[Bug rtl-optimization/27437] [4.2 Regression]: -O3 regression due to SEE

[reichelt at gcc dot gnu dot org]

------- Comment #4 from reichelt at gcc dot gnu dot org  2006-05-05 12:41 
-------
Here's a testcase that crashes on x86_64-unknown-linux-gnu with -O3
or -O2 -fsee:

====================================
unsigned char foo(unsigned char i)
{
  while (1 << i)
    --i;
  return i;
}
====================================


-- 

reichelt at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |reichelt at gcc dot gnu dot
                   |                            |org
           Severity|normal                      |critical


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27437