disable array bounds warning

[SeaBIOS] [PATCH] disable array bounds warning

Posted by Gerd Hoffmann 11 months, 3 weeks ago

The segmented pointer casting magic confuses gcc, recent versions
throw array bound warnings.  Disable the warning.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Makefile b/Makefile
index c108f87de768..d3341870a760 100644
--- a/Makefile
+++ b/Makefile
@@ -71,6 +71,7 @@ COMMONCFLAGS += $(call cc-option,$(CC),-fno-stack-protector,)
 COMMONCFLAGS += $(call cc-option,$(CC),-fno-stack-protector-all,)
 COMMONCFLAGS += $(call cc-option,$(CC),-fstack-check=no,)
 COMMONCFLAGS += $(call cc-option,$(CC),-Wno-address-of-packed-member,)
+COMMONCFLAGS += $(call cc-option,$(CC),-Wno-array-bounds,)
 COMMONCFLAGS += $(call cc-option,$(CC),-fcf-protection=none,)
 COMMA := ,
 
-- 
2.40.1

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[SeaBIOS] Re: [PATCH] disable array bounds warning

Posted by Kevin O'Connor 11 months, 2 weeks ago

On Fri, May 05, 2023 at 09:07:45AM +0200, Gerd Hoffmann wrote:
> The segmented pointer casting magic confuses gcc, recent versions
> throw array bound warnings.  Disable the warning.

Thanks.  I agree.

-Kevin

> 
> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
> ---
>  Makefile | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Makefile b/Makefile
> index c108f87de768..d3341870a760 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -71,6 +71,7 @@ COMMONCFLAGS += $(call cc-option,$(CC),-fno-stack-protector,)
>  COMMONCFLAGS += $(call cc-option,$(CC),-fno-stack-protector-all,)
>  COMMONCFLAGS += $(call cc-option,$(CC),-fstack-check=no,)
>  COMMONCFLAGS += $(call cc-option,$(CC),-Wno-address-of-packed-member,)
> +COMMONCFLAGS += $(call cc-option,$(CC),-Wno-array-bounds,)
>  COMMONCFLAGS += $(call cc-option,$(CC),-fcf-protection=none,)
>  COMMA := ,
>  
> -- 
> 2.40.1
> 
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> SeaBIOS mailing list -- seabios@seabios.org
> To unsubscribe send an email to seabios-leave@seabios.org
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[SeaBIOS] Re: [PATCH] disable array bounds warning

Posted by Gerd Hoffmann 11 months, 1 week ago

On Tue, May 09, 2023 at 06:54:21PM -0400, Kevin O'Connor wrote:
> 
> On Fri, May 05, 2023 at 09:07:45AM +0200, Gerd Hoffmann wrote:
> > The segmented pointer casting magic confuses gcc, recent versions
> > throw array bound warnings.  Disable the warning.
> 
> Thanks.  I agree.

Patch pushed.

take care,
  Gerd

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