66 lines
1.4 KiB
C++
66 lines
1.4 KiB
C++
/* Conformance Test 2.7.2.3: Test extended-precision floating-pt constants */
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#include <math.h>
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int printf(const char *, ...);
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int main (void)
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{
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long double a;
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/* Test maximum and minimum extended-precision floating-point values, */
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/* using all valid syntactic constructs. */
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a = 1e+4932;
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if (fabs(a - 1.E4932) > 1e4927)
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goto Fail;
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a = .1e-4931;
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if (fabs(a - 1.0e-4932) > 1e-4928)
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goto Fail;
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/* Test other miscellaneous values. */
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a = 32767l;
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if (fabs(a - 32767.000E+00000) > 0.1)
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goto Fail;
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a = 1234567890.123456789;
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if (fabs(a - 1.234567890123456789E+09) > 1000.0)
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goto Fail;
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a = 0000000000000000000;
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if (fabs(a) > 0.0000000001)
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goto Fail;
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a = .456789;
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if (fabs(a - 456789E-6) > 0.0000000001)
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goto Fail;
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/* Test negative values. */
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a = -1e+4932L;
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if (fabs(a - (-1.E4932L)) > 1e4920L)
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goto Fail;
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a = -.1e-4943L;
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if (fabs(a - (-1.0e-4932L)) > 1e-4932L)
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goto Fail;
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/* Test other miscellaneous values. */
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a = -32768L;
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if (fabs(a - (-32768.000E+00000)) > 0.0000000001)
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goto Fail;
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a = -123.4567890123;
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if (fabs(a - (-1.234567890123E+02)) > 0.000000001)
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goto Fail;
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a = -.456789;
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if (fabs(a - (-456789E-6)) > 0.0000000001)
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goto Fail;
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printf ("Passed Conformance Test 2.7.2.3\n");
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return 0;
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Fail:
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printf ("Failed Conformance Test 2.7.2.3\n");
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}
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