| Date | Sun, 25 Feb 2018 12:53:38 -0600 | From | Segher Boessenkool <> | Subject | Re: [PATCH 01/21] powerpc: Remove warning on array size when empty |
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Hi!
On Sun, Feb 25, 2018 at 06:22:16PM +0100, Mathieu Malaterre wrote: > When neither CONFIG_ALTIVEC, nor CONFIG_VSX or CONFIG_PPC64 is defined, the > array feature_properties is defined as an empty array, which in turn > triggers the following warning (treated as error on W=1):
> - for (i = 0; i < ARRAY_SIZE(feature_properties); ++i, ++fp) { > + for (; fp != feature_properties + ARRAY_SIZE(feature_properties); ++fp) {
You could just write != instead of < ? Seems more readable.
Maybe something can be done to ARRAY_SIZE to make this not warn.
Segher
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