[flac-dev] How to check for 64-bit CPU?

Erik de Castro Lopo mle+la at mega-nerd.com
Tue Dec 29 23:00:26 PST 2015

Rafaël Carré wrote:

> From https://sourceware.org/glibc/wiki/x32
> x86-64 C/C++ compiler predefines macro__LP64__ while x32 C/C++ compiler
> predefines macro __ILP32__.

What compiler defines these? GCC? Clang? The Intel compiler?

Erik de Castro Lopo

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