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- // 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 Main() {
- var x: i32 = 0;
- if (true) {
- var x: i32 = 0;
- // TODO: We should reject this use of the shadowed variable `x`.
- x = 1;
- }
- }
- // CHECK:STDOUT: --- shadowing.carbon
- // CHECK:STDOUT:
- // CHECK:STDOUT: file {
- // CHECK:STDOUT: package: <namespace> = namespace {.Main = %Main}
- // CHECK:STDOUT: %Main: <function> = fn_decl @Main
- // CHECK:STDOUT: }
- // CHECK:STDOUT:
- // CHECK:STDOUT: fn @Main() {
- // CHECK:STDOUT: !entry:
- // CHECK:STDOUT: %x.var.loc8: ref i32 = var x
- // CHECK:STDOUT: %x.loc8: ref i32 = bind_name x, %x.var.loc8
- // CHECK:STDOUT: %.loc8: i32 = int_literal 0
- // CHECK:STDOUT: assign %x.var.loc8, %.loc8
- // CHECK:STDOUT: %.loc9: bool = bool_literal true
- // CHECK:STDOUT: if %.loc9 br !if.then else br !if.else
- // CHECK:STDOUT:
- // CHECK:STDOUT: !if.then:
- // CHECK:STDOUT: %x.var.loc10: ref i32 = var x
- // CHECK:STDOUT: %x.loc10: ref i32 = bind_name x, %x.var.loc10
- // CHECK:STDOUT: %.loc10: i32 = int_literal 0
- // CHECK:STDOUT: assign %x.var.loc10, %.loc10
- // CHECK:STDOUT: %x.ref: ref i32 = name_ref x, %x.loc10
- // CHECK:STDOUT: %.loc13: i32 = int_literal 1
- // CHECK:STDOUT: assign %x.ref, %.loc13
- // CHECK:STDOUT: br !if.else
- // CHECK:STDOUT:
- // CHECK:STDOUT: !if.else:
- // CHECK:STDOUT: return
- // CHECK:STDOUT: }
- // CHECK:STDOUT:
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