Viewing file:  sizeless-2.c (8.67 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { dg-options "-std=gnu99 -msve-vector-bits=256" } */
#include <arm_sve.h>
typedef signed char int8x32_t __attribute__((__vector_size__ (32)));
/* Sizeless objects with global scope. */
svint8_t global_sve_sc; /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
static svint8_t local_sve_sc; /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
extern svint8_t extern_sve_sc; /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
__thread svint8_t tls_sve_sc; /* { dg-error {variables of type 'svint8_t' cannot have thread-local storage duration} } */
_Atomic svint8_t atomic_sve_sc; /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
/* Sizeless arrays. */
typedef svint8_t array_type[2]; /* { dg-error {array elements cannot have SVE type 'svint8_t'} } */
extern svint8_t extern_array[]; /* { dg-error {array elements cannot have SVE type 'svint8_t'} } */
/* Sizeless fields. */
struct struct1 {
svint8_t a; /* { dg-error {fields cannot have SVE type 'svint8_t'} } */
};
union union1 {
svint8_t a; /* { dg-error {fields cannot have SVE type 'svint8_t'} } */
};
/* Pointers to sizeless types. */
svint8_t *global_sve_sc_ptr;
svint8_t *invalid_sve_sc_ptr = &(svint8_t) { *global_sve_sc_ptr }; /* { dg-error {initializer element is not constant} } */
/* { dg-error {SVE type 'svint8_t' does not have a fixed size} "2nd line" { target *-*-* } .-1 } */
/* Sizeless arguments and return values. */
void ext_consume_sve_sc (svint8_t);
void ext_consume_varargs (int, ...);
svint8_t ext_produce_sve_sc ();
/* Main tests for statements and expressions. */
void
statements (int n)
{
/* Local declarations. */
unsigned char va __attribute__((__vector_size__(2)));
svint8_t sve_sc1, sve_sc2;
_Atomic svint8_t atomic_sve_sc;
int8x32_t gnu_sc1;
svint16_t sve_sh1;
static svint8_t local_static_sve_sc; /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
/* Layout queries. */
sizeof (svint8_t); /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
sizeof (sve_sc1); /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
sizeof (ext_produce_sve_sc ()); /* { dg-error {SVE type 'svint8_t' does not have a fixed size} } */
_Alignof (svint8_t); /* { dg-error {SVE type 'svint8_t' does not have a defined alignment} } */
_Alignof (sve_sc1); /* { dg-error {SVE type 'svint8_t' does not have a defined alignment} } */
_Alignof (ext_produce_sve_sc ()); /* { dg-error {SVE type 'svint8_t' does not have a defined alignment} } */
/* Initialization. */
svint8_t init_sve_sc1 = sve_sc1;
svint8_t init_sve_sc2 = sve_sh1; /* { dg-error {incompatible types when initializing type 'svint8_t' using type 'svint16_t'} } */
svint8_t init_sve_sc3 = {}; /* { dg-error {empty scalar initializer} } */
int initi_a = sve_sc1; /* { dg-error {incompatible types when initializing type 'int' using type 'svint8_t'} } */
int initi_b = { sve_sc1 }; /* { dg-error {incompatible types when initializing type 'int' using type 'svint8_t'} } */
/* Compound literals. */
(svint8_t) {}; /* { dg-error {empty scalar initializer} } */
(svint8_t) { sve_sc1 };
(int) { sve_sc1 }; /* { dg-error {incompatible types when initializing type 'int' using type 'svint8_t'} } */
/* Arrays. */
svint8_t array[2]; /* { dg-error {array elements cannot have SVE type 'svint8_t'} } */
svint8_t zero_length_array[0]; /* { dg-error {array elements cannot have SVE type 'svint8_t'} } */
svint8_t empty_init_array[] = {}; /* { dg-error {array elements cannot have SVE type 'svint8_t'} } */
typedef svint8_t vla_type[n]; /* { dg-error {array elements cannot have SVE type 'svint8_t'} } */
/* Assignment. */
n = sve_sc1; /* { dg-error {incompatible types when assigning to type 'int' from type 'svint8_t'} } */
sve_sc1 = 0; /* { dg-error {incompatible types when assigning to type 'svint8_t' from type 'int'} } */
sve_sc1 = sve_sc2;
sve_sc1 = sve_sh1; /* { dg-error {incompatible types when assigning to type 'svint8_t' from type 'svint16_t'} } */
/* Casting. */
(void) sve_sc1;
(svint8_t) sve_sc1;
/* Addressing and dereferencing. */
svint8_t *sve_sc_ptr = &sve_sc1;
int8x32_t *gnu_sc_ptr = &gnu_sc1;
