modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/execute/ieee/mul-subnormal-single-1.x (about)

     1  if [istarget "epiphany-*-*"] {
     2      # The Epiphany single-precision floating point format does not
     3      # support subnormals.
     4      return 1
     5  }
     6  if {[istarget "m68k-*-*"] && [check_effective_target_coldfire_fpu]} {
     7      # ColdFire FPUs require software handling of subnormals.  We are
     8      # not aware of any system that has this.
     9      set torture_execute_xfail "m68k-*-*"
    10  }
    11  if [istarget "spu-*-*"] {
    12      # The SPU single-precision floating point format does not
    13      # support subnormals.
    14      return 1
    15  }
    16  if { [istarget "tic6x-*-*"] && [check_effective_target_ti_c67x] } {
    17      # C6X floating point hardware turns denormals to zero in multiplications.
    18      set torture_execute_xfail "tic6x-*-*"
    19      return 1
    20  }
    21  return 0