Messages in this thread | | | Date | Thu, 26 Apr 2018 22:25:38 +0300 | From | Alexey Dobriyan <> | Subject | Re: [PATCH] proc: use #pragma once |
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On Thu, Apr 26, 2018 at 03:33:04AM -0700, Christoph Hellwig wrote: > On Thu, Apr 26, 2018 at 12:26:29PM +0200, David Sterba wrote: > > There are about 20k header files, none of them has #pragma once. > > Updating that will bring many unnesessry git commits. > > > > I doubt that one more define in preprocessor tables is a problem we > > should fix. The LOC argument also does not sound very convincing. The > > include protection is at the top of the file, not mixed among other > > code. Replacing 2-3 lines with one will be barely noticeable. > > Let's put it another way: does this make any noticable difference > for compile times?
Should be the same as include guard pattern is recognized and becomes #pragma once internally.
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