// 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/class/generic/call.carbon
// TIP: To dump output, run:
// TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/generic/call.carbon

// --- call.carbon

library "[[@TEST_NAME]]";

class Class(T:! type, N:! i32) {}

var a: Class(i32*, 5);

// Requires an implicit conversion to type `type`.
var b: Class((), 0);

// --- fail_too_few.carbon

library "[[@TEST_NAME]]";

class Class(T:! type, N:! i32) {}

// CHECK:STDERR: fail_too_few.carbon:[[@LINE+7]]:8: error: 1 argument passed to generic class expecting 2 arguments [CallArgCountMismatch]
// CHECK:STDERR: var a: Class(i32*);
// CHECK:STDERR:        ^~~~~~~~~~~
// CHECK:STDERR: fail_too_few.carbon:[[@LINE-5]]:1: note: calling generic class declared here [InCallToEntity]
// CHECK:STDERR: class Class(T:! type, N:! i32) {}
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR:
var a: Class(i32*);

// --- fail_too_many.carbon

library "[[@TEST_NAME]]";

class Class(T:! type, N:! i32) {}

// CHECK:STDERR: fail_too_many.carbon:[[@LINE+7]]:8: error: 3 arguments passed to generic class expecting 2 arguments [CallArgCountMismatch]
// CHECK:STDERR: var a: Class(i32*, 1, 2);
// CHECK:STDERR:        ^~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_too_many.carbon:[[@LINE-5]]:1: note: calling generic class declared here [InCallToEntity]
// CHECK:STDERR: class Class(T:! type, N:! i32) {}
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR:
var a: Class(i32*, 1, 2);

// --- fail_no_conversion.carbon

library "[[@TEST_NAME]]";

class Class(T:! type, N:! i32) {}

// CHECK:STDERR: fail_no_conversion.carbon:[[@LINE+10]]:8: error: cannot implicitly convert non-type value of type `Core.IntLiteral` to `type` [ConversionFailureNonTypeToFacet]
// CHECK:STDERR: var a: Class(5, i32*);
// CHECK:STDERR:        ^~~~~~~~~~~~~~
// CHECK:STDERR: fail_no_conversion.carbon:[[@LINE+7]]:8: note: type `Core.IntLiteral` does not implement interface `Core.ImplicitAs(type)` [MissingImplInMemberAccessNote]
// CHECK:STDERR: var a: Class(5, i32*);
// CHECK:STDERR:        ^~~~~~~~~~~~~~
// CHECK:STDERR: fail_no_conversion.carbon:[[@LINE-8]]:13: note: initializing generic parameter `T` declared here [InitializingGenericParam]
// CHECK:STDERR: class Class(T:! type, N:! i32) {}
// CHECK:STDERR:             ^
// CHECK:STDERR:
var a: Class(5, i32*);

// --- call_in_nested_return_type.carbon

class Outer(T:! type) {
  class Inner(U:! type) {
    fn A() -> Outer(T) {
      return {};
    }
    fn B() -> Outer(U) {
      return {};
    }
    fn C() -> Inner(T) {
      return {};
    }
    fn D() -> Inner(U) {
      return {};
    }
  }
}

