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element index init with vptr (#4565)

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Not sure if this is the most robust way to do it - I guess the
alternative is doing name lookup into the dest struct fields too?
This commit is contained in:
David Blaikie
2024-11-23 01:02:43 +00:00
committed by GitHub
parent 0278973bbf
commit b15875e302
2 changed files with 134 additions and 15 deletions
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toolchain/check/testdata/class/virtual_modifiers.carbon
Vendored
+116
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@@ -47,6 +47,20 @@ fn F() {
var v: Modifiers.Base = {};
}
// --- init_members.carbon
package InitMembers;
base class Base {
virtual fn F();
var m1: i32;
var m2: i32;
}
fn F() {
var v: Base = {.m2 = 3, .m1 = 5};
}
// CHECK:STDOUT: --- modifiers.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
@@ -235,3 +249,105 @@ fn F() {
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- init_members.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %Base: type = class_type @Base [template]
// CHECK:STDOUT: %F.type.1: type = fn_type @F.1 [template]
// CHECK:STDOUT: %F.1: %F.type.1 = struct_value () [template]
// CHECK:STDOUT: %.1: Core.IntLiteral = int_value 32 [template]
// CHECK:STDOUT: %Int.type: type = fn_type @Int [template]
// CHECK:STDOUT: %Int: %Int.type = struct_value () [template]
// CHECK:STDOUT: %i32: type = int_type signed, %.1 [template]
// CHECK:STDOUT: %.2: type = unbound_element_type %Base, %i32 [template]
// CHECK:STDOUT: %.3: type = ptr_type <vtable> [template]
// CHECK:STDOUT: %.4: type = struct_type {.<vptr>: %.3, .m1: %i32, .m2: %i32} [template]
// CHECK:STDOUT: %.5: <witness> = complete_type_witness %.4 [template]
// CHECK:STDOUT: %F.type.2: type = fn_type @F.2 [template]
// CHECK:STDOUT: %F.2: %F.type.2 = struct_value () [template]
// CHECK:STDOUT: %.7: Core.IntLiteral = int_value 3 [template]
// CHECK:STDOUT: %.8: Core.IntLiteral = int_value 5 [template]
// CHECK:STDOUT: %.9: type = struct_type {.m2: Core.IntLiteral, .m1: Core.IntLiteral} [template]
// CHECK:STDOUT: %Convert.type.2: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
// CHECK:STDOUT: %Convert.type.14: type = fn_type @Convert.2, @impl.1(%.1) [template]
// CHECK:STDOUT: %Convert.14: %Convert.type.14 = struct_value () [template]
// CHECK:STDOUT: %.33: <witness> = interface_witness (%Convert.14) [template]
// CHECK:STDOUT: %.34: <bound method> = bound_method %.8, %Convert.14 [template]
// CHECK:STDOUT: %.35: <specific function> = specific_function %.34, @Convert.2(%.1) [template]
// CHECK:STDOUT: %.36: %i32 = int_value 5 [template]
// CHECK:STDOUT: %.37: <bound method> = bound_method %.7, %Convert.14 [template]
// CHECK:STDOUT: %.38: <specific function> = specific_function %.37, @Convert.2(%.1) [template]
// CHECK:STDOUT: %.39: %i32 = int_value 3 [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.2
// 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: .Base = %Base.decl
// CHECK:STDOUT: .F = %F.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.import = import Core
// CHECK:STDOUT: %Base.decl: type = class_decl @Base [template = constants.%Base] {} {}
// CHECK:STDOUT: %F.decl: %F.type.2 = fn_decl @F.2 [template = constants.%F.2] {} {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @Base {
// CHECK:STDOUT: %F.decl: %F.type.1 = fn_decl @F.1 [template = constants.%F.1] {} {}
// CHECK:STDOUT: %.loc6_11.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
// CHECK:STDOUT: %int.make_type_signed.loc6: init type = call constants.%Int(%.loc6_11.1) [template = constants.%i32]
