1 /* { dg-add-options ieee } */ 2 3 extern void abort (void); 4 testf(float b)5static inline int __attribute__((always_inline)) testf (float b) 6 { 7 float c = 1.01f * b; 8 9 return __builtin_isinff (c); 10 } 11 test(double b)12static inline int __attribute__((always_inline)) test (double b) 13 { 14 double c = 1.01 * b; 15 16 return __builtin_isinf (c); 17 } 18 testl(long double b)19static inline int __attribute__((always_inline)) testl (long double b) 20 { 21 long double c = 1.01L * b; 22 23 return __builtin_isinfl (c); 24 } 25 main()26int main() 27 { 28 if (testf (__FLT_MAX__) < 1) 29 abort (); 30 31 if (test (__DBL_MAX__) < 1) 32 abort (); 33 34 if (testl (__LDBL_MAX__) < 1) 35 abort (); 36 37 return 0; 38 } 39