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carbon-lang/toolchain/check/testdata/class/init_nested.carbon
T
Richard Smith 67d5446b03 Add Self to the name scope for a class. (#3736)
Rather than just adding `Self` to the lexical scope, add it to the
class's name scope so that it is visible in later lexical scopes for the
same class -- in particular, for out-of-line definitions of members.
Also switch some tests in `check/testdata/class` over to making
idiomatic use of `Self` both inside a class and out-of-line, now that it
works more consistently.

Note that this does not permit using `Class.Self`, but only because we
don't yet support keyword names after `.` at all. If that changed, one
could use `Class.Self` to redundantly refer to `Class`. Whether we allow
that is left to a future decision.
2024-02-29 21:33:47 +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
class Inner {
var a: i32;
var b: i32;
}
fn MakeInner() -> Inner;
class Outer {
var c: Inner;
var d: Inner;
}
fn MakeOuter() -> Outer {
return {.c = MakeInner(), .d = MakeInner()};
}
// CHECK:STDOUT: --- init_nested.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %Inner: type = class_type @Inner [template]
// CHECK:STDOUT: %.1: type = unbound_element_type Inner, i32 [template]
// CHECK:STDOUT: %.2: type = struct_type {.a: i32, .b: i32} [template]
// CHECK:STDOUT: %.3: type = ptr_type {.a: i32, .b: i32} [template]
// CHECK:STDOUT: %Outer: type = class_type @Outer [template]
// CHECK:STDOUT: %.4: type = unbound_element_type Outer, Inner [template]
// CHECK:STDOUT: %.5: type = struct_type {.c: Inner, .d: Inner} [template]
// CHECK:STDOUT: %.6: type = struct_type {.c: {.a: i32, .b: i32}*, .d: {.a: i32, .b: i32}*} [template]
// CHECK:STDOUT: %.7: type = ptr_type {.c: {.a: i32, .b: i32}*, .d: {.a: i32, .b: i32}*} [template]
// CHECK:STDOUT: %.8: type = ptr_type {.c: Inner, .d: Inner} [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace {
// CHECK:STDOUT: .Inner = %Inner.decl
// CHECK:STDOUT: .MakeInner = %MakeInner
// CHECK:STDOUT: .Outer = %Outer.decl
// CHECK:STDOUT: .MakeOuter = %MakeOuter
// CHECK:STDOUT: } [template]
// CHECK:STDOUT: %Inner.decl = class_decl @Inner {} [template = constants.%Inner]
// CHECK:STDOUT: %MakeInner: <function> = fn_decl @MakeInner {
// CHECK:STDOUT: %Inner.ref: type = name_ref Inner, %Inner.decl [template = constants.%Inner]
// CHECK:STDOUT: @MakeInner.%return: ref Inner = var <return slot>
// CHECK:STDOUT: } [template]
// CHECK:STDOUT: %Outer.decl = class_decl @Outer {} [template = constants.%Outer]
// CHECK:STDOUT: %MakeOuter: <function> = fn_decl @MakeOuter {
// CHECK:STDOUT: %Outer.ref: type = name_ref Outer, %Outer.decl [template = constants.%Outer]
// CHECK:STDOUT: @MakeOuter.%return: ref Outer = var <return slot>
// CHECK:STDOUT: } [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @Inner {
// CHECK:STDOUT: %.loc8: <unbound element of class Inner> = field_decl a, element0 [template]
// CHECK:STDOUT: %.loc9: <unbound element of class Inner> = field_decl b, element1 [template]
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT: .Self = constants.%Inner
// CHECK:STDOUT: .a = %.loc8
// CHECK:STDOUT: .b = %.loc9
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @Outer {
// CHECK:STDOUT: %Inner.ref.loc15: type = name_ref Inner, file.%Inner.decl [template = constants.%Inner]
// CHECK:STDOUT: %.loc15: <unbound element of class Outer> = field_decl c, element0 [template]
// CHECK:STDOUT: %Inner.ref.loc16: type = name_ref Inner, file.%Inner.decl [template = constants.%Inner]
// CHECK:STDOUT: %.loc16: <unbound element of class Outer> = field_decl d, element1 [template]
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT: .Self = constants.%Outer
// CHECK:STDOUT: .c = %.loc15
// CHECK:STDOUT: .d = %.loc16
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @MakeInner() -> %return: Inner;
// CHECK:STDOUT:
// CHECK:STDOUT: fn @MakeOuter() -> %return: Outer {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %MakeInner.ref.loc20_16: <function> = name_ref MakeInner, file.%MakeInner [template = file.%MakeInner]
// CHECK:STDOUT: %.loc20_45.1: ref Inner = class_element_access %return, element0
// CHECK:STDOUT: %.loc20_25: init Inner = call %MakeInner.ref.loc20_16() to %.loc20_45.1
// CHECK:STDOUT: %MakeInner.ref.loc20_34: <function> = name_ref MakeInner, file.%MakeInner [template = file.%MakeInner]
// CHECK:STDOUT: %.loc20_45.2: ref Inner = class_element_access %return, element1
// CHECK:STDOUT: %.loc20_43: init Inner = call %MakeInner.ref.loc20_34() to %.loc20_45.2
// CHECK:STDOUT: %.loc20_45.3: {.c: Inner, .d: Inner} = struct_literal (%.loc20_25, %.loc20_43)
// CHECK:STDOUT: %.loc20_45.4: init Outer = class_init (%.loc20_25, %.loc20_43), %return
// CHECK:STDOUT: %.loc20_45.5: init Outer = converted %.loc20_45.3, %.loc20_45.4
// CHECK:STDOUT: return %.loc20_45.5
// CHECK:STDOUT: }
// CHECK:STDOUT: