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/* Test for redefining macros with significant differences.  */

/* { dg-do preprocess }

   { dg-options "-ansi -Wall" } */

#define mac(a, b) (a) + (b)

#define mac(a, b) (a) * (b)

#define mac(a, b) (a) * (x)

#define mac(a, g) (a) * (x)

#define ro(x) foo x bar

#define ro(x, b) foo x bar

#define va(a...) a

#define va(...) __VA_ARGS__

#define foo(x) x

#define foo(x)x         /* { dg-bogus "redefined" "redefined foo" } */

/* { dg-warning "redefined" "redef mac"     { target *-*-* } 7  }

   { dg-warning "redefined" "redef mac"     { target *-*-* } 8  }

   { dg-warning "redefined" "redef mac"     { target *-*-* } 9  }

   { dg-warning "redefined" "redef ro"      { target *-*-* } 12 }

   { dg-warning "redefined" "redef va"      { target *-*-* } 15 }

   { dg-message "previous"  "prev def mac"  { target *-*-* } 6  }

   { dg-message "previous"  "prev def mac"  { target *-*-* } 7  }

   { dg-message "previous"  "prev def mac"  { target *-*-* } 8  }

   { dg-message "previous"  "prev def ro"   { target *-*-* } 11 }

   { dg-message "previous"  "prev def va"   { target *-*-* } 14 }

*/