Identify destructor/constructor

[Mark Mitchell]

James E Wilson wrote:

> Revital Eres wrote:
>
>> How can I identify that a function is a destructor/constructor
>> like __base_dtor or __comp_dtor?
>
>
> Just grepping in the gcc/cp directory, I find DECL_CONSTRUCTOR_P and 
> DECL_DESTRUCTOR_P defined in cp-tree.h.  However, these will only work 
> in the C++ front end.
>
> Checking the constructor/destructor attribute code in c-common.c, I 
> see flags DECL_STATIC_CONSTRUCTOR and DECL_STATIC_DESTRUCTOR.  These 
> should be usable in the middle end, though I don't know if C++ code 
> will set them.  I didn't check.  I suspect not.  You might have to fix 
> this if you need this info.

It doesn't set them because they don't mean the same thing.  The C++ 
DECL_CONSTRUCTOR_P is a class consturctor; DECL_STATIC_CONSTRUCTOR is 
something like C++'s magic file-scope initialization routines or C's 
"__attribute__((constructor))" functions.

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Mark Mitchell
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