This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Is this a compiler bug?


+ is a binary operator.  0x3ffe is a hexidecimal-constant according
to 6.6.4.1 in n1256.pdf.  63 is, of course, a decimal-constant.

-- 
steve

On Sun, Sep 21, 2014 at 06:49:54PM -0700, Andrew Pinski wrote:
> On Sun, Sep 21, 2014 at 6:23 PM, Steve Kargl
> <sgk@troutmask.apl.washington.edu> wrote:
> 
> No e+ is exponent marker.
> 
> 
> > #include <stdio.h>
> > #include <stdint.h>
> >
> > int
> > main(void)
> > {
> >         uint16_t i;
> >         i = 0x3ff0+63; printf("%x\n", i);
> >         i = 0x3ff1+63; printf("%x\n", i);
> >         i = 0x3ff2+63; printf("%x\n", i);
> >         i = 0x3ff3+63; printf("%x\n", i);
> >         i = 0x3ff4+63; printf("%x\n", i);
> >         i = 0x3ff4+63; printf("%x\n", i);
> >         i = 0x3ff6+63; printf("%x\n", i);
> >         i = 0x3ff7+63; printf("%x\n", i);
> >         i = 0x3ff8+63; printf("%x\n", i);
> >         i = 0x3ff9+63; printf("%x\n", i);
> >         i = 0x3ffa+63; printf("%x\n", i);
> >         i = 0x3ffb+63; printf("%x\n", i);
> >         i = 0x3ffc+63; printf("%x\n", i);
> >         i = 0x3ffd+63; printf("%x\n", i);
> >         i = 0x3ffe+63; printf("%x\n", i);
> >         i = 0x3fff+63; printf("%x\n", i);
> >         return 0;
> > }
> >
> > --
> > Steve

-- 
Steve


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]