When I want to get a list of the macros, I use this command:

echo | clang -dM -E - | sort

You can pass any param like -std=c++11 to see specific macros.

echo | clang -x c++ -std=c++11 -dM -E - | sort

Maybe __LONG_LONG_MAX__ can be helpful for your case.

Le 15 sept. 2013 à 20:44, Simon Zehnder <szehn...@uni-bonn.de> a écrit :

> Dear all,
> 
> We want to make available specific types in a library that rely on long long 
> types. As users could have either gcc or clang, the header has to account for 
> this. See here for a patch made by a user, which criticises, that when only 
> looking for -std=c++0x on machines with clang you do not get 64bit support: 
> http://www.stokely.org/patches/compiler.int64.diff. 
> On the other side the suggested macro (__LP64__) in the patch is too 
> generous, as it gets turned on by gcc even if -std=c++0x is not. 
> 
> Does anyone know? Or is there a website where the clang macros are all listed 
> … couldn't find something promising.
> 
> Best
> 
> Simon
> _______________________________________________
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> cfe-users@cs.uiuc.edu
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-- Jean-Daniel





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