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paulhodge on Dec 4, 2012 | parent | context | favorite | on: Go at Google: Language Design in the Service of So...

1984 was a long time ago, I think most/all compilers ended up adding this optimization at some point.

It is somewhat complex to do it correctly, see: http://gcc.gnu.org/onlinedocs/cppinternals/Guard-Macros.html

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