Keir Fraser, le Tue 25 Mar 2008 17:33:53 +0000, a écrit :
> On 25/3/08 17:25, "Samuel Thibault" <samuel.thibault@xxxxxxxxxxxxx> wrote:
>
> > will return 0x13e0 when compiled without gcc -std=c99, while the
> > expected value is 0x1430, resulting to seg faults and all kinds of
> > tricks. Compiling with
> > 
> > #include "/usr/include/xen/foreign/x86_64.h"
> > 
> > shows why:
> > 
> > /usr/include/xen/foreign/x86_64.h:88: warning: declaration does not
> > declare anything
>
> This raises two obvious questions:
> 1. Why building with -std=c99?
Because in the wild public world, people may want to.
> 2. Why building without -Werror?
That wouldn't produce an error: the warning only appears when including
with "" instead of <>, so that gcc spits warnings of the header itself.
Samuel
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