More Clang diagnostic

Walter Bright newshound2 at digitalmars.com
Mon Oct 25 20:32:05 PDT 2010


bearophile wrote:
> The C# compiler too show those column number. But last time Walter has
> explained that to do this, the compiler has to keep more data (all those line
> numbers), so this may slow down the compilation a little. And of course
> currently this information is not present, so it probably requires a good
> amount of changes to be implemented. The slowdown problem may be solved as in
> GCC, adding a compilation switch that gives/removes the column number (it
> uses to be switched off on default, now after the competition by Clang it's
> switched on on default).

Switching it off will have no effect on compile speed.



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