gcc/testsuite/gcc.target/mips/fabsf-nan2008.c

/* { dg-do compile } */
/* { dg-options "-mnan=2008" } */

NOMIPS16 float
fabsf_2008 (float f)
{
  return __builtin_fabsf (f);
}

/* { dg-final { scan-assembler "\tabs\\.s\t" } } */