constant string changed

[Matt Thomas]

On Oct 6, 2010, at 3:02 PM, Robert Dewar wrote:

> On 10/6/2010 5:43 PM, Richard Guenther wrote:
>> On Wed, Oct 6, 2010 at 11:34 PM, Phung Nguyen<nhphung@gmail.com>  wrote:
>>> How can I turn this optimization off?
>> 
>> Use -fno-builtin-printf.
> 
> I'm curious, it's obviously a correct optimization, so why
> would you want to turn if off?

You can also use -ffreestanding to disable it (and other
similar ones).  If you are working in an environment which
only has printf, the conversion to puts is not helpful.