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https://github.com/carbon-language/carbon-lang.git
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Richard Smith
4daaa4866f
Also make minor updates to the skeletal design in docs/design/name_lookup.md following #2113, as there are no longer any prelude names that are made available to unqualified name lookup by default. Add `type` to the keyword list in docs/design/lexical_conventions/words.md, following #2360.
35 lines
872 B
Plaintext
35 lines
872 B
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// AUTOUPDATE
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// RUN: %{not} %{explorer-run}
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// RUN: %{not} %{explorer-run-trace}
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package ExplorerTest api;
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interface A {
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let T:! type;
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}
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fn F1[T:! A where .T == i32](x: T.T) -> i32 {
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// OK: one equality.
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return x;
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}
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fn F2[U:! A where .T == i32](x: i32) -> U.T {
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// OK: one equality.
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return x;
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}
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fn F3[T:! A where .T == i32, U:! A where .T == i32](x: T.T) -> U.T {
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// CHECK:STDERR: COMPILATION ERROR: {{.*}}/explorer/testdata/assoc_const/fail_indirectly_equal.carbon:[[@LINE+1]]: type error in return value: '(T).(A.T)' is not implicitly convertible to '(U).(A.T)'
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return x;
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}
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external impl i32 as A where .T == i32 {}
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fn Main() -> i32 {
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return F3(0);
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}
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