clang/test/Frontend/verify-marker.c

   1 // RUN: %clang_cc1 -verify %s
   2
   3 #include "verify-marker.h" // expected-error@#1 {{unknown type name 'unknown_type'}}
   4
   5 int x = 1; // #a
   6 int x = 2; // #b
   7 // expected-error@#b {{redefinition of 'x'}}
   8 // expected-note@#a {{previous}}
   9
  10 // expected-error@#unknown {{}}  expected-error {{use of undefined marker '#unknown'}}
  11
  12 // This is OK: there's no problem with a source file containing what looks like
  13 // a duplicate definition of a marker if that marker is never used.
  14 // #foo
  15 // #foo
  16
  17 // #bar  expected-note {{ambiguous marker '#bar' is defined here}}
  18 // #bar  expected-note {{ambiguous marker '#bar' is defined here}}
  19 // expected-error@#bar 0-1{{oops}}  expected-error{{reference to marker '#bar' is ambiguous}}
  20
  21 // expected-error@#forward_ref {{undeclared identifier 'future'}}
  22 int y = future; // #forward_ref