clang/test/SemaCXX/init-priority-attr.cpp

   1 // RUN: %clang_cc1 -triple=x86_64-unknown-unknown -fsyntax-only -verify %s
   2 // RUN: %clang_cc1 -triple=x86_64-unknown-unknown -fsyntax-only -DSYSTEM -verify %s
   3 // RUN: %clang_cc1 -triple=s390x-none-zos -fsyntax-only -verify=unknown %s
   4 // RUN: %clang_cc1 -triple=s390x-none-zos -fsyntax-only -DSYSTEM -verify=unknown-system %s
   5
   6 #if defined(SYSTEM)
   7 #5 "init-priority-attr.cpp" 3 // system header
   8 #endif
   9
  10 class Two {
  11 private:
  12     int i, j, k;
  13 public:
  14     static int count;
  15     Two( int ii, int jj ) { i = ii; j = jj; k = count++; };
  16     Two( void )           { i =  0; j =  0; k = count++; };
  17     int eye( void ) { return i; };
  18     int jay( void ) { return j; };
  19     int kay( void ) { return k; };
  20 };
  21
  22 extern Two foo;
  23 extern Two goo;
  24 extern Two coo[];
  25 extern Two koo[];
  26
  27 Two foo __attribute__((init_priority(101))) ( 5, 6 );
  28  // unknown-system-no-diagnostics
  29  // unknown-warning@-2 {{unknown attribute 'init_priority' ignored}}
  30
  31 Two goo __attribute__((init_priority(2,3))) ( 5, 6 ); // expected-error {{'init_priority' attribute takes one argument}}
  32 // unknown-warning@-1 {{unknown attribute 'init_priority' ignored}}
  33
  34 Two coo[2]  __attribute__((init_priority(100)));
  35 #if !defined(SYSTEM)
  36   // expected-error@-2 {{'init_priority' attribute requires integer constant between 101 and 65535 inclusive}}
  37   // unknown-warning@-3 {{unknown attribute 'init_priority' ignored}}
  38 #endif
  39
  40 Two boo[2]  __attribute__((init_priority(65536)));
  41 #if !defined(SYSTEM)
  42  // expected-error@-2 {{'init_priority' attribute requires integer constant between 101 and 65535 inclusive}}
  43  // unknown-warning@-3 {{unknown attribute 'init_priority' ignored}}
  44 #endif
  45
  46 Two koo[4]  __attribute__((init_priority(1.13))); // expected-error {{'init_priority' attribute requires an integer constant}}
  47 // unknown-warning@-1 {{unknown attribute 'init_priority' ignored}}
  48
  49 Two func()  __attribute__((init_priority(1001))); // expected-error {{'init_priority' attribute only applies to variables}}
  50 // unknown-warning@-1 {{unknown attribute 'init_priority' ignored}}
  51
  52
  53 int i  __attribute__((init_priority(1001))); // expected-error {{can only use 'init_priority' attribute on file-scope definitions of objects of class type}}
  54 // unknown-warning@-1 {{unknown attribute 'init_priority' ignored}}
  55
  56 int main() {
  57   Two foo __attribute__((init_priority(1001))); // expected-error {{can only use 'init_priority' attribute on file-scope definitions of objects of class type}}
  58 // unknown-warning@-1 {{unknown attribute 'init_priority' ignored}}
  59 }