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[108.254.203.202]) by smtp.gmail.com with ESMTPSA id 33sm3694172ott.23.2019.05.11.18.31.12 (version=TLS1_3 cipher=AEAD-AES128-GCM-SHA256 bits=128/128); Sat, 11 May 2019 18:31:12 -0700 (PDT) Subject: Re: svn commit: r347484 - head/sys/kern To: Bruce Evans , Doug Moore Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org References: <201905110909.x4B99A5L006389@repo.freebsd.org> <20190511202741.H1251@besplex.bde.org> From: Doug Moore Openpgp: preference=signencrypt Autocrypt: addr=unkadoug@gmail.com; keydata= mQENBFy53VQBCAD2UiGSouAAMcSIax5Sp9JtRSd9dYVuAmSraY7x5yOylq8yJ5IDvHZy5q3a FamaCHMpXxieiD/8yTnHIeHP4bg02oDD3ALs0hMAEz00pZlLdxeXRfDzAlMTqFF6USPjDUI8 J/WH+pciNT68bFVXFYVg+bgp4GIdi2Md8X8zQQnHY0xLyKE9FjVN1MlCk+62B6fFhMQIEvd5 RQdbGd+ljuoORD1ajljwP1waXKBfAN5RnIbAXppokgQvnwNRf1eZ7GnqSiwu0eaTHGBatPgr y2v5N19R5WxP2kiN95xdlJEwdUikAhWO1UncDxvXQoM1e68L/J85JSLLIgzuywKpBBtdABEB AAG0MERvdWcgTW9vcmUgKHd3dy5mcmVlYnNkLm9yZykgPGRvdWdtQGZyZWVic2Qub3JnPokB UgQTAQoAPBYhBHleNTGSVgOuQpfeg+iPIVPTudVuBQJcyljBAhsDBQkFo5qAAwsJCAUVCgkI CwUWAwIBAAIeAQIXgAAKCRDojyFT07nVbs4lB/49oHwi3YR7SQr43+59tBudmf3WdQ1SRi3G vJDufsrtsB7E9bIFXwFGvVDOMn/cfhNlzors3aM6UQr1N3TPqMAK4TaS12qGL3EvFQ0eVAF1 J+vhQCIjZtgFaCIjoPeQVbi2tVsHaCttBRJeHRIPruWlxngSGZ7eMfjlOY9Oupi809QjFO/3 7FHv+/Bw9HvzlUciY3wH6vLe4zE3Bhqz4lrQAAKey4XPwKwUgs7QK0qhHrlxy+mD0r8LYvwE +Y7WVu5bbDPbyWYZeI8rnCCKnoJ7VFxQd2/g3Jxc1alDg5LoHCssP7z8g9OG8GBXk1T5dRrA Vxlc8Rs3gSxg6b3+lt+CuQENBFy53VQBCADbHDoIQCMsyFFaNjzqZbrd8ntaMwpQ6hBL7Rnb LJSHa8jehZYyAdtWWbbttyVf66J3EAF6HyBXExw9fryuLU+yZfANI0D3cmmb51jCG6Bu8Nnk QTOf3N7cw1sYQSHH2PQlhWYc55Jbu/aJrwfVnEchLdbN8p2y4WXRLfhK32iOaQzMM2xHNk28 sXnAV5DRxQjvXY7IG7cT5Pfr2uAhXqPDDCZsMj9ghZ3aQyvr7q7jS1uzvSPsimOW4Hf9fJqi VxF2kMRH1hQNe1I4v79SaFtDXRSuYivEPV6epifWATwY66/U/jO55TqqDyFz/Bg+2CCpHyyZ GM9A+f86VxLEGc7hABEBAAGJATwEGAEIACYWIQR5XjUxklYDrkKX3oPojyFT07nVbgUCXLnd VAIbDAUJBaOagAAKCRDojyFT07nVbkhiB/0SVq6YcYwrz1j1lBUk7DCUPVALoNSiW4iNia52 7pWQdHGtsTVVCiEcB65qZo0DSrMsAvtGCRSzUebIQ6omDSDnWmbveXykr3vO0+pcRqsJPQKc ATRq2XjcBjZMKOD4A2XOS2t3hAM+oY4F9htQIY9gnvK6RdTtyafJonHpeeNkMC7KEwPGS6hz FU0lrfZxXQ1ipj0QOOgZ8ZomMXbSV5f8GwYSULMPOVmB9ak0ZCOoa451h0o3Hjcnrngw7ofF JFPbmPT2zbpXOm9PqshzTA10ngIETm2x4j5iVvCHEbOJCH8UQydNKrGFa3UBzqj1OoxAggqh CFx6S9PsRfm6+86cuQENBFy6y/MBCAC+ULdDmJZVs7GFnpBdKJnSnVIbX1dkGju1jkvg+7pA 