[Bug c++/25267] [3.4 4.0 regression] wrong code with inlining at -O2

pinskia at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Mon Dec 5 15:23:00 GMT 2005



------- Comment #2 from pinskia at gcc dot gnu dot org  2005-12-05 15:23 -------
You are violating C/C++ aliasing rules:

inline float hton(float x)
....
  uint32_t* p32 = (uint32_t*)(&x);


You are accessing a float through a uint32_t.

*** This bug has been marked as a duplicate of 21920 ***


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |DUPLICATE


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25267



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