Blacklisting compiler versions or build numbers

[Bradley Giesbrecht]

On Nov 24, 2012, at 8:10 PM, Ryan Schmidt wrote:

> One idea that occurs to me is modifying the compiler.blacklist syntax. For example:
> 
> "compiler.blacklist clang" would blacklist all versions of clang, as it does now.
> 
> "compiler.blacklist clang<318.0.61" would blacklist clang builds less than 318.0.61 (cairo might use this).
> 
> "compiler.blacklist clang>=421.11.66" would blacklist clang builds greater than or equal to 421.11.66 (mpich might use this).
> 
> "compiler.blacklist 421.11.66<=clang<444" would blacklist clang builds greater than or equal to 421.11.66 and less than 444 (mpich might use this, if whatever clang bug it hit is fixed in some hypothetical future clang build 444).


Would the last example be easier to write, read, debug and document as key/value pairs over two line?
compiler.blacklist clang<444
compiler.blacklist clang>=421.11.66


Regards,
Bradley Giesbrecht (pixilla)

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