gcc/testsuite/gcc.dg/pr104506-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-std=gnu11" } */
   3 /* PR c/104506: we used to ICE after the error of
   4    changing the type.  */
   5 void
   6 foo (double x)
   7 /* { dg-message "note: previous definition" "previous definition" { target *-*-* } .-1 } */
   8 {
   9   x;
  10   int x; /* { dg-error "redeclared as different kind of symbol" } */
  11 }