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carbon-lang/executable_semantics/testdata/let/nested_tuple_pattern.carbon
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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
//
// RUN: %{executable_semantics} %s 2>&1 | \
// RUN: %{FileCheck} --match-full-lines --allow-unused-prefixes=false %s
// RUN: %{executable_semantics} --parser_debug --trace_file=- %s 2>&1 | \
// RUN: %{FileCheck} --match-full-lines --allow-unused-prefixes %s
// AUTOUPDATE: %{executable_semantics} %s
// CHECK: result: 0
package ExecutableSemanticsTest api;
choice Ints {
None,
One(i32),
Two(i32, i32)
}
fn Main() -> i32 {
let (var Ints.Two(a1: auto, var a2: auto),
((b: auto, var c: auto), var (d: auto, e: auto))) =
(Ints.Two(1, 10), ((2, 3), (4, 5)));
a1 = 0;
a2 = 0;
c = 0;
d = 0;
e = 0;
return 0;
}