2017-10-21 23:40:19 +00:00
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/* Conformance Test 2.7.2.2: Test double-precision floating-point constants */
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#include <math.h>
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main ()
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{
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double a;
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/* Test maximum and minimum double-precision floating-point values, using */
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/* all valid syntactic constructs. */
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a = 1e+308;
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if (fabs(a - 1.E308) > 1e302)
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goto Fail;
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a = .1e-307;
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if (fabs(a - 1.0e-308) > 1e-302)
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goto Fail;
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/* Test other miscellaneous values. */
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a = 32767.f;
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if (fabs(a - 32767.000E+00000) > 0.1)
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goto Fail;
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a = 1234567.89012345;
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if (fabs(a - 1.23456789012345E+06) > 1.0)
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goto Fail;
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a = 000000000000000;
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if (fabs(a - 0) > 0.00001)
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goto Fail;
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a = .456789;
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if (fabs(a - 456789E-6) > 0.00001)
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goto Fail;
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/* Test negative values. */
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a = -1e+308;
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if (fabs(a - (-1.E308)) > 1e-302)
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goto Fail;
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a = -.1e-307;
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if (fabs(a - (-1.0e-308)) > 1e-302)
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goto Fail;
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/* Test other miscellaneous values. */
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a = -32768.F;
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if (fabs(a - (-32768.000E+00000)) > 0.1)
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goto Fail;
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a = -123.4567890123;
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if (fabs(a - (-1.234567E+02)) > 0.001)
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goto Fail;
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a = -.456789;
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if (fabs(a - (-456789E-6)) > 0.00001)
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goto Fail;
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printf ("Passed Conformance Test 2.7.2.2\n");
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return;
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Fail:
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printf ("Failed Conformance Test 2.7.2.2\n");
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}
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