gcc/testsuite/gfortran.dg/default_format_denormal_1.f90


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! { dg-do run { xfail alpha*-*-* *-*-darwin[89]* *-*-freebsd* *-*-mingw* *-*-cygwin* spu-*-* } }
! Test XFAILed on these platforms because the system's printf() lacks
! proper support for denormals.
!
! This tests that the default formats for formatted I/O of reals are
! wide enough and have enough precision, by checking that values can
! be written and read back.
!
include "default_format_1.inc"

program main
  use test_default_format

  if (test (tiny(0.0_4), -1) /= 0) call abort
  if (test (-tiny(0.0_4), 1) /= 0) call abort
  if (test (0.0_4, 0) /= 0) call abort

  if (test (tiny(0.0_8), -1) /= 0) call abort
  if (test (-tiny(0.0_8), 1) /= 0) call abort
  if (test (0.0_8, 0) /= 0) call abort

end program main
!
! { dg-final { cleanup-modules "test_default_format" } }