[Bug tree-optimization/71823] [6/7 Regression] g++ segfaults with -mfma and -ftree-slp-vectorize

jakub at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon Jul 11 09:55:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71823

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jakub at gcc dot gnu.org

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Reduced testcase:
float a[4], b[4];

int
main ()
{
  int i;
  for (i = 0; i < 4; ++i)
    b[i] = __builtin_fma (0.0f, 0.0f, a[i]);
  return 0;
}


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