SEI CERT Oracle Coding Standard for Java

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Automatic detection of casts that can lose precision is straightforward. Sound determination of whether those casts correctly reflect the intent of the programmer is infeasible in the general case. Heuristic warnings could be useful.

Related Guidelines

C Secure Coding Standard

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"FLP36-C. Beware of precision loss when converting integral types to floating point"

C++ Secure Coding Standard

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"FLP36-CPP. Beware of precision loss when converting integral types to floating point"

Bibliography

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[[JLS 2005

AA. Bibliography#JLS 05]]

[§5.1.2, "Widening Primitive Conversion"

http://java.sun.com/docs/books/jls/third_edition/html/conversions.html#5.1.2]

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