Files
carbon-lang/toolchain/check/testdata/function/call/params_one.carbon
T
c5fd8f42b8 ImplWitness (#4679)
* Change `InterfaceWitness` -> `ImplWitness`
* Include a `SpecificId` in the `ImplWitness`. This allows the
`InstBlock` it contains to have its own identity, allowing it to be
changed as the impl is processed. Evaluation only updates the specific.
* Create the `ImplWitness` at the start of the impl definition. In the
future, this will be populated with the values of non-function
associated constants. For now, it starts full of invalid instruction
ids.
* Implements the model suggested in #4672 .

Note that the non-SemIR testdata changes are to these file:
* `toolchain/check/testdata/impl/lookup/fail_todo_undefined_impl.carbon`
* `toolchain/check/testdata/struct/import.carbon`
* `toolchain/check/testdata/tuple/import.carbon`

The last two are due to an import of generics bug exposed by this PR,
which will be fixed in a follow-on.

---------

Co-authored-by: Josh L <josh11b@users.noreply.github.com>
Co-authored-by: Richard Smith <richard@metafoo.co.uk>
2025-01-02 23:03:11 +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
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/function/call/params_one.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/function/call/params_one.carbon
fn Foo(a: i32) {}
fn Main() {
Foo(1);
}
// CHECK:STDOUT: --- params_one.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template]
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [template]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [template]
// CHECK:STDOUT: %Foo.type: type = fn_type @Foo [template]
// CHECK:STDOUT: %Foo: %Foo.type = struct_value () [template]
// CHECK:STDOUT: %Main.type: type = fn_type @Main [template]
// CHECK:STDOUT: %Main: %Main.type = struct_value () [template]
// CHECK:STDOUT: %int_1.1: Core.IntLiteral = int_value 1 [template]
// CHECK:STDOUT: %Convert.type.2: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
// CHECK:STDOUT: %impl_witness.19: <witness> = impl_witness (imports.%import_ref.14), @impl.1(%int_32) [template]
// CHECK:STDOUT: %Convert.type.10: type = fn_type @Convert.2, @impl.1(%int_32) [template]
// CHECK:STDOUT: %Convert.10: %Convert.type.10 = struct_value () [template]
// CHECK:STDOUT: %Convert.bound: <bound method> = bound_method %int_1.1, %Convert.10 [template]
// CHECK:STDOUT: %Convert.specific_fn: <specific function> = specific_function %Convert.bound, @Convert.2(%int_32) [template]
// CHECK:STDOUT: %int_1.2: %i32 = int_value 1 [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
// CHECK:STDOUT: .Int = %import_ref.1
// CHECK:STDOUT: .ImplicitAs = %import_ref.5
// CHECK:STDOUT: import Core//prelude
// CHECK:STDOUT: import Core//prelude/...
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace [template] {
// CHECK:STDOUT: .Core = imports.%Core
// CHECK:STDOUT: .Foo = %Foo.decl
// CHECK:STDOUT: .Main = %Main.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.import = import Core
// CHECK:STDOUT: %Foo.decl: %Foo.type = fn_decl @Foo [template = constants.%Foo] {
// CHECK:STDOUT: %a.patt: %i32 = binding_pattern a
// CHECK:STDOUT: %a.param_patt: %i32 = value_param_pattern %a.patt, runtime_param0
// CHECK:STDOUT: } {
// CHECK:STDOUT: %a.param: %i32 = value_param runtime_param0
// CHECK:STDOUT: %.loc11: type = splice_block %i32 [template = constants.%i32] {
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
// CHECK:STDOUT: }
// CHECK:STDOUT: %a: %i32 = bind_name a, %a.param
// CHECK:STDOUT: }
// CHECK:STDOUT: %Main.decl: %Main.type = fn_decl @Main [template = constants.%Main] {} {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Foo(%a.param_patt: %i32) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Main() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %Foo.ref: %Foo.type = name_ref Foo, file.%Foo.decl [template = constants.%Foo]
// CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [template = constants.%int_1.1]
// CHECK:STDOUT: %impl.elem0: %Convert.type.2 = impl_witness_access constants.%impl_witness.19, element0 [template = constants.%Convert.10]
// CHECK:STDOUT: %Convert.bound: <bound method> = bound_method %int_1, %impl.elem0 [template = constants.%Convert.bound]
// CHECK:STDOUT: %Convert.specific_fn: <specific function> = specific_function %Convert.bound, @Convert.2(constants.%int_32) [template = constants.%Convert.specific_fn]
// CHECK:STDOUT: %int.convert_checked: init %i32 = call %Convert.specific_fn(%int_1) [template = constants.%int_1.2]
// CHECK:STDOUT: %.loc14_7.1: %i32 = value_of_initializer %int.convert_checked [template = constants.%int_1.2]
// CHECK:STDOUT: %.loc14_7.2: %i32 = converted %int_1, %.loc14_7.1 [template = constants.%int_1.2]
// CHECK:STDOUT: %Foo.call: init %empty_tuple.type = call %Foo.ref(%.loc14_7.2)
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT: