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Difference between revisions of "Coding Conventions"
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→Language features: Mention C++98 explicitly
(→Language features: RTTI is now acceptable) |
(→Language features: Mention C++98 explicitly) |
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== Language features == | == Language features == | ||
ScummVM is written in a subset of C++. Due to limitations of the C++ run-times on various platforms, the following features cannot currently be used: | ScummVM is written in a subset of C++98. Due to limitations of the C++ run-times on various platforms, the following features cannot currently be used: | ||
* C++ exceptions (throw/catch): Not all C++ compilers support these correctly (esp. on embedded systems), and exception support incurs a noticeable overhead in binary size. | * C++ exceptions (throw/catch): Not all C++ compilers support these correctly (esp. on embedded systems), and exception support incurs a noticeable overhead in binary size. | ||
* Global C++ objects: Their constructors / destructors will not be called on certain targets, causing all kinds of bad problems and requiring ugly workarounds. (The GCC option -Wglobal-constructors helps finding code doing this.) | * Global C++ objects: Their constructors / destructors will not be called on certain targets, causing all kinds of bad problems and requiring ugly workarounds. (The GCC option -Wglobal-constructors helps finding code doing this.) | ||