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Re: netbsd-7 kernel build failure

To: current-users%netbsd.org@localhost
Subject: Re: netbsd-7 kernel build failure
From: Joerg Sonnenberger <joerg%britannica.bec.de@localhost>
Date: Mon, 4 May 2015 20:23:03 +0200

On Mon, May 04, 2015 at 05:30:17PM +0200, Hauke Fath wrote:
> Looks like '-Os' applies slightly different criteria than '-O2' to what 
> gcc perceives as an unused variable.

Congratulation, you discovered one of the biggest bugs in GCC's unused
variable warning.

Joerg

References:
- netbsd-7 kernel build failure
  - From: Hauke Fath
- Re: netbsd-7 kernel build failure
  - From: Hauke Fath

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