer overflow is undefined behavior in many programming languages.
Overflow de inteiro é um comportamento indefinido em muitas linguagens de programação.
This is a technical term primarily used in software development communities. In Brazil and Portugal, it is consistently translated as 'comportamento indefinido' in academic and professional contexts. The term is critical in discussions about code safety, security vulnerabilities, and cross-platform compatibility. Understanding undefined behavior is essential for writing robust C, C++, and systems programming code.
Related Idioms & Phrases
rely on undefined behavior - contar com comportamento indefinido (risky programming practice)
invoke undefined behavior - invocar comportamento indefinido
trigger undefined behavior - disparar comportamento indefinido
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