Viewing file:  operator-bitwise.c (2.3 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { dg-do compile } */
/* C99 6.5.10: Bitwise AND operator.
C99 6.5.11: Bitwise exclusive OR operator.
C99 6.5.12: Bitwise inclusive OR operator.
Test that these operators do not accept decimal float operands. */
#define OPERATE(OPRD1,OPRT,OPRD2) \
do \
{ \
OPRD1 OPRT OPRD2; \
} while (0)
#define DECIMAL_BITWISE_OPERATOR(OPRT,OPRD) \
do \
{ \
OPERATE(OPRD,OPRT,1); \
OPERATE(OPRD,OPRT,0); \
OPERATE(OPRD,OPRT,0x15); \
OPERATE(0,OPRT,OPRD); \
OPERATE(1,OPRT,OPRD); \
OPERATE(0x15,OPRT,OPRD); \
} while (0)
void operator_notfor_decimal()
{
_Decimal32 d32;
_Decimal64 d64;
_Decimal128 d128;
/* C99 Section 6.5.7 Bitwise shift operators. Operands must have
integer type (which the decimal float types are not). */
d32 << 1; /* { dg-error "invalid operands to binary" } */
d32 >> 1; /* { dg-error "invalid operands to binary" } */
d64 << 1; /* { dg-error "invalid operands to binary" } */
d64 >> 1; /* { dg-error "invalid operands to binary" } */
d128 << 1; /* { dg-error "invalid operands to binary" } */
d128 >> 1; /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(&,d32); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(&,d64); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(&,d128); /* { dg-error "invalid operands to binary" } */
/* C99 Section 6.5.{10,11,12} Bitwise operator. Constraints: Each of
the operands shall have integer type. DFP type is reject by compiler
when bitwise operation is performed. */
DECIMAL_BITWISE_OPERATOR(&,d32); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(&,d64); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(&,d128); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(|,d32); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(|,d64); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(|,d128); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(^,d32); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(^,d64); /* { dg-error "invalid operands to binary" } */
DECIMAL_BITWISE_OPERATOR(^,d128); /* { dg-error "invalid operands to binary" } */
}
|
