statements/switch/fallthrough.wgsl:6:13 warning: use of deprecated language feature: fallthrough is set to be removed from WGSL. Case can accept multiple selectors if the existing case bodies are empty. default is not yet supported in a case selector list.
            fallthrough;
            ^^^^^^^^^^^

#include <metal_stdlib>

using namespace metal;
kernel void f() {
  int i = 0;
  switch(i) {
    case 0: {
      /* fallthrough */
    }
    default: {
      break;
    }
  }
  return;
}