[Bug c/50922] infinite loop when optimized

[pfister at pci dot uzh.ch]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50922

--- Comment #7 from Rolf Pfister <pfister at pci dot uzh.ch> 2011-10-31 19:58:07 UTC ---
I wrote:

 > long x=2147483647;
 > ulong c;
 > for(c=0;c<2147483648UL;c++)
 >   {
 >      lcdSendData(x--);
 >   }

I tried this new variant with "gcc (Ubuntu 4.4.1-4ubuntu9) 4.4.1"
With this version it works correctly. Also with avr-gcc this variant 
works correctly.
So the problem seems really to be solved.

Rolf