82yX+0hZvIOh0x3Py8asbfqxFleVws59mGEAe5YpRyg+kn0fd14ethlIrsf0sG82b7QLyf9p xGuQBlhyHvgDgdeUGlz6kybVJ9e59ebtNYgjuEC/Glf/b55pmmkSXx5F/4l82Er7fhpiOg42 n7CLonP+AxLsR8L6AjCODedyKidSopcdH8dH6RTN9CmIYSPQq8vRiARrDLNvVQH4PQlv3s4C KqP6zSN3hMdLlLtvgd6UMdyuWKxRk0y0WhGa4bZ8oKPCo5Dr6o12OSEvx+Ue2QBQ67nVY5H6 SoCoopHHomeRABEBAAGJAtIEGAEKACYWIQR5XjUxklYDrkKX3oPojyFT07nVbgUCXLrL8wIb AgUJBaOagAGgCRDojyFT07nVbsDUIAQZAQoAfRYhBH6QdtAAogUD++RrUKO0e1Y/oUusBQJc usvzXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9wZW5wZ3AuZmlmdGhob3JzZW1h bi5uZXQ3RTkwNzZEMDAwQTIwNTAzRkJFNDZCNTBBM0I0N0I1NjNGQTE0QkFDAAoJEKO0e1Y/ oUusp/AH/0kmG5bylgh6Crg307jXoCQgZvtThaB9LGmf57ypUvnfrwt1n0Ex7cKcQnvSA+12 809K12QmR5D61AdU8HBaQdoLFj0rDi34raxgAY554+YiGuj9XagPEKMeb+iuvqvhetC6v7K8 eXqpaWIozIpFJCmElxGMSngAj/V6nOnm6XDSyfgaOCmnjOQRqe49uU+6R67gb7UB4J+XJHgP Wla91BTqsv3NLcwXINqP+iiHtgMLmrH1j0eNhxOk9+RLNf0YbZcGZHf7eWjcJbWcB13e0gF6 mR0RcQxClm89EVv2p+CPITpXTALrIb1/EX9O4bz9OuzdZk5FrWAUNHStBE6+McJz9Qf9Hs+Z vDizuv8NOX2YZeKRdBpWSsKRL32DkPrup6vMDVL1LIft3SJXLc+oWvy82fAm0HuGMXHq47Zc bvmHUJfnSrdhjHSB35R3BwzYZ4/lINDR90WgKw+NJNErmiIP3oPzlVNtLsQmAXXjAdysFuq6 VSW0TclJVIiBjLgnKvh0XzakzxdZ5pVpgCHzKggO+53lRhEkQIgLTRU0bVb/BQkqa8iGwUhB dGd4Sgy9sykO8/1C8ApYrsT51iG7956YWG14NOBuHXoBsdynCTAVYwSR7+7f3enNKzEpUKtg ALG/tpjXzp8gsOtBSlComvjQjZHfWe9+fLy2wJ98wi8q0n3xHA== Message-ID: Date: Sat, 11 May 2019 20:31:11 -0500 User-Agent: Mozilla/5.0 (X11; FreeBSD i386; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20190511202741.H1251@besplex.bde.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US X-Rspamd-Queue-Id: 33C5982C3B X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-6.95 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.95)[-0.951,0]; REPLY(-4.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 12 May 2019 01:31:14 -0000 On 5/11/19 5:52 AM, Bruce Evans wrote: > On Sat, 11 May 2019, Doug Moore wrote: >> +#ifdef HAVE_INLINE_FFS >> +    case sizeof(int): >> +        return (ffs(mask) - 1); >> +#endif > > This is unreachable, since sizeof(int) is 4 on all supported arches, and > sizeof(mask) is 8 on all arches. > Another FreeBSD developer has expressed to me that sizeof(mask) ought to become 4 on some 32-bit arches before too long, and I added this case in anticipation of that.  I see now that I should have waited. Doug Moore