clang/test/Sema/pragma-attribute-namespace.c

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 #if !__has_extension(pragma_clang_attribute_namespaces)
   4 #error
   5 #endif
   6
   7 #pragma clang attribute MyNamespace.push (__attribute__((annotate)), apply_to=function) // expected-error 2 {{'annotate' attribute}}
   8
   9 int some_func(void); // expected-note{{when applied to this declaration}}
  10
  11 #pragma clang attribute pop // expected-error{{'#pragma clang attribute pop' with no matching '#pragma clang attribute push'}}
  12 #pragma clang attribute NotMyNamespace.pop // expected-error{{'#pragma clang attribute NotMyNamespace.pop' with no matching '#pragma clang attribute NotMyNamespace.push'}}
  13
  14 #pragma clang attribute MyOtherNamespace.push (__attribute__((annotate)), apply_to=function) // expected-error 2 {{'annotate' attribute}}
  15
  16 int some_other_func(void); // expected-note 2 {{when applied to this declaration}}
  17
  18 // Out of order!
  19 #pragma clang attribute MyNamespace.pop
  20
  21 int some_other_other_func(void); // expected-note 1 {{when applied to this declaration}}
  22
  23 #pragma clang attribute MyOtherNamespace.pop
  24
  25 #pragma clang attribute Misc. () // expected-error{{namespace can only apply to 'push' or 'pop' directives}} expected-note {{omit the namespace to add attributes to the most-recently pushed attribute group}}
  26
  27 #pragma clang attribute Misc push // expected-error{{expected '.' after pragma attribute namespace 'Misc'}}
  28
  29 // Test how pushes with namespaces interact with pushes without namespaces.
  30
  31 #pragma clang attribute Merp.push (__attribute__((annotate)), apply_to=function) // expected-error{{'annotate' attribute}}
  32 #pragma clang attribute push (__attribute__((annotate)), apply_to=function) // expected-warning {{unused attribute}}
  33 #pragma clang attribute pop // expected-note{{ends here}}
  34 int test(void); // expected-note{{when applied to this declaration}}
  35 #pragma clang attribute Merp.pop
  36
  37 #pragma clang attribute push (__attribute__((annotate)), apply_to=function) // expected-warning {{unused attribute}}
  38 #pragma clang attribute Merp.push (__attribute__((annotate)), apply_to=function) // expected-error{{'annotate' attribute}}
  39 #pragma clang attribute pop // expected-note{{ends here}}
  40 int test2(void); // expected-note{{when applied to this declaration}}
  41 #pragma clang attribute Merp.pop