[Bug c/44478] -Wunused- but-set-variable is incredible noisy in kernel builds

[jakub at gcc dot gnu dot org]

------- Comment #4 from jakub at gcc dot gnu dot org  2010-06-09 10:52 -------
We don't warn on
void foo (void)
{
  int dummy;
  asm ("" : "=r" (dummy));
}
- the use in the asm is considered as a use, not just set.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44478