300 lines
16 KiB
C
300 lines
16 KiB
C
// RUN: %clang_cc1 -fsyntax-only -verify -Wall -W -Wno-comment -triple arm64-linux-gnu -target-feature +sve -std=c90 %s
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// RUN: %clang_cc1 -fsyntax-only -verify -Wall -W -triple arm64-linux-gnu -target-feature +sve -std=c11 %s
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// RUN: %clang_cc1 -fsyntax-only -verify -Wall -W -triple arm64-linux-gnu -target-feature +sve -std=gnu11 %s
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typedef __SVInt8_t svint8_t;
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typedef __SVInt16_t svint16_t;
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svint8_t global_int8; // expected-error {{non-local variable with sizeless type 'svint8_t'}}
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extern svint8_t extern_int8; // expected-error {{non-local variable with sizeless type 'svint8_t'}}
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static svint8_t static_int8; // expected-error {{non-local variable with sizeless type 'svint8_t'}}
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__thread svint8_t thread_int8; // expected-error {{non-local variable with sizeless type 'svint8_t'}}
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svint8_t *global_int8_ptr;
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extern svint8_t *extern_int8_ptr;
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static svint8_t *static_int8_ptr;
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typedef svint8_t int8_typedef;
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typedef svint8_t *int8_ptr_typedef;
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int sizeof_int8 = sizeof(svint8_t); // expected-error {{invalid application of 'sizeof' to sizeless type 'svint8_t'}}
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int sizeof_int8_var = sizeof(*extern_int8_ptr); // expected-error {{invalid application of 'sizeof' to sizeless type 'svint8_t'}}
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int sizeof_int8_var_ptr = sizeof(extern_int8_ptr);
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int alignof_int8 = _Alignof(svint8_t); // expected-error {{invalid application of 'alignof' to sizeless type 'svint8_t'}}
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int alignof_int8_var = _Alignof(*extern_int8_ptr); // expected-error {{invalid application of 'alignof' to sizeless type 'svint8_t'}} expected-warning {{GNU extension}}
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int alignof_int8_var_ptr = _Alignof(extern_int8_ptr); // expected-warning {{GNU extension}}
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void pass_int8(svint8_t); // expected-note {{passing argument to parameter here}}
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svint8_t return_int8();
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typedef svint8_t vec_int8_a __attribute__((vector_size(64))); // expected-error {{invalid vector element type}}
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typedef svint8_t vec_int8_b __attribute__((ext_vector_type(4))); // expected-error {{invalid vector element type}}
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void dump(const volatile void *);
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void __attribute__((overloadable)) overf(svint8_t);
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void __attribute__((overloadable)) overf(svint16_t);
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void __attribute__((overloadable)) overf8(svint8_t); // expected-note + {{not viable}}
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void __attribute__((overloadable)) overf8(int); // expected-note + {{not viable}}
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void __attribute__((overloadable)) overf16(svint16_t); // expected-note + {{not viable}}
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void __attribute__((overloadable)) overf16(int); // expected-note + {{not viable}}
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void noproto();
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void varargs(int, ...);
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void unused() {
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svint8_t unused_int8; // expected-warning {{unused}}
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}
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struct incomplete_struct *incomplete_ptr;
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typedef svint8_t sizeless_array[1]; // expected-error {{array has sizeless element type}}
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void func(int sel) {
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static svint8_t static_int8; // expected-error {{non-local variable with sizeless type 'svint8_t'}}
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svint8_t local_int8;
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svint16_t local_int16;
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svint8_t __attribute__((aligned)) aligned_int8_1; // expected-error {{'aligned' attribute cannot be applied to sizeless type 'svint8_t'}}
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svint8_t __attribute__((aligned(4))) aligned_int8_2; // expected-error {{'aligned' attribute cannot be applied to sizeless type 'svint8_t'}}
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svint8_t _Alignas(int) aligned_int8_3; // expected-error {{'_Alignas' attribute cannot be applied to sizeless type 'svint8_t'}}
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int _Alignas(svint8_t) aligned_int; // expected-error {{invalid application of 'alignof' to sizeless type 'svint8_t'}}
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// Using pointers to sizeless data isn't wrong here, but because the
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// type is incomplete, it doesn't provide any alignment guarantees.
