David Cole 0eaaa863ed CMake: Clarify the documentation for if(f1 IS_NEWER_THAN f2) ...

...comparison operator in the IF command. In the event of
a tie, we intentionally return "true" so that dependent
build operations are guaranteed to occur until one file
is definitively newer than the other file.

A tie means we're not sure, so return true to be on the
safe side.

2012-08-15 19:52:21 -04:00

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