clang/test/Sema/attr-external-source-symbol.c

   1 // RUN: %clang_cc1 -fsyntax-only -fblocks -verify -fdouble-square-bracket-attributes %s
   2
   3 void threeClauses(void) __attribute__((external_source_symbol(language="Swift", defined_in="module", generated_declaration)));
   4
   5 void twoClauses(void) __attribute__((external_source_symbol(language="Swift", defined_in="module")));
   6
   7 void fourClauses(void) __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
   9 void oneClause(void) __attribute__((external_source_symbol(generated_declaration)));
  10
  11 void noArguments(void)
  12 __attribute__((external_source_symbol)); // expected-error {{'external_source_symbol' attribute takes at least 1 argument}}
  13
  14 void namedDeclsOnly(void) {
  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
  21 [[clang::external_source_symbol(language="Swift", defined_in="module", generated_declaration)]] void threeClauses2(void);
  22
  23 [[clang::external_source_symbol(language="Swift", defined_in="module")]] void twoClauses2(void);
  24
  25 [[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}}
  26 void fourClauses2(void);
  27
  28 [[clang::external_source_symbol(generated_declaration)]] void oneClause2(void);
  29
  30 [[clang::external_source_symbol]] // expected-error {{'external_source_symbol' attribute takes at least 1 argument}}
  31 void noArguments2(void);