// CHECK:STDOUT: --- call.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic]
// CHECK:STDOUT:   %T.patt: type = symbolic_binding_pattern T, 0 [symbolic]
// CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
// CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT:   %N.356: %i32 = bind_symbolic_name N, 1 [symbolic]
// CHECK:STDOUT:   %N.patt.8cf: %i32 = symbolic_binding_pattern N, 1 [symbolic]
// CHECK:STDOUT:   %Class.type: type = generic_class_type @Class [concrete]
// CHECK:STDOUT:   %Class.generic: %Class.type = struct_value () [concrete]
// CHECK:STDOUT:   %Class.ab2: type = class_type @Class, @Class(%T, %N.356) [symbolic]
// CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
// CHECK:STDOUT:   %complete_type.357: <witness> = complete_type_witness %empty_struct_type [concrete]
// CHECK:STDOUT:   %ptr.235: type = ptr_type %i32 [concrete]
// CHECK:STDOUT:   %int_5.64b: Core.IntLiteral = int_value 5 [concrete]
// CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
// CHECK:STDOUT:   %Convert.type.1b6: type = fn_type @Convert.1, @ImplicitAs(%i32) [concrete]
// CHECK:STDOUT:   %ImplicitAs.impl_witness_table.a2f = impl_witness_table (imports.%Core.import_ref.a5b), @impl.4f9 [concrete]
// CHECK:STDOUT:   %ImplicitAs.impl_witness.c75: <witness> = impl_witness %ImplicitAs.impl_witness_table.a2f, @impl.4f9(%int_32) [concrete]
// CHECK:STDOUT:   %Convert.type.035: type = fn_type @Convert.2, @impl.4f9(%int_32) [concrete]
// CHECK:STDOUT:   %Convert.956: %Convert.type.035 = struct_value () [concrete]
// CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, (%ImplicitAs.impl_witness.c75) [concrete]
// CHECK:STDOUT:   %.9c3: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet [concrete]
// CHECK:STDOUT:   %Convert.bound.4e6: <bound method> = bound_method %int_5.64b, %Convert.956 [concrete]
// CHECK:STDOUT:   %Convert.specific_fn: <specific function> = specific_function %Convert.956, @Convert.2(%int_32) [concrete]
// CHECK:STDOUT:   %bound_method.a25: <bound method> = bound_method %int_5.64b, %Convert.specific_fn [concrete]
// CHECK:STDOUT:   %int_5.0f6: %i32 = int_value 5 [concrete]
// CHECK:STDOUT:   %Class.f29: type = class_type @Class, @Class(%ptr.235, %int_5.0f6) [concrete]
// CHECK:STDOUT:   %int_0.5c6: Core.IntLiteral = int_value 0 [concrete]
// CHECK:STDOUT:   %Convert.bound.d04: <bound method> = bound_method %int_0.5c6, %Convert.956 [concrete]
// CHECK:STDOUT:   %bound_method.b6e: <bound method> = bound_method %int_0.5c6, %Convert.specific_fn [concrete]
// CHECK:STDOUT:   %int_0.6a9: %i32 = int_value 0 [concrete]
// CHECK:STDOUT:   %Class.dd4: type = class_type @Class, @Class(%empty_tuple.type, %int_0.6a9) [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
// CHECK:STDOUT:     .Int = %Core.Int
// CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
// CHECK:STDOUT:     import Core//prelude
// CHECK:STDOUT:     import Core//prelude/...
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .Class = %Class.decl
// CHECK:STDOUT:     .a = %a
// CHECK:STDOUT:     .b = %b
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   %Class.decl: %Class.type = class_decl @Class [concrete = constants.%Class.generic] {
// CHECK:STDOUT:     %T.patt.loc4_13.1: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:     %N.patt.loc4_23.1: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:   } {
// CHECK:STDOUT:     %T.loc4_13.1: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:     %.loc4: type = splice_block %i32 [concrete = constants.%i32] {
// CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %N.loc4_23.1: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   name_binding_decl {
// CHECK:STDOUT:     %a.patt: %Class.f29 = binding_pattern a
// CHECK:STDOUT:     %.loc6_1: %Class.f29 = var_pattern %a.patt
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a.var: ref %Class.f29 = var a
// CHECK:STDOUT:   %.loc6_21.1: type = splice_block %Class.loc6 [concrete = constants.%Class.f29] {
// CHECK:STDOUT:     %Class.ref.loc6: %Class.type = name_ref Class, %Class.decl [concrete = constants.%Class.generic]
// CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     %ptr: type = ptr_type %i32 [concrete = constants.%ptr.235]
// CHECK:STDOUT:     %int_5: Core.IntLiteral = int_value 5 [concrete = constants.%int_5.64b]
// CHECK:STDOUT:     %impl.elem0.loc6: %.9c3 = impl_witness_access constants.%ImplicitAs.impl_witness.c75, element0 [concrete = constants.%Convert.956]
// CHECK:STDOUT:     %bound_method.loc6_21.1: <bound method> = bound_method %int_5, %impl.elem0.loc6 [concrete = constants.%Convert.bound.4e6]
// CHECK:STDOUT:     %specific_fn.loc6: <specific function> = specific_function %impl.elem0.loc6, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn]
