test/tint/bug/tint/1604.wgsl.expected.msl

#include <metal_stdlib>

using namespace metal;

#define TINT_ISOLATE_UB(VOLATILE_NAME) \
  volatile bool VOLATILE_NAME = true; \
  if (VOLATILE_NAME)

kernel void tint_symbol(const constant int* tint_symbol_1 [[buffer(0)]]) {
  switch(*(tint_symbol_1)) {
    case 0: {
      TINT_ISOLATE_UB(tint_volatile_true) while(true) {
        return;
      }
      break;
    }
    default: {
      break;
    }
  }
  return;
}