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_Static_assert(__atomic_is_lock_free(1, &local_int8) == __atomic_is_lock_free(1, incomplete_ptr), "");
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_Static_assert(__atomic_is_lock_free(2, &local_int8) == __atomic_is_lock_free(2, incomplete_ptr), ""); // expected-error {{static_assert expression is not an integral constant expression}}
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_Static_assert(__atomic_always_lock_free(1, &local_int8) == __atomic_always_lock_free(1, incomplete_ptr), "");
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local_int8; // expected-warning {{expression result unused}}
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(void)local_int8;
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local_int8, 0; // expected-warning + {{expression result unused}}
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0, local_int8; // expected-warning + {{expression result unused}}
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svint8_t init_int8 = local_int8;
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svint8_t bad_init_int8 = for; // expected-error {{expected expression}}
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int empty_brace_init_int = {}; // expected-error {{scalar initializer cannot be empty}}
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svint8_t empty_brace_init_int8 = {}; // expected-error {{initializer for sizeless type 'svint8_t' (aka '__SVInt8_t') cannot be empty}}
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svint8_t brace_init_int8 = {local_int8};
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svint8_t bad_brace_init_int8_1 = {local_int8, 0}; // expected-warning {{excess elements in initializer for indivisible sizeless type 'svint8_t'}}
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svint8_t bad_brace_init_int8_2 = {0}; // expected-error {{incompatible type 'int'}}
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svint8_t bad_brace_init_int8_3 = {local_int16}; // expected-error {{incompatible type 'svint16_t'}}
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svint8_t bad_brace_init_int8_4 = {[0] = local_int8}; // expected-error {{designator in initializer for indivisible sizeless type 'svint8_t'}}
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svint8_t bad_brace_init_int8_5 = {{local_int8}}; // expected-warning {{too many braces around initializer}}
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svint8_t bad_brace_init_int8_6 = {{local_int8, 0}}; // expected-warning {{too many braces around initializer}}
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const svint8_t const_int8 = local_int8; // expected-note {{declared const here}}
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const svint8_t uninit_const_int8;
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volatile svint8_t volatile_int8;
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const volatile svint8_t const_volatile_int8 = local_int8; // expected-note {{declared const here}}
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const volatile svint8_t uninit_const_volatile_int8;
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_Atomic svint8_t atomic_int8; // expected-error {{_Atomic cannot be applied to sizeless type 'svint8_t'}}
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__restrict svint8_t restrict_int8; // expected-error {{requires a pointer or reference}}
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svint8_t array_int8[1]; // expected-error {{array has sizeless element type}}
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svint8_t array_int8_init[] = {}; // expected-error {{array has sizeless element type}}
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_Bool test_int8 = init_int8; // expected-error {{initializing '_Bool' with an expression of incompatible type 'svint8_t'}}
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int int_int8 = init_int8; // expected-error {{initializing 'int' with an expression of incompatible type 'svint8_t'}}
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init_int8 = local_int8;
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init_int8 = local_int16; // expected-error {{assigning to 'svint8_t' (aka '__SVInt8_t') from incompatible type 'svint16_t'}}
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init_int8 = sel; // expected-error {{assigning to 'svint8_t' (aka '__SVInt8_t') from incompatible type 'int'}}
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sel = local_int8; // expected-error {{assigning to 'int' from incompatible type 'svint8_t'}}
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local_int8 = (svint8_t)local_int8;
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local_int8 = (const svint8_t)local_int8;
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local_int8 = (svint8_t)local_int16; // expected-error {{used type 'svint8_t' (aka '__SVInt8_t') where arithmetic or pointer type is required}}
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local_int8 = (svint8_t)0; // expected-error {{used type 'svint8_t' (aka '__SVInt8_t') where arithmetic or pointer type is required}}
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sel = (int)local_int8; // expected-error {{operand of type 'svint8_t' (aka '__SVInt8_t') where arithmetic or pointer type is required}}
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init_int8 = local_int8;
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init_int8 = const_int8;
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init_int8 = volatile_int8;
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init_int8 = const_volatile_int8;
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const_int8 = local_int8; // expected-error {{cannot assign to variable 'const_int8' with const-qualified type 'const svint8_t'}}
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volatile_int8 = local_int8;
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volatile_int8 = const_int8;
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volatile_int8 = volatile_int8;
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volatile_int8 = const_volatile_int8;
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const_volatile_int8 = local_int8; // expected-error {{cannot assign to variable 'const_volatile_int8' with const-qualified type 'const volatile svint8_t'}}
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init_int8 = sel ? init_int8 : local_int8;
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init_int8 = sel ? init_int8 : const_int8;
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init_int8 = sel ? volatile_int8 : const_int8;