// CHECK:STDOUT: %.loc6_11.2: type = value_of_initializer %int.make_type_signed.loc6 [template = constants.%i32]
// CHECK:STDOUT: %.loc6_11.3: type = converted %int.make_type_signed.loc6, %.loc6_11.2 [template = constants.%i32]
// CHECK:STDOUT: %.loc6_9: %.2 = field_decl m1, element0 [template]
// CHECK:STDOUT: %.loc7_11.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
// CHECK:STDOUT: %int.make_type_signed.loc7: init type = call constants.%Int(%.loc7_11.1) [template = constants.%i32]
// CHECK:STDOUT: %.loc7_11.2: type = value_of_initializer %int.make_type_signed.loc7 [template = constants.%i32]
// CHECK:STDOUT: %.loc7_11.3: type = converted %int.make_type_signed.loc7, %.loc7_11.2 [template = constants.%i32]
// CHECK:STDOUT: %.loc7_9: %.2 = field_decl m2, element1 [template]
// CHECK:STDOUT: %.loc8: <witness> = complete_type_witness %.4 [template = constants.%.5]
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT: .Self = constants.%Base
// CHECK:STDOUT: .F = %F.decl
// CHECK:STDOUT: .m1 = %.loc6_9
// CHECK:STDOUT: .m2 = %.loc7_9
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: virtual fn @F.1();
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F.2() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
// CHECK:STDOUT: %v.var: ref %Base = var v
// CHECK:STDOUT: %v: ref %Base = bind_name v, %v.var
// CHECK:STDOUT: %.loc11_24: Core.IntLiteral = int_value 3 [template = constants.%.7]
// CHECK:STDOUT: %.loc11_33: Core.IntLiteral = int_value 5 [template = constants.%.8]
// CHECK:STDOUT: %.loc11_34.1: %.9 = struct_literal (%.loc11_24, %.loc11_33)
// CHECK:STDOUT: %.loc11_34.2: %Convert.type.2 = interface_witness_access constants.%.33, element0 [template = constants.%Convert.14]
// CHECK:STDOUT: %.loc11_34.3: <bound method> = bound_method %.loc11_33, %.loc11_34.2 [template = constants.%.34]
// CHECK:STDOUT: %.loc11_34.4: <specific function> = specific_function %.loc11_34.3, @Convert.2(constants.%.1) [template = constants.%.35]
// CHECK:STDOUT: %int.convert_checked.loc11_34.1: init %i32 = call %.loc11_34.4(%.loc11_33) [template = constants.%.36]
// CHECK:STDOUT: %.loc11_34.5: init %i32 = converted %.loc11_33, %int.convert_checked.loc11_34.1 [template = constants.%.36]
// CHECK:STDOUT: %.loc11_34.6: ref %i32 = class_element_access %v.var, element2
// CHECK:STDOUT: %.loc11_34.7: init %i32 = initialize_from %.loc11_34.5 to %.loc11_34.6 [template = constants.%.36]
// CHECK:STDOUT: %.loc11_34.8: %Convert.type.2 = interface_witness_access constants.%.33, element0 [template = constants.%Convert.14]
// CHECK:STDOUT: %.loc11_34.9: <bound method> = bound_method %.loc11_24, %.loc11_34.8 [template = constants.%.37]
// CHECK:STDOUT: %.loc11_34.10: <specific function> = specific_function %.loc11_34.9, @Convert.2(constants.%.1) [template = constants.%.38]
// CHECK:STDOUT: %int.convert_checked.loc11_34.2: init %i32 = call %.loc11_34.10(%.loc11_24) [template = constants.%.39]
// CHECK:STDOUT: %.loc11_34.11: init %i32 = converted %.loc11_24, %int.convert_checked.loc11_34.2 [template = constants.%.39]
// CHECK:STDOUT: %.loc11_34.12: ref %i32 = class_element_access %v.var, element1
// CHECK:STDOUT: %.loc11_34.13: init %i32 = initialize_from %.loc11_34.11 to %.loc11_34.12 [template = constants.%.39]
// CHECK:STDOUT: %.loc11_34.14: init %Base = class_init (<error>, %.loc11_34.7, %.loc11_34.13), %v.var [template = <error>]
// CHECK:STDOUT: %.loc11_35: init %Base = converted %.loc11_34.1, %.loc11_34.14 [template = <error>]
// CHECK:STDOUT: assign %v.var, %.loc11_35
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT: