clang/test/Parser/pointer_promotion.c

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 void test() {
   4   void *vp;
   5   int *ip;
   6   char *cp;
   7   struct foo *fp;
   8   struct bar *bp;
   9   short sint = 7;
  10
  11   if (ip < cp) {} // expected-warning {{comparison of distinct pointer types ('int *' and 'char *')}}
  12   if (cp < fp) {} // expected-warning {{comparison of distinct pointer types ('char *' and 'struct foo *')}}
  13   if (fp < bp) {} // expected-warning {{comparison of distinct pointer types ('struct foo *' and 'struct bar *')}}
  14   if (ip < 7) {} // expected-warning {{comparison between pointer and integer ('int *' and 'int')}}
  15   if (sint < ip) {} // expected-warning {{comparison between pointer and integer ('short' and 'int *')}}
  16   if (ip == cp) {} // expected-warning {{comparison of distinct pointer types ('int *' and 'char *')}}
  17 }