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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [dfp/] [operator-unary.c] - Rev 154
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/* { dg-options "-std=gnu99" } */ /* C99 6.5.3 Unary operators. */ extern void abort (void); #define AUTO_INCREASE_DECREASE(TYPE,SUFFIX) \ do \ { \ _Decimal##TYPE in_de_d##TYPE = 0.0##SUFFIX; \ if (in_de_d##TYPE++) abort (); \ if (--in_de_d##TYPE) abort (); \ if (++in_de_d##TYPE == 0.0##SUFFIX) abort (); \ if (in_de_d##TYPE-- == 0.0##SUFFIX) abort (); \ } while(0) #define UNARY_OPERATOR(TYPE,SUFFIX) \ do \ { \ _Decimal##TYPE unary_d##TYPE = 1.0##SUFFIX; \ _Decimal##TYPE* unary_dp##TYPE; \ /* & operator. */ \ unary_dp##TYPE = &(unary_d##TYPE); \ /* * operator. */ \ unary_d##TYPE = *(unary_dp##TYPE); \ /* - operator. */ \ unary_d##TYPE = -unary_d##TYPE; \ if (unary_d##TYPE != -1.0##SUFFIX) abort (); \ /* + operator. */ \ unary_d##TYPE = +unary_d##TYPE; \ if (unary_d##TYPE != -1.0##SUFFIX) abort (); \ if (!unary_d##TYPE) abort (); /*! operator. */ \ } while (0) int main () { /* C99 6.5.3.1 Prefix increment and decrement operators. */ AUTO_INCREASE_DECREASE(32, DF); AUTO_INCREASE_DECREASE(64, DD); AUTO_INCREASE_DECREASE(128, DL); /* C99 6.5.3 Unary operators. */ UNARY_OPERATOR(32, DF); UNARY_OPERATOR(64, DD); UNARY_OPERATOR(128, DL); /* C99 6.5.3 Unary operators for zero values. */ if (- +0.df != -0.df) abort (); if (+ -0.df != -0.df) abort (); if (- -0.df != +0.df) abort (); return 0; }