// CHECK:STDOUT:     %bound_method.loc6_21.2: <bound method> = bound_method %int_5, %specific_fn.loc6 [concrete = constants.%bound_method.a25]
// CHECK:STDOUT:     %int.convert_checked.loc6: init %i32 = call %bound_method.loc6_21.2(%int_5) [concrete = constants.%int_5.0f6]
// CHECK:STDOUT:     %.loc6_21.2: %i32 = value_of_initializer %int.convert_checked.loc6 [concrete = constants.%int_5.0f6]
// CHECK:STDOUT:     %.loc6_21.3: %i32 = converted %int_5, %.loc6_21.2 [concrete = constants.%int_5.0f6]
// CHECK:STDOUT:     %Class.loc6: type = class_type @Class, @Class(constants.%ptr.235, constants.%int_5.0f6) [concrete = constants.%Class.f29]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a: ref %Class.f29 = bind_name a, %a.var
// CHECK:STDOUT:   name_binding_decl {
// CHECK:STDOUT:     %b.patt: %Class.dd4 = binding_pattern b
// CHECK:STDOUT:     %.loc9_1: %Class.dd4 = var_pattern %b.patt
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %b.var: ref %Class.dd4 = var b
// CHECK:STDOUT:   %.loc9_19.1: type = splice_block %Class.loc9 [concrete = constants.%Class.dd4] {
// CHECK:STDOUT:     %Class.ref.loc9: %Class.type = name_ref Class, %Class.decl [concrete = constants.%Class.generic]
// CHECK:STDOUT:     %.loc9_15: %empty_tuple.type = tuple_literal ()
// CHECK:STDOUT:     %int_0: Core.IntLiteral = int_value 0 [concrete = constants.%int_0.5c6]
// CHECK:STDOUT:     %.loc9_19.2: type = converted %.loc9_15, constants.%empty_tuple.type [concrete = constants.%empty_tuple.type]
// CHECK:STDOUT:     %impl.elem0.loc9: %.9c3 = impl_witness_access constants.%ImplicitAs.impl_witness.c75, element0 [concrete = constants.%Convert.956]
// CHECK:STDOUT:     %bound_method.loc9_19.1: <bound method> = bound_method %int_0, %impl.elem0.loc9 [concrete = constants.%Convert.bound.d04]
// CHECK:STDOUT:     %specific_fn.loc9: <specific function> = specific_function %impl.elem0.loc9, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn]
// CHECK:STDOUT:     %bound_method.loc9_19.2: <bound method> = bound_method %int_0, %specific_fn.loc9 [concrete = constants.%bound_method.b6e]
// CHECK:STDOUT:     %int.convert_checked.loc9: init %i32 = call %bound_method.loc9_19.2(%int_0) [concrete = constants.%int_0.6a9]
// CHECK:STDOUT:     %.loc9_19.3: %i32 = value_of_initializer %int.convert_checked.loc9 [concrete = constants.%int_0.6a9]
// CHECK:STDOUT:     %.loc9_19.4: %i32 = converted %int_0, %.loc9_19.3 [concrete = constants.%int_0.6a9]
// CHECK:STDOUT:     %Class.loc9: type = class_type @Class, @Class(constants.%empty_tuple.type, constants.%int_0.6a9) [concrete = constants.%Class.dd4]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %b: ref %Class.dd4 = bind_name b, %b.var
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic class @Class(%T.loc4_13.1: type, %N.loc4_23.1: %i32) {
// CHECK:STDOUT:   %T.loc4_13.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:   %T.patt.loc4_13.2: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:   %N.loc4_23.2: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   %N.patt.loc4_23.2: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:
// CHECK:STDOUT:   class {
// CHECK:STDOUT:     %empty_struct_type: type = struct_type {} [concrete = constants.%empty_struct_type]
// CHECK:STDOUT:     %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete = constants.%complete_type.357]
// CHECK:STDOUT:     complete_type_witness = %complete_type
// CHECK:STDOUT:
// CHECK:STDOUT:   !members:
// CHECK:STDOUT:     .Self = constants.%Class.ab2
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Class(constants.%T, constants.%N.356) {
// CHECK:STDOUT:   %T.loc4_13.2 => constants.%T
// CHECK:STDOUT:   %T.patt.loc4_13.2 => constants.%T.patt
// CHECK:STDOUT:   %N.loc4_23.2 => constants.%N.356
// CHECK:STDOUT:   %N.patt.loc4_23.2 => constants.%N.patt.8cf
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Class(constants.%ptr.235, constants.%int_5.0f6) {
// CHECK:STDOUT:   %T.loc4_13.2 => constants.%ptr.235
// CHECK:STDOUT:   %T.patt.loc4_13.2 => constants.%T.patt
// CHECK:STDOUT:   %N.loc4_23.2 => constants.%int_5.0f6
// CHECK:STDOUT:   %N.patt.loc4_23.2 => constants.%N.patt.8cf
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Class(constants.%empty_tuple.type, constants.%int_0.6a9) {
// CHECK:STDOUT:   %T.loc4_13.2 => constants.%empty_tuple.type
// CHECK:STDOUT:   %T.patt.loc4_13.2 => constants.%T.patt
// CHECK:STDOUT:   %N.loc4_23.2 => constants.%int_0.6a9
// CHECK:STDOUT:   %N.patt.loc4_23.2 => constants.%N.patt.8cf
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- fail_too_few.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic]
// CHECK:STDOUT:   %T.patt: type = symbolic_binding_pattern T, 0 [symbolic]
// CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT:   %N.356: %i32 = bind_symbolic_name N, 1 [symbolic]
