gcc/testsuite/gfortran.dg/fmt_en.f90

   1 ! { dg-do run }
   2 ! PR60128 Invalid outputs with EN descriptors
   3 ! Test case provided by Walt Brainerd.
   4 program pr60128
   5 use ISO_FORTRAN_ENV
   6     implicit none
   7     integer, parameter :: j(size(real_kinds)+4)=[REAL_KINDS, [4, 4, 4, 4]]
   8     logical :: l_skip(4) = .false.
   9     integer :: i
  10     integer :: n_tst = 0, n_cnt = 0, n_skip = 0
  11     character(len=20) :: s, s1
  12
  13     open (unit = 10, file = 'fmt_en.res')
  14 !   Check that the default rounding mode is to nearest and to even on tie.
  15     do i=1,size(real_kinds)
  16       if (i == 1) then
  17         write(s, '(2F4.1,2F4.0)') real(-9.49999905,kind=j(1)), &
  18                                   real(9.49999905,kind=j(1)),  &
  19                                   real(9.5,kind=j(1)), real(8.5,kind=j(1))
  20         write(s1, '(3PE10.3,2PE10.3)') real(987350.,kind=j(1)), &
  21                                        real(98765.0,kind=j(1))
  22       else if (i == 2) then
  23         write(s, '(2F4.1,2F4.0)') real(-9.49999905,kind=j(2)), &
  24                                   real(9.49999905,kind=j(2)),  &
  25                                   real(9.5,kind=j(2)), real(8.5,kind=j(2))
  26         write(s1, '(3PE10.3,2PE10.3)') real(987350.,kind=j(2)), &
  27                                        real(98765.0,kind=j(2))
  28       else if (i == 3) then
  29         write(s, '(2F4.1,2F4.0)') real(-9.49999905,kind=j(3)), &
  30                                   real(9.49999905,kind=j(3)),  &
  31                                   real(9.5,kind=j(3)), real(8.5,kind=j(3))
  32         write(s1, '(3PE10.3,2PE10.3)') real(987350.,kind=j(3)), &
  33                                        real(98765.0,kind=j(3))
  34       else if (i == 4) then
  35         write(s, '(2F4.1,2F4.0)') real(-9.49999905,kind=j(4)), &
  36                                   real(9.49999905,kind=j(4)),  &
  37                                   real(9.5,kind=j(4)), real(8.5,kind=j(4))
  38         write(s1, '(3PE10.3,2PE10.3)') real(987350.,kind=j(4)), &
  39                                        real(98765.0,kind=j(4))
  40       end if
  41       if (s /= '-9.5 9.5 10.  8.' .or. s1 /= ' 987.4E+03 98.76E+03') then
  42         l_skip(i) = .true.
  43 !        print "('Unsupported rounding for real(',i0,')')", j(i)
  44       end if
  45     end do
  46
  47
  48 ! Original test.
  49     call checkfmt("(en15.2)", -.44444,    "    -444.44E-03")
  50
  51 ! Test for the bug in comment 6.
  52     call checkfmt("(en15.0)", 1.0,        "         1.E+00")
  53     call checkfmt("(en15.0)", 1.00000012, "         1.E+00")
  54     call checkfmt("(en15.0)", 0.99999994, "         1.E+00")
  55     call checkfmt("(en15.0)", 10.0,       "        10.E+00")
  56     call checkfmt("(en15.0)", 10.0000010, "        10.E+00")
  57     call checkfmt("(en15.0)", 9.99999905, "        10.E+00")
  58     call checkfmt("(en15.0)", 100.0,      "       100.E+00")
  59     call checkfmt("(en15.0)", 100.000008, "       100.E+00")
  60     call checkfmt("(en15.0)", 99.9999924, "       100.E+00")
  61     call checkfmt("(en15.0)", 1000.0,     "         1.E+03")
  62     call checkfmt("(en15.0)", 1000.00006, "         1.E+03")
  63     call checkfmt("(en15.0)", 999.999939, "         1.E+03")
  64     call checkfmt("(en15.0)", 9.5,        "        10.E+00")
  65     call checkfmt("(en15.0)", 9.50000095, "        10.E+00")
  66     call checkfmt("(en15.0)", 9.49999905, "         9.E+00")
  67     call checkfmt("(en15.0)", 99.5,       "       100.E+00")
  68     call checkfmt("(en15.0)", 99.5000076, "       100.E+00")
  69     call checkfmt("(en15.0)", 99.4999924, "        99.E+00")
  70     call checkfmt("(en15.0)", 999.5,      "         1.E+03")
  71     call checkfmt("(en15.0)", 999.500061, "         1.E+03")
  72     call checkfmt("(en15.0)", 999.499939, "       999.E+00")
  73     call checkfmt("(en15.0)", 9500.0,     "        10.E+03")
  74     call checkfmt("(en15.0)", 9500.00098, "        10.E+03")
  75     call checkfmt("(en15.0)", 9499.99902, "         9.E+03")
  76     call checkfmt("(en15.1)", 9950.0,     "       10.0E+03")
  77     call checkfmt("(en15.2)", 9995.0,     "      10.00E+03")
  78     call checkfmt("(en15.3)", 9999.5,     "     10.000E+03")
  79     call checkfmt("(en15.1)", 9.5,        "        9.5E+00")
  80     call checkfmt("(en15.1)", 9.50000095, "        9.5E+00")
  81     call checkfmt("(en15.1)", 9.49999905, "        9.5E+00")
  82     call checkfmt("(en15.1)", 0.099951,   "      100.0E-03")
  83     call checkfmt("(en15.1)", 0.009951,   "       10.0E-03")
  84     call checkfmt("(en15.1)", 0.000999951,"        1.0E-03")
  85
  86     call checkfmt("(en15.0)", -1.0,        "        -1.E+00")
  87     call checkfmt("(en15.0)", -1.00000012, "        -1.E+00")
  88     call checkfmt("(en15.0)", -0.99999994, "        -1.E+00")
  89     call checkfmt("(en15.0)", -10.0,       "       -10.E+00")
  90     call checkfmt("(en15.0)", -10.0000010, "       -10.E+00")
  91     call checkfmt("(en15.0)", -9.99999905, "       -10.E+00")
  92     call checkfmt("(en15.0)", -100.0,      "      -100.E+00")
  93     call checkfmt("(en15.0)", -100.000008, "      -100.E+00")
  94     call checkfmt("(en15.0)", -99.9999924, "      -100.E+00")
  95     call checkfmt("(en15.0)", -1000.0,     "        -1.E+03")
  96     call checkfmt("(en15.0)", -1000.00006, "        -1.E+03")
  97     call checkfmt("(en15.0)", -999.999939, "        -1.E+03")
  98     call checkfmt("(en15.0)", -9.5,        "       -10.E+00")
  99     call checkfmt("(en15.0)", -9.50000095, "       -10.E+00")
 100     call checkfmt("(en15.0)", -9.49999905, "        -9.E+00")
 101     call checkfmt("(en15.0)", -99.5,       "      -100.E+00")
 102     call checkfmt("(en15.0)", -99.5000076, "      -100.E+00")
 103     call checkfmt("(en15.0)", -99.4999924, "       -99.E+00")
 104     call checkfmt("(en15.0)", -999.5,      "        -1.E+03")
 105     call checkfmt("(en15.0)", -999.500061, "        -1.E+03")
 106     call checkfmt("(en15.0)", -999.499939, "      -999.E+00")
 107     call checkfmt("(en15.0)", -9500.0,     "       -10.E+03")
 108     call checkfmt("(en15.0)", -9500.00098, "       -10.E+03")
 109     call checkfmt("(en15.0)", -9499.99902, "        -9.E+03")
 110     call checkfmt("(en15.1)", -9950.0,     "      -10.0E+03")
 111     call checkfmt("(en15.2)", -9995.0,     "     -10.00E+03")
 112     call checkfmt("(en15.3)", -9999.5,     "    -10.000E+03")
 113     call checkfmt("(en15.1)", -9.5,        "       -9.5E+00")
 114     call checkfmt("(en15.1)", -9.50000095, "       -9.5E+00")
 115     call checkfmt("(en15.1)", -9.49999905, "       -9.5E+00")
 116     call checkfmt("(en15.1)", -0.099951,   "     -100.0E-03")
 117     call checkfmt("(en15.1)", -0.009951,   "      -10.0E-03")
 118     call checkfmt("(en15.1)", -0.000999951,"       -1.0E-03")
 119
 120     call checkfmt("(en15.1)", 987350.,     "      987.4E+03")
 121     call checkfmt("(en15.2)", 98735.,      "      98.74E+03")
 122     call checkfmt("(en15.3)", 9873.5,      "      9.874E+03")
 123     call checkfmt("(en15.1)", 987650.,     "      987.6E+03")
 124     call checkfmt("(en15.2)", 98765.,      "      98.76E+03")
 125     call checkfmt("(en15.3)", 9876.5,      "      9.876E+03")
 126     call checkfmt("(en15.1)", 3.125E-02,   "       31.2E-03")
 127     call checkfmt("(en15.1)", 9.375E-02,   "       93.8E-03")
 128     call checkfmt("(en15.2)", 1.5625E-02,  "      15.62E-03")
 129     call checkfmt("(en15.2)", 4.6875E-02,  "      46.88E-03")
 130     call checkfmt("(en15.3)", 7.8125E-03,  "      7.812E-03")
 131     call checkfmt("(en15.3)", 2.34375E-02, "     23.438E-03")
 132     call checkfmt("(en15.3)", 9.765625E-04,"    976.562E-06")
 133     call checkfmt("(en15.6)", 2.9296875E-03,"   2.929688E-03")
 134
 135     call checkfmt("(en15.1)", -987350.,     "     -987.4E+03")
 136     call checkfmt("(en15.2)", -98735.,      "     -98.74E+03")
 137     call checkfmt("(en15.3)", -9873.5,      "     -9.874E+03")
 138     call checkfmt("(en15.1)", -987650.,     "     -987.6E+03")
 139     call checkfmt("(en15.2)", -98765.,      "     -98.76E+03")
 140     call checkfmt("(en15.3)", -9876.5,      "     -9.876E+03")
 141     call checkfmt("(en15.1)", -3.125E-02,   "      -31.2E-03")
 142     call checkfmt("(en15.1)", -9.375E-02,   "      -93.8E-03")
 143     call checkfmt("(en15.2)", -1.5625E-02,  "     -15.62E-03")
 144     call checkfmt("(en15.2)", -4.6875E-02,  "     -46.88E-03")
 145     call checkfmt("(en15.3)", -7.8125E-03,  "     -7.812E-03")
 146     call checkfmt("(en15.3)", -2.34375E-02, "    -23.438E-03")
 147     call checkfmt("(en15.3)", -9.765625E-04,"   -976.562E-06")
 148     call checkfmt("(en15.6)", -2.9296875E-03,"  -2.929688E-03")
 149
 150     ! print *, n_tst, n_cnt, n_skip
 151     if (n_cnt /= 0) call abort
 152     if (all(.not. l_skip)) write (10, *) "All kinds rounded to nearest"
 153     close (10)
 154
 155 contains
 156     subroutine checkfmt(fmt, x, cmp)
 157         implicit none
 158         integer :: i
 159         character(len=*), intent(in) :: fmt
 160         real, intent(in) :: x
 161         character(len=*), intent(in) :: cmp
 162         do i=1,size(real_kinds)
 163           if (i == 1) then
 164             write(s, fmt) real(x,kind=j(1))
 165           else if (i == 2) then
 166             write(s, fmt) real(x,kind=j(2))
 167           else if (i == 3) then
 168             write(s, fmt) real(x,kind=j(3))
 169           else if (i == 4) then
 170             write(s, fmt) real(x,kind=j(4))
 171           end if
 172           n_tst = n_tst + 1
 173           if (s /= cmp) then
 174             if (l_skip(i)) then
 175               n_skip = n_skip + 1
 176             else
 177               print "(a,1x,a,' expected: ',1x,a)", fmt, s, cmp
 178               n_cnt = n_cnt + 1
 179             end if
 180           end if
 181         end do
 182
 183     end subroutine
 184 end program
 185 ! { dg-final { scan-file fmt_en.res "All kinds rounded to nearest" { xfail hppa*-*-hpux* } } }