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C and C++ Compiler Implementation Limits
Table D-1 Implementation limits (continued)
Description Recommended ARM
Case labels for a switch statement, excluding those for any nested
switch statements.
16384 memory
Data members in a single class, structure, or union. 16384 memory
Enumeration constants in a single enumeration. 4096 memory
Levels of nested class, structure, or union definitions in a single
struct declaration-list.
256 memory
Functions registered by atexit(). 32 33
Direct and indirect base classes. 16384 memory
Direct base classes for a single class. 1024 memory
Members declared in a single class. 4096 memory
Final overriding virtual functions in a class, accessible or not. 16384 memory
Direct and indirect virtual bases of a class. 1024 memory
Static members of a class. 1024 memory
Friend declarations in a class. 4096 memory
Access control declarations in a class. 4096 memory
Member initializers in a constructor definition. 6144 memory
Scope qualifications of one identifier. 256 memory
Nested external specifications. 1024 memory
Template arguments in a template declaration. 1024 memory
Recursively nested template instantiations. 17 memory
Handlers per try block. 256 memory
Throw specifications on a single function declaration. 256 memory
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