gcc/testsuite/c-c++-common/pr35503-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fdiagnostics-show-caret -Wrestrict" } */
   3
   4 void f(int *__restrict x, int *y, int *__restrict z, int *w);
   5
   6 void foo(int alpha, int beta)
   7 {
   8   f (&alpha, &beta, &alpha, &alpha); /* { dg-warning "passing argument 1 to restrict-qualified parameter aliases with arguments 3, 4" } */
   9
  10 /* { dg-begin-multiline-output "" }
  11    f (&alpha, &beta, &alpha, &alpha);
  12       ^~~~~~         ~~~~~~  ~~~~~~
  13    { dg-end-multiline-output "" } */
  14 }