Clang Project

clang_source_code/test/Sema/attr-external-source-symbol.c
1// RUN: %clang_cc1 -fsyntax-only -fblocks -verify -fdouble-square-bracket-attributes %s
2
3void threeClauses() __attribute__((external_source_symbol(language="Swift", defined_in="module", generated_declaration)));
4
5void twoClauses() __attribute__((external_source_symbol(language="Swift", defined_in="module")));
6
7void fourClauses() __attribute__((external_source_symbol(language="Swift", defined_in="module", generated_declaration, generated_declaration))); // expected-error {{duplicate 'generated_declaration' clause in an 'external_source_symbol' attribute}}
8
9void oneClause() __attribute__((external_source_symbol(generated_declaration)));
10
11void noArguments()
12__attribute__((external_source_symbol)); // expected-error {{'external_source_symbol' attribute takes at least 1 argument}}
13
14void namedDeclsOnly() {
15  int (^block)(void) = ^ (void)
16    __attribute__((external_source_symbol(language="Swift"))) { // expected-warning {{'external_source_symbol' attribute only applies to named declarations}}
17      return 1;
18  };
19}
20
21void threeClauses2() [[clang::external_source_symbol(language="Swift", defined_in="module", generated_declaration)]];
22
23void twoClauses2() [[clang::external_source_symbol(language="Swift", defined_in="module")]];
24
25void fourClauses2()
26[[clang::external_source_symbol(language="Swift", defined_in="module", generated_declaration, generated_declaration)]]; // expected-error {{duplicate 'generated_declaration' clause in an 'external_source_symbol' attribute}}
27
28void oneClause2() [[clang::external_source_symbol(generated_declaration)]];
29
30void noArguments2()
31[[clang::external_source_symbol]]; // expected-error {{'external_source_symbol' attribute takes at least 1 argument}}
32