...@wenhamcarter.com
Best regards,
Chris
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> -Original Message-
> From: gcc-ow...@gcc.gnu.org [mailto:gcc-ow...@gcc.gnu.org] On Behalf Of Paulo
> Matos
> Sent: 09 January 2014 16:48
> To: Richard Biener
> Cc: Andrew Haley; gcc@gcc.gnu.org; Jan Hubicka
> Subject: RE: Infinite number of iterations in loop [v850,
> -Original Message-
> From: Richard Biener [mailto:richard.guent...@gmail.com]
> Sent: 08 January 2014 14:42
> To: Paulo Matos
> Cc: Andrew Haley; gcc@gcc.gnu.org; Jan Hubicka
> Subject: Re: Infinite number of iterations in loop [v850, mep]
>
> On Wed, Jan 8, 2014
> -Original Message-
> From: Richard Biener [mailto:richard.guent...@gmail.com]
> Sent: 08 January 2014 14:42
> To: Paulo Matos
> Cc: Andrew Haley; gcc@gcc.gnu.org; Jan Hubicka
> Subject: Re: Infinite number of iterations in loop [v850, mep]
>
> Well. We ha
> -Original Message-
> From: Richard Biener [mailto:richard.guent...@gmail.com]
> Sent: 08 January 2014 14:42
> To: Paulo Matos
> Cc: Andrew Haley; gcc@gcc.gnu.org; Jan Hubicka
> Subject: Re: Infinite number of iterations in loop [v850, mep]
>
> Well. We ha
On Wed, Jan 8, 2014 at 3:09 PM, Paulo Matos wrote:
>> -Original Message-
>> From: Richard Biener [mailto:richard.guent...@gmail.com]
>> Sent: 08 January 2014 11:03
>> To: Paulo Matos
>> Cc: Andrew Haley; gcc@gcc.gnu.org
>> Subject: Re: Infinite num
> -Original Message-
> From: Richard Biener [mailto:richard.guent...@gmail.com]
> Sent: 08 January 2014 11:03
> To: Paulo Matos
> Cc: Andrew Haley; gcc@gcc.gnu.org
> Subject: Re: Infinite number of iterations in loop [v850, mep]
>
> That was refering to the case
ject: RE: Infinite number of iterations in loop [v850, mep]
>>
>> > -Original Message-
>> > From: Andrew Haley [mailto:a...@redhat.com]
>> > Sent: 13 November 2013 15:56
>> > To: Paulo Matos
>> > Cc: gcc@gcc.gnu.org
>> > Subject: Re:
> -Original Message-
> From: gcc-ow...@gcc.gnu.org [mailto:gcc-ow...@gcc.gnu.org] On Behalf Of Paulo
> Matos
> Sent: 13 November 2013 16:14
> To: Andrew Haley
> Cc: gcc@gcc.gnu.org
> Subject: RE: Infinite number of iterations in loop [v850, mep]
>
> > -
> -Original Message-
> From: Andrew Haley [mailto:a...@redhat.com]
> Sent: 13 November 2013 15:56
> To: Paulo Matos
> Cc: gcc@gcc.gnu.org
> Subject: Re: Infinite number of iterations in loop [v850, mep]
>
> On 11/13/2013 03:48 PM, Paulo Matos wrote:
>
> Bec
On 11/13/2013 03:48 PM, Paulo Matos wrote:
> I cannot understand GCC's reasoning that the second loop is not
> simple. The only source code difference is that unsigned int b is
> extern. However, it will always be higher than 'a' (unsigned int)
> and the loop can't possibly be infinite.
>
> Does
Hi,
I am seeing a strange phenomenon on GCC 4.8 which I can't understand. I tested
this with v850 and mep, obtaining the same results (compiling with -O2).
With loop-1.c:
extern int *c;
void fn1 (unsigned int b)
{
unsigned int a;
for (a = 0; a < b; a++)
*c++ = 0;
}
both v850 (requires
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