diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/dfp/operator-unary.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/c-c++-common/dfp/operator-unary.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/dfp/operator-unary.c b/gcc-4.9/gcc/testsuite/c-c++-common/dfp/operator-unary.c new file mode 100644 index 000000000..65f0be074 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/c-c++-common/dfp/operator-unary.c @@ -0,0 +1,52 @@ +/* C99 6.5.3 Unary operators. */ + +#include "dfp-dbg.h" + +#define AUTO_INCREASE_DECREASE(TYPE,SUFFIX) \ +do \ +{ \ + _Decimal##TYPE in_de_d##TYPE = 0.0##SUFFIX; \ + if (in_de_d##TYPE++) FAILURE \ + if (--in_de_d##TYPE) FAILURE \ + if (++in_de_d##TYPE == 0.0##SUFFIX) FAILURE \ + if (in_de_d##TYPE-- == 0.0##SUFFIX) FAILURE \ +} 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) FAILURE \ + /* + operator. */ \ + unary_d##TYPE = +unary_d##TYPE; \ + if (unary_d##TYPE != -1.0##SUFFIX) FAILURE \ + if (!unary_d##TYPE) FAILURE /*! 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) FAILURE + if (+ -0.df != -0.df) FAILURE + if (- -0.df != +0.df) FAILURE + + FINISH +} |