clang/test/Sema/warn-missing-variable-declarations.c

   1 // RUN: %clang_cc1 -Wmissing-variable-declarations -fsyntax-only -verify %s
   2
   3 int vbad1; // expected-warning{{no previous extern declaration for non-static variable 'vbad1'}}
   4 // expected-note@-1{{declare 'static' if the variable is not intended to be used outside of this translation unit}}
   5
   6 int vbad2;
   7 int vbad2 = 10; // expected-warning{{no previous extern declaration for non-static variable 'vbad2'}}
   8 // expected-note@-1{{declare 'static' if the variable is not intended to be used outside of this translation unit}}
   9
  10 struct { // expected-note{{declare 'static' if the variable is not intended to be used outside of this translation unit}}
  11   int mgood1;
  12 } vbad3; // expected-warning{{no previous extern declaration for non-static variable 'vbad3'}}
  13
  14 int vbad4;
  15 int vbad4 = 10; // expected-warning{{no previous extern declaration for non-static variable 'vbad4'}}
  16 // expected-note@-1{{declare 'static' if the variable is not intended to be used outside of this translation unit}}
  17 extern int vbad4;
  18
  19 extern int vgood1;
  20 int vgood1;
  21 int vgood1 = 10;