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comparison clang/test/Parser/c2x-attributes.c @ 221:79ff65ed7e25

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LLVM12 Original
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 15 Jun 2021 19:15:29 +0900
parents 1d019706d866
children c4bab56944e8
comparison
equal deleted inserted replaced
220:42394fc6a535 221:79ff65ed7e25
14 enum { [[]] Six }; // expected-error {{expected identifier}} 14 enum { [[]] Six }; // expected-error {{expected identifier}}
15 15
16 // FIXME: this diagnostic can be improved. 16 // FIXME: this diagnostic can be improved.
17 enum E3 [[]] { Seven }; // expected-error {{expected identifier or '('}} 17 enum E3 [[]] { Seven }; // expected-error {{expected identifier or '('}}
18 18
19 [[deprecated([""])]] int WrongArgs; // expected-error {{expected expression}}
20 [[,,,,,]] int Commas1; // ok
21 [[,, maybe_unused]] int Commas2; // ok
22 [[maybe_unused,,,]] int Commas3; // ok
23 [[,,maybe_unused,]] int Commas4; // ok
24 [[foo bar]] int NoComma; // expected-error {{expected ','}} \
25 // expected-warning {{unknown attribute 'foo' ignored}}
26
19 struct [[]] S1 { 27 struct [[]] S1 {
20 int i [[]]; 28 int i [[]];
21 int [[]] j; 29 int [[]] j;
22 int k[10] [[]]; 30 int k[10] [[]];
23 int l[[]][10]; 31 int l[[]][10];
24 [[]] int m, n; 32 [[]] int m, n;
25 int o [[]] : 12; 33 int o [[]] : 12;
34 int [[]] : 0; // OK, attribute applies to the type.
35 int p, [[]] : 0; // expected-error {{an attribute list cannot appear here}}
36 int q, [[]] r; // expected-error {{an attribute list cannot appear here}}
26 }; 37 };
27 38
28 [[]] struct S2 { int a; }; // expected-error {{misplaced attributes}} 39 [[]] struct S2 { int a; }; // expected-error {{misplaced attributes}}
29 struct S3 [[]] { int a; }; // expected-error {{an attribute list cannot appear here}} 40 struct S3 [[]] { int a; }; // expected-error {{an attribute list cannot appear here}}
30 41
112 asm("ret" :::); 123 asm("ret" :::);
113 asm("foo" :: "r" (xx)); // expected-error {{use of undeclared identifier 'xx'}} 124 asm("foo" :: "r" (xx)); // expected-error {{use of undeclared identifier 'xx'}}
114 } 125 }
115 126
116 // Do not allow 'using' to introduce vendor attribute namespaces. 127 // Do not allow 'using' to introduce vendor attribute namespaces.
117 [[using vendor: attr1, attr2]] void f14(void); // expected-error {{expected ']'}} \ 128 [[using vendor: attr1, attr2]] void f14(void); // expected-error {{expected ','}} \
118 // expected-warning {{unknown attribute 'vendor' ignored}} \
119 // expected-warning {{unknown attribute 'using' ignored}} 129 // expected-warning {{unknown attribute 'using' ignored}}
120 130
121 struct [[]] S4 *s; // expected-error {{an attribute list cannot appear here}} 131 struct [[]] S4 *s; // expected-error {{an attribute list cannot appear here}}
122 struct S5 {}; 132 struct S5 {};
123 int c = sizeof(struct [[]] S5); // expected-error {{an attribute list cannot appear here}} 133 int c = sizeof(struct [[]] S5); // expected-error {{an attribute list cannot appear here}}