// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE

fn Echo(a: i32) -> i32 {
  return a;
}

fn Main() {
  var b: i32 = Echo(1);
}

// CHECK:STDOUT: --- i32.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %.1: i32 = int_literal 1 [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .Echo = %Echo
// CHECK:STDOUT:     .Main = %Main
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Echo: <function> = fn_decl @Echo [template] {
// CHECK:STDOUT:     %a.loc7_9.1: i32 = param a
// CHECK:STDOUT:     @Echo.%a: i32 = bind_name a, %a.loc7_9.1
// CHECK:STDOUT:     %return.var: ref i32 = var <return slot>
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Main: <function> = fn_decl @Main [template] {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Echo(%a: i32) -> i32 {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %a.ref: i32 = name_ref a, %a
// CHECK:STDOUT:   return %a.ref
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Main() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %b.var: ref i32 = var b
// CHECK:STDOUT:   %b: ref i32 = bind_name b, %b.var
// CHECK:STDOUT:   %Echo.ref: <function> = name_ref Echo, file.%Echo [template = file.%Echo]
// CHECK:STDOUT:   %.loc12_21: i32 = int_literal 1 [template = constants.%.1]
// CHECK:STDOUT:   %.loc12_20: init i32 = call %Echo.ref(%.loc12_21)
// CHECK:STDOUT:   assign %b.var, %.loc12_20
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT: