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carbon-lang/toolchain/check/testdata/namespace/fail_todo_imported_indirect.carbon
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Jon Ross-Perkins e583493e9f Implement some basic ImportRef handling for builtins. (#3663)
I'm basically just nudging down the path I think is right here. Adding a
small bit more support, but also more tests to capture cases that I
think will need to be verified as working.

With diagnostics like "Value of type `<function>` is not callable.",
that's because it expects a FunctionDecl but is instead finding a
ImportRefUsed. I'll need to work out the necessary support for a
callable function.
2024-01-30 17:38:38 +00:00

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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
// --- a.carbon
package Same library "a" api;
namespace A;
// --- b.carbon
package Same library "b" api;
import library "a";
namespace A.B;
// --- c.carbon
package Same library "c" api;
import library "b";
namespace A.B.C;
// --- d.carbon
package Same library "d" api;
import library "c";
fn A.B.C.D() {};
// --- e.carbon
package Same library "e" api;
import library "d";
// CHECK:STDERR: e.carbon:[[@LINE+3]]:13: ERROR: Value of type `<function>` is not callable.
// CHECK:STDERR: var e: () = A.B.C.D();
// CHECK:STDERR: ^~~~~~~~
var e: () = A.B.C.D();
// CHECK:STDOUT: --- a.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace {.A = %.loc4} [template]
// CHECK:STDOUT: %.loc4: <namespace> = namespace {} [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- b.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace {.A = %.2} [template]
// CHECK:STDOUT: %import_ref: <namespace> = import_ref ir1, inst+1, used
// CHECK:STDOUT: %.2: <namespace> = namespace {.B = %.loc5}, %import_ref [template]
// CHECK:STDOUT: %.loc5: <namespace> = namespace {} [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- c.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace {.A = %.2} [template]
// CHECK:STDOUT: %import_ref.1: <namespace> = import_ref ir1, inst+2, used
// CHECK:STDOUT: %.2: <namespace> = namespace {.B = %.3}, %import_ref.1 [template]
// CHECK:STDOUT: %import_ref.2: <namespace> = import_ref ir1, inst+3, used
// CHECK:STDOUT: %.3: <namespace> = namespace {.C = %.loc5}, %import_ref.2 [template]
// CHECK:STDOUT: %.loc5: <namespace> = namespace {} [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- d.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace {.A = %.2} [template]
// CHECK:STDOUT: %import_ref.1: <namespace> = import_ref ir1, inst+2, used
// CHECK:STDOUT: %.2: <namespace> = namespace {.B = %.3}, %import_ref.1 [template]
// CHECK:STDOUT: %import_ref.2: <namespace> = import_ref ir1, inst+4, used
// CHECK:STDOUT: %.3: <namespace> = namespace {.C = %.4}, %import_ref.2 [template]
// CHECK:STDOUT: %import_ref.3: <namespace> = import_ref ir1, inst+5, used
// CHECK:STDOUT: %.4: <namespace> = namespace {.D = %D}, %import_ref.3 [template]
// CHECK:STDOUT: %D: <function> = fn_decl @D [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @D() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- e.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %.1: type = tuple_type () [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace {.A = %.2, .e = %e} [template]
// CHECK:STDOUT: %import_ref.1: <namespace> = import_ref ir1, inst+2, used
// CHECK:STDOUT: %.2: <namespace> = namespace {.B = %.3}, %import_ref.1 [template]
// CHECK:STDOUT: %import_ref.2: <namespace> = import_ref ir1, inst+4, used
// CHECK:STDOUT: %.3: <namespace> = namespace {.C = %.4}, %import_ref.2 [template]
// CHECK:STDOUT: %import_ref.3: <namespace> = import_ref ir1, inst+6, used
// CHECK:STDOUT: %.4: <namespace> = namespace {.D = %import_ref.4}, %import_ref.3 [template]
// CHECK:STDOUT: %import_ref.4: <function> = import_ref ir1, inst+7, used
// CHECK:STDOUT: %.loc8_9.1: () = tuple_literal ()
// CHECK:STDOUT: %.loc8_9.2: type = converted %.loc8_9.1, constants.%.1 [template = constants.%.1]
// CHECK:STDOUT: %e.var: ref () = var e
// CHECK:STDOUT: %e: ref () = bind_name e, %e.var
// CHECK:STDOUT: %A.ref: <namespace> = name_ref A, %.2 [template = %.2]
// CHECK:STDOUT: %B.ref: <namespace> = name_ref B, %.3 [template = %.3]
// CHECK:STDOUT: %C.ref: <namespace> = name_ref C, %.4 [template = %.4]
// CHECK:STDOUT: %D.ref: <function> = name_ref D, %import_ref.4
// CHECK:STDOUT: assign %e.var, <error>
// CHECK:STDOUT: }
// CHECK:STDOUT: