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jeremybenn |
! { dg-do run }
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! Check real value edit descriptors
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! Also checks that rounding is performed correctly
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program edit_real_1
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character(len=20) s
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character(len=20) x
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character(len=200) t
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parameter (x = "xxxxxxxxxxxxxxxxxxxx")
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! W append a "z" onto each test to check the field is the correct width
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s = x
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! G -> F format
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write (s, '(G10.3,A)') 12.36, "z"
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if (s .ne. " 12.4 z") call abort
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s = x
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! G -> E format
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write (s, '(G10.3,A)') -0.0012346, "z"
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if (s .ne. "-0.123E-02z") call abort
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s = x
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! Gw.eEe format
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write (s, '(G10.3e1,a)') 12.34, "z"
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if (s .ne. " 12.3 z") call abort
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! E format with excessive precision
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write (t, '(E199.192,A)') 1.5, "z"
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if ((t(1:7) .ne. " 0.1500") .or. (t(194:200) .ne. "00E+01z")) call abort
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! EN format
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s = x
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write (s, '(EN15.3,A)') 12873.6, "z"
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if (s .ne. " 12.874E+03z") call abort
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! EN format, negative exponent
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s = x
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write (s, '(EN15.3,A)') 12.345e-6, "z"
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if (s .ne. " 12.345E-06z") call abort
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! ES format
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s = x
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write (s, '(ES10.3,A)') 16.235, "z"
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if (s .ne. " 1.624E+01z") call abort
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! F format, small number
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s = x
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write (s, '(F10.8,A)') 1.0e-20, "z"
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if (s .ne. "0.00000000z") call abort
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! E format, very large number.
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! Used to overflow with positive scale factor
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s = x
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write (s, '(1PE10.3,A)') huge(0d0), "z"
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! The actual value is target specific, so just do a basic check
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if ((s(1:1) .eq. "*") .or. (s(7:7) .ne. "+") .or. &
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(s(11:11) .ne. "z")) call abort
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! F format, round up with carry to most significant digit.
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s = x
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write (s, '(F10.3,A)') 0.9999, "z"
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if (s .ne. " 1.000z") call abort
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! F format, round up with carry to most significant digit < 0.1.
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s = x
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write (s, '(F10.3,A)') 0.0099, "z"
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if (s .ne. " 0.010z") call abort
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! E format, round up with carry to most significant digit.
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s = x
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write (s, '(E10.3,A)') 0.9999, "z"
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if (s .ne. " 0.100E+01z") call abort
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! EN format, round up with carry to most significant digit.
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s = x
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write (s, '(EN15.3,A)') 999.9999, "z"
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if (s .ne. " 1.000E+03z") call abort
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! E format, positive scale factor
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s = x
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write (s, '(2PE10.4,A)') 1.2345, "z"
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if (s .ne. '12.345E-01z') call abort
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! E format, negative scale factor
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s = x
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write (s, '(-2PE10.4,A)') 1.25, "z"
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if (s .ne. '0.0013E+03z') call abort
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! E format, single digit precision
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s = x
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write (s, '(E10.1,A)') 1.1, "z"
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if (s .ne. ' 0.1E+01z') call abort
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end
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