test/tint/bug/tint/1081.wgsl.expected.ir.msl

#include <metal_stdlib>
using namespace metal;

struct tint_module_vars_struct {
  thread bool* continue_execution;
};

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

struct tint_symbol_outputs {
  int tint_symbol_1 [[color(2)]];
};

struct tint_symbol_inputs {
  int3 x [[user(locn1)]] [[flat]];
};

int f(int x, tint_module_vars_struct tint_module_vars) {
  if ((x == 10)) {
    (*tint_module_vars.continue_execution) = false;
  }
  return x;
}

int tint_symbol_inner(int3 x, tint_module_vars_struct tint_module_vars) {
  int y = x[0u];
  {
    TINT_ISOLATE_UB(tint_volatile_true) while(true) {
      int const r = f(y, tint_module_vars);
      if ((r == 0)) {
        break;
      }
      {
      }
      continue;
    }
  }
  if (!((*tint_module_vars.continue_execution))) {
    discard_fragment();
  }
  return y;
}

fragment tint_symbol_outputs tint_symbol(tint_symbol_inputs inputs [[stage_in]]) {
  thread bool continue_execution = true;
  tint_module_vars_struct const tint_module_vars = tint_module_vars_struct{.continue_execution=(&continue_execution)};
  tint_symbol_outputs tint_wrapper_result = {};
  tint_wrapper_result.tint_symbol_1 = tint_symbol_inner(inputs.x, tint_module_vars);
  return tint_wrapper_result;
}