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Re: [RFA][PATCH] Fix building cr16-elf with trunk compiler

From: Bernd Schmidt <bschmidt at redhat dot com>
To: Jeff Law <law at redhat dot com>, gcc-patches <gcc-patches at gcc dot gnu dot org>
Date: Wed, 30 Sep 2015 14:41:36 +0200
Subject: Re: [RFA][PATCH] Fix building cr16-elf with trunk compiler
Authentication-results: sourceware.org; auth=none
References: <560B0762 dot 9090902 at redhat dot com>

On 09/29/2015 11:49 PM, Jeff Law wrote:


This code from builtins.c:

   /* If we don't need too much alignment, we'll have been guaranteed
      proper alignment by get_trampoline_type.  */
   if (TRAMPOLINE_ALIGNMENT <= STACK_BOUNDARY)
     return tramp;


It's entirely conceivable that TRAMPOLINE_ALIGNMENT will be the same as
STACK_BOUNDARY.  And if they are, then -Wtautological-compare will
complain bitterly.

Eww. Can we fix the warning not to complain when the comparison involvesmacros?



Bernd

Follow-Ups:
- Re: [RFA][PATCH] Fix building cr16-elf with trunk compiler
  - From: Marek Polacek

References:
- [RFA][PATCH] Fix building cr16-elf with trunk compiler
  - From: Jeff Law

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