| /* Tests for _FloatN / _FloatNx types: compile and execution tests for |
| type-generic built-in functions: __builtin_isinf_sign. Before |
| including this file, define WIDTH as the value N; define EXT to 1 |
| for _FloatNx and 0 for _FloatN. */ |
| |
| #define __STDC_WANT_IEC_60559_TYPES_EXT__ |
| #include <float.h> |
| |
| #define CONCATX(X, Y) X ## Y |
| #define CONCAT(X, Y) CONCATX (X, Y) |
| #define CONCAT3(X, Y, Z) CONCAT (CONCAT (X, Y), Z) |
| #define CONCAT4(W, X, Y, Z) CONCAT (CONCAT (CONCAT (W, X), Y), Z) |
| |
| #if EXT |
| # define TYPE CONCAT3 (_Float, WIDTH, x) |
| # define CST(C) CONCAT4 (C, f, WIDTH, x) |
| # define MAX CONCAT3 (FLT, WIDTH, X_MAX) |
| #else |
| # define TYPE CONCAT (_Float, WIDTH) |
| # define CST(C) CONCAT3 (C, f, WIDTH) |
| # define MAX CONCAT3 (FLT, WIDTH, _MAX) |
| #endif |
| |
| extern void exit (int); |
| extern void abort (void); |
| |
| volatile TYPE inf = __builtin_inf (), nanval = __builtin_nan (""); |
| volatile TYPE neginf = -__builtin_inf (), negnanval = -__builtin_nan (""); |
| volatile TYPE zero = CST (0.0), negzero = -CST (0.0), one = CST (1.0); |
| volatile TYPE max = MAX, negmax = -MAX; |
| |
| int |
| main (void) |
| { |
| if (__builtin_isinf_sign (inf) != 1) |
| abort (); |
| if (__builtin_isinf_sign (neginf) != -1) |
| abort (); |
| if (__builtin_isinf_sign (nanval) != 0) |
| abort (); |
| if (__builtin_isinf_sign (negnanval) != 0) |
| abort (); |
| if (__builtin_isinf_sign (zero) != 0) |
| abort (); |
| if (__builtin_isinf_sign (negzero) != 0) |
| abort (); |
| if (__builtin_isinf_sign (one) != 0) |
| abort (); |
| if (__builtin_isinf_sign (max) != 0) |
| abort (); |
| if (__builtin_isinf_sign (negmax) != 0) |
| abort (); |
| exit (0); |
| } |