sve_sc1 = *sve_sc_ptr;
/* Pointer assignment. */
gnu_sc_ptr = sve_sc_ptr; /* { dg-warning {incompatible pointer type} } */
sve_sc_ptr = gnu_sc_ptr; /* { dg-warning {incompatible pointer type} } */
/* Pointer arithmetic. */
++sve_sc_ptr; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
--sve_sc_ptr; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc_ptr++; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc_ptr--; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc_ptr += 0; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc_ptr += 1; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc_ptr -= 0; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc_ptr -= 1; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc_ptr - sve_sc_ptr; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
gnu_sc_ptr - sve_sc_ptr; /* { dg-error {invalid operands to binary -} } */
sve_sc_ptr - gnu_sc_ptr; /* { dg-error {invalid operands to binary -} } */
sve_sc1 = sve_sc_ptr[0]; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
sve_sc1 = sve_sc_ptr[1]; /* { dg-error {arithmetic on pointer to SVE type 'svint8_t'} } */
/* Pointer comparison. */
sve_sc_ptr == &sve_sc1;
sve_sc_ptr != &sve_sc1;
sve_sc_ptr < &sve_sc1;
sve_sc_ptr <= &sve_sc1;
sve_sc_ptr > &sve_sc1;
sve_sc_ptr >= &sve_sc1;
gnu_sc_ptr == sve_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
gnu_sc_ptr != sve_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
gnu_sc_ptr < sve_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
gnu_sc_ptr <= sve_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
gnu_sc_ptr > sve_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
gnu_sc_ptr >= sve_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
sve_sc_ptr == gnu_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
sve_sc_ptr != gnu_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
sve_sc_ptr < gnu_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
sve_sc_ptr <= gnu_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
sve_sc_ptr > gnu_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
sve_sc_ptr >= gnu_sc_ptr; /* { dg-warning {comparison of distinct pointer types} } */
/* Conditional expressions. */
0 ? sve_sc1 : sve_sc1;
0 ? sve_sc1 : sve_sh1; /* { dg-error {type mismatch in conditional expression} } */
0 ? sve_sc1 : 0; /* { dg-error {type mismatch in conditional expression} } */
0 ? 0 : sve_sc1; /* { dg-error {type mismatch in conditional expression} } */
0 ?: sve_sc1; /* { dg-error {type mismatch in conditional expression} } */
0 ? sve_sc_ptr : sve_sc_ptr;
0 ? sve_sc_ptr : gnu_sc_ptr; /* { dg-warning {pointer type mismatch} } */
0 ? gnu_sc_ptr : sve_sc_ptr; /* { dg-warning {pointer type mismatch} } */
/* Generic associations. */
_Generic (sve_sc1, default: 100);
_Generic (1, svint8_t: 10, default: 20);
/* Function arguments. */
ext_consume_sve_sc (sve_sc1);
ext_consume_sve_sc (sve_sh1); /* { dg-error {incompatible type for argument 1 of 'ext_consume_sve_sc'} } */
ext_consume_varargs (sve_sc1); /* { dg-error {incompatible type for argument 1 of 'ext_consume_varargs'} } */
ext_consume_varargs (1, sve_sc1);
/* Function returns. */
ext_produce_sve_sc ();
sve_sc1 = ext_produce_sve_sc ();
sve_sh1 = ext_produce_sve_sc (); /* { dg-error {incompatible types when assigning to type 'svint16_t' from type 'svint8_t'} } */
/* Varargs processing. */
__builtin_va_list valist;
__builtin_va_arg (valist, svint8_t);
/* Statement expressions. */
({ sve_sc1; });
({ svint8_t another_sve_sc = *sve_sc_ptr; another_sve_sc; });
}
/* Function parameters in definitions. */
void
old_style (input_sve_sc) /* { dg-error {SVE type 'svint8_t' cannot be passed to an unprototyped function} } */
svint8_t input_sve_sc;
{
svint8_t sve_sc1 = input_sve_sc;
}
void
new_style_param (svint8_t input_sve_sc)
{
svint8_t sve_sc1 = input_sve_sc;
}
/* Function return values in definitions. */
svint8_t
good_return_sve_sc (svint8_t param)
{
return param;
}
svint8_t
bad_return_sve_sc (svint16_t param)
{
return param; /* { dg-error {incompatible types when returning type 'svint16_t' but 'svint8_t' was expected} } */
}
|
