ORCA-C/Tests/Conformance/C2.7.2.3.CC

64 lines
1.4 KiB
Plaintext
Raw Normal View History

/* Conformance Test 2.7.2.3: Test extended-precision floating-pt constants */
#include <math.h>
main ()
{
long double a;
/* Test maximum and minimum extended-precision floating-point values, */
/* using all valid syntactic constructs. */
a = 1e+4932;
if (fabs(a - 1.E4932) > 1e4927)
goto Fail;
a = .1e-4931;
if (fabs(a - 1.0e-4932) > 1e-4928)
goto Fail;
/* Test other miscellaneous values. */
a = 32767l;
if (fabs(a - 32767.000E+00000) > 0.1)
goto Fail;
a = 1234567890.123456789;
if (fabs(a - 1.234567890123456789E+09) > 1000.0)
goto Fail;
a = 0000000000000000000;
if (fabs(a) > 0.0000000001)
goto Fail;
a = .456789;
if (fabs(a - 456789E-6) > 0.0000000001)
goto Fail;
/* Test negative values. */
a = -1e+4932;
if (fabs(a - (-1.E4932)) > 1e4920)
goto Fail;
a = -.1e-4943;
if (fabs(a - (-1.0e-4932)) > 1e-4935)
goto Fail;
/* Test other miscellaneous values. */
a = -32768L;
if (fabs(a - (-32768.000E+00000)) > 0.0000000001)
goto Fail;
a = -123.4567890123;
if (fabs(a - (-1.234567890123E+02)) > 0.000000001)
goto Fail;
a = -.456789;
if (fabs(a - (-456789E-6)) > 0.0000000001)
goto Fail;
printf ("Passed Conformance Test 2.7.2.3\n");
return;
Fail:
printf ("Failed Conformance Test 2.7.2.3\n");
}