| /* { dg-options "-std=gnu99" } */ |
| |
| /* N1150 4: Characteristics of decimal floating types <float.h>. |
| C99 5.2.4.2.2a[3]: New. |
| |
| Verify constants about range of decimal float and three components of |
| decimal float defined in float.h. */ |
| |
| /* Make sure we are exporting the right values to float.h. */ |
| #ifndef __STDC_WANT_DEC_FP__ |
| #define __STDC_WANT_DEC_FP__ 1 |
| #endif |
| |
| #include <float.h> |
| |
| extern void abort (void); |
| static int failcnt; |
| |
| /* Support compiling the test to report individual failures; default is |
| to abort as soon as a check fails. */ |
| #ifdef DBG |
| #include <stdio.h> |
| #define FAILURE { printf ("failed at line %d\n", __LINE__); failcnt++; } |
| #else |
| #define FAILURE abort (); |
| #endif |
| |
| int main () |
| { |
| if (DEC32_MANT_DIG != 7) FAILURE |
| if (DEC64_MANT_DIG != 16) FAILURE |
| if (DEC128_MANT_DIG != 34) FAILURE |
| |
| if (DEC32_MIN_EXP != -94) FAILURE |
| if (DEC64_MIN_EXP != -382) FAILURE |
| if (DEC128_MIN_EXP != -6142) FAILURE |
| |
| if (DEC32_MAX_EXP != 97) FAILURE |
| if (DEC64_MAX_EXP != 385) FAILURE |
| if (DEC128_MAX_EXP != 6145) FAILURE |
| |
| if (DEC32_MAX != 9.999999E96DF) FAILURE |
| if (DEC64_MAX != 9.999999999999999E384DD) FAILURE |
| if (DEC128_MAX != 9.999999999999999999999999999999999E6144DL) FAILURE |
| |
| if (DEC32_EPSILON != 1E-6DF) FAILURE |
| if (DEC64_EPSILON != 1E-15DD) FAILURE |
| if (DEC128_EPSILON != 1E-33DL) FAILURE |
| |
| if (DEC32_MIN != 1E-95DF) FAILURE |
| if (DEC64_MIN != 1E-383DD) FAILURE |
| if (DEC128_MIN != 1E-6143DL) FAILURE |
| |
| if (DEC32_SUBNORMAL_MIN != 0.000001E-95DF) FAILURE |
| if (DEC64_SUBNORMAL_MIN != 0.000000000000001E-383DD) FAILURE |
| if (DEC128_SUBNORMAL_MIN != 0.000000000000000000000000000000001E-6143DL) |
| FAILURE |
| |
| if (failcnt != 0) |
| abort (); |
| |
| return 0; |
| } |
