Find the available preprocessor macros

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Revision as of 14:04, 16 May 2009 by Laibsch (talk | contribs) (New page: '''Q: A build fails and I need to know which preprocessor macros are available.''' First create an empty file and the run your gcc like this: touch tmp.c gcc <your gcc options> -E -dM ...)
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Q: A build fails and I need to know which preprocessor macros are available.

First create an empty file and the run your gcc like this: 

touch tmp.c
gcc <your gcc options> -E -dM tmp.c | less
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