Thread (218 messages) flat view 218 messages, 9 authors, 2016-11-06

Re: [PATCH v3 07/25] sequencer: completely revamp the "todo" script parsing

From: Jeff King <hidden>
Date: 2016-10-16 00:34:16

On Sat, Oct 15, 2016 at 07:40:15PM +0200, Torsten Bögershausen wrote:
quoted
I wonder if:

  if ((int)command < ARRAY_SIZE(todo_command_strings))

silences the warning (I suppose size_t is probably an even better type,
though obviously it does not matter in practice).
Both do (silence the warning)

enum may be signed or unsigned, right ?
So the size_t variant seams to be a better choice
Good catch. It technically needs to check the lower bound, too. In
theory, if somebody wanted to add an enum value that is negative, you'd
use a signed cast and check against both 0 and ARRAY_SIZE(). In
practice, that is nonsense for this case, and using an unsigned type
means that any negative values become large, and the check catches them.

-Peff
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