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init_int8 = sel ? volatile_int8 : const_volatile_int8;
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pass_int8(local_int8);
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pass_int8(local_int16); // expected-error {{passing 'svint16_t' (aka '__SVInt16_t') to parameter of incompatible type 'svint8_t'}}
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local_int8 = return_int8();
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local_int16 = return_int8(); // expected-error {{assigning to 'svint16_t' (aka '__SVInt16_t') from incompatible type 'svint8_t'}}
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dump(&local_int8);
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dump(&const_int8);
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dump(&volatile_int8);
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dump(&const_volatile_int8);
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dump(&local_int8 + 1); // expected-error {{arithmetic on a pointer to sizeless type}}
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*&local_int8 = local_int8;
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*&const_int8 = local_int8; // expected-error {{read-only variable is not assignable}}
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*&volatile_int8 = local_int8;
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*&const_volatile_int8 = local_int8; // expected-error {{read-only variable is not assignable}}
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global_int8_ptr[0] = local_int8; // expected-error {{subscript of pointer to sizeless type 'svint8_t'}}
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global_int8_ptr[1] = local_int8; // expected-error {{subscript of pointer to sizeless type 'svint8_t'}}
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global_int8_ptr = &global_int8_ptr[2]; // expected-error {{subscript of pointer to sizeless type 'svint8_t'}}
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overf(local_int8);
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overf(local_int16);
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overf8(local_int8);
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overf8(local_int16); // expected-error {{no matching function}}
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overf16(local_int8); // expected-error {{no matching function}}
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overf16(local_int16);
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noproto(local_int8);
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varargs(1, local_int8, local_int16);
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global_int8_ptr++; // expected-error {{arithmetic on a pointer to sizeless type}}
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global_int8_ptr--; // expected-error {{arithmetic on a pointer to sizeless type}}
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++global_int8_ptr; // expected-error {{arithmetic on a pointer to sizeless type}}
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--global_int8_ptr; // expected-error {{arithmetic on a pointer to sizeless type}}
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global_int8_ptr + 1; // expected-error {{arithmetic on a pointer to sizeless type}}
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global_int8_ptr - 1; // expected-error {{arithmetic on a pointer to sizeless type}}
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global_int8_ptr += 1; // expected-error {{arithmetic on a pointer to sizeless type}}
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global_int8_ptr -= 1; // expected-error {{arithmetic on a pointer to sizeless type}}
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global_int8_ptr - global_int8_ptr; // expected-error {{arithmetic on a pointer to sizeless type}}
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+init_int8; // expected-error {{invalid argument type 'svint8_t'}}
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++init_int8; // expected-error {{cannot increment value of type 'svint8_t'}}
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init_int8++; // expected-error {{cannot increment value of type 'svint8_t'}}
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-init_int8; // expected-error {{invalid argument type 'svint8_t'}}
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--init_int8; // expected-error {{cannot decrement value of type 'svint8_t'}}
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init_int8--; // expected-error {{cannot decrement value of type 'svint8_t'}}
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~init_int8; // expected-error {{invalid argument type 'svint8_t'}}
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!init_int8; // expected-error {{invalid argument type 'svint8_t'}}
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*init_int8; // expected-error {{indirection requires pointer operand}}
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__real init_int8; // expected-error {{invalid type 'svint8_t'}}
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__imag init_int8; // expected-error {{invalid type 'svint8_t'}}
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local_int8 + init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 - init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 *init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 / init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 % init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 &init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 | init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 ^ init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 << init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 >> init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 < init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 <= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 == init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 != init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 >= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 > init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 &&init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 || init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 += init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 -= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 *= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 /= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 %= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 &= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 |= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 ^= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 <<= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 >>= init_int8; // expected-error {{invalid operands to binary expression}}
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local_int8 + 0; // expected-error {{invalid operands to binary expression}}
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local_int8 - 0; // expected-error {{invalid operands to binary expression}}
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local_int8 * 0; // expected-error {{invalid operands to binary expression}}
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local_int8 / 0; // expected-error {{invalid operands to binary expression}}
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local_int8 % 0; // expected-error {{invalid operands to binary expression}}
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local_int8 & 0; // expected-error {{invalid operands to binary expression}}
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local_int8 | 0; // expected-error {{invalid operands to binary expression}}
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local_int8 ^ 0; // expected-error {{invalid operands to binary expression}}
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local_int8 << 0; // expected-error {{invalid operands to binary expression}}
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local_int8 >> 0; // expected-error {{invalid operands to binary expression}}
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local_int8 < 0; // expected-error {{invalid operands to binary expression}}
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local_int8 <= 0; // expected-error {{invalid operands to binary expression}}
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local_int8 == 0; // expected-error {{invalid operands to binary expression}}
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local_int8 != 0; // expected-error {{invalid operands to binary expression}}
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local_int8 >= 0; // expected-error {{invalid operands to binary expression}}
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local_int8 > 0; // expected-error {{invalid operands to binary expression}}
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local_int8 && 0; // expected-error {{invalid operands to binary expression}}
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local_int8 || 0; // expected-error {{invalid operands to binary expression}}
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if (local_int8) { // expected-error {{statement requires expression of scalar type}}
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}
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while (local_int8) { // expected-error {{statement requires expression of scalar type}}
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}
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do { // expected-error {{statement requires expression of scalar type}}
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} while (local_int8);
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switch (local_int8) { // expected-error {{statement requires expression of integer type}}
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default:;
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}
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}
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int vararg_receiver(int count, svint8_t first, ...) {
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__builtin_va_list va;
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__builtin_va_start(va, first);
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__builtin_va_arg(va, svint8_t);
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__builtin_va_end(va);
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return count;
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}
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struct sized_struct {
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int f1;
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svint8_t f2; // expected-error {{field has sizeless type 'svint8_t'}}
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svint8_t f3 : 2; // expected-error {{field has sizeless type 'svint8_t'}}
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svint8_t : 3; // expected-error {{field has sizeless type 'svint8_t'}}
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};
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union sized_union {
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int f1;
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svint8_t f2; // expected-error {{field has sizeless type 'svint8_t'}}
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svint8_t f3 : 2; // expected-error {{field has sizeless type 'svint8_t'}}
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svint8_t : 3; // expected-error {{field has sizeless type 'svint8_t'}}
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};
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#if __STDC_VERSION__ >= 201112L
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void test_generic(void) {
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svint8_t local_int8;
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svint16_t local_int16;
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int a1[_Generic(local_int8, svint8_t : 1, svint16_t : 2, default : 3) == 1 ? 1 : -1];
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int a2[_Generic(local_int16, svint8_t : 1, svint16_t : 2, default : 3) == 2 ? 1 : -1];
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int a3[_Generic(0, svint8_t : 1, svint16_t : 2, default : 3) == 3 ? 1 : -1];
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(void)_Generic(0, svint8_t : 1, svint8_t : 2, default : 3); // expected-error {{type 'svint8_t' (aka '__SVInt8_t') in generic association compatible with previously specified type 'svint8_t'}} expected-note {{compatible type}}
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}
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void test_compound_literal(void) {
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svint8_t local_int8;
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(void)(svint8_t){local_int8};
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}
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#endif
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