// CHECK:STDOUT:   %N.patt.8cf: %i32 = symbolic_binding_pattern N, 1 [symbolic]
// CHECK:STDOUT:   %Class.type: type = generic_class_type @Class [concrete]
// CHECK:STDOUT:   %Class.generic: %Class.type = struct_value () [concrete]
// CHECK:STDOUT:   %Class: type = class_type @Class, @Class(%T, %N.356) [symbolic]
// CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
// CHECK:STDOUT:   %complete_type.357: <witness> = complete_type_witness %empty_struct_type [concrete]
// CHECK:STDOUT:   %ptr: type = ptr_type %i32 [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
// CHECK:STDOUT:     .Int = %Core.Int
// CHECK:STDOUT:     import Core//prelude
// CHECK:STDOUT:     import Core//prelude/...
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .Class = %Class.decl
// CHECK:STDOUT:     .a = %a
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   %Class.decl: %Class.type = class_decl @Class [concrete = constants.%Class.generic] {
// CHECK:STDOUT:     %T.patt.loc4_13.1: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:     %N.patt.loc4_23.1: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:   } {
// CHECK:STDOUT:     %T.loc4_13.1: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:     %.loc4: type = splice_block %i32 [concrete = constants.%i32] {
// CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %N.loc4_23.1: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   name_binding_decl {
// CHECK:STDOUT:     %a.patt: <error> = binding_pattern a
// CHECK:STDOUT:     %.loc13: <error> = var_pattern %a.patt
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a.var: ref <error> = var a
// CHECK:STDOUT:   %.1: <error> = splice_block <error> [concrete = <error>] {
// CHECK:STDOUT:     %Class.ref: %Class.type = name_ref Class, %Class.decl [concrete = constants.%Class.generic]
// CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     %ptr: type = ptr_type %i32 [concrete = constants.%ptr]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a: <error> = bind_name a, <error>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic class @Class(%T.loc4_13.1: type, %N.loc4_23.1: %i32) {
// CHECK:STDOUT:   %T.loc4_13.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:   %T.patt.loc4_13.2: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:   %N.loc4_23.2: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   %N.patt.loc4_23.2: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:
// CHECK:STDOUT:   class {
// CHECK:STDOUT:     %empty_struct_type: type = struct_type {} [concrete = constants.%empty_struct_type]
// CHECK:STDOUT:     %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete = constants.%complete_type.357]
// CHECK:STDOUT:     complete_type_witness = %complete_type
// CHECK:STDOUT:
// CHECK:STDOUT:   !members:
// CHECK:STDOUT:     .Self = constants.%Class
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Class(constants.%T, constants.%N.356) {
// CHECK:STDOUT:   %T.loc4_13.2 => constants.%T
// CHECK:STDOUT:   %T.patt.loc4_13.2 => constants.%T.patt
// CHECK:STDOUT:   %N.loc4_23.2 => constants.%N.356
// CHECK:STDOUT:   %N.patt.loc4_23.2 => constants.%N.patt.8cf
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- fail_too_many.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic]
// CHECK:STDOUT:   %T.patt: type = symbolic_binding_pattern T, 0 [symbolic]
// CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT:   %N.356: %i32 = bind_symbolic_name N, 1 [symbolic]
// CHECK:STDOUT:   %N.patt.8cf: %i32 = symbolic_binding_pattern N, 1 [symbolic]
// CHECK:STDOUT:   %Class.type: type = generic_class_type @Class [concrete]
// CHECK:STDOUT:   %Class.generic: %Class.type = struct_value () [concrete]
// CHECK:STDOUT:   %Class: type = class_type @Class, @Class(%T, %N.356) [symbolic]
// CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
// CHECK:STDOUT:   %complete_type.357: <witness> = complete_type_witness %empty_struct_type [concrete]
// CHECK:STDOUT:   %ptr: type = ptr_type %i32 [concrete]
// CHECK:STDOUT:   %int_1: Core.IntLiteral = int_value 1 [concrete]
// CHECK:STDOUT:   %int_2: Core.IntLiteral = int_value 2 [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
// CHECK:STDOUT:     .Int = %Core.Int
// CHECK:STDOUT:     import Core//prelude
// CHECK:STDOUT:     import Core//prelude/...
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .Class = %Class.decl
// CHECK:STDOUT:     .a = %a
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   %Class.decl: %Class.type = class_decl @Class [concrete = constants.%Class.generic] {
// CHECK:STDOUT:     %T.patt.loc4_13.1: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:     %N.patt.loc4_23.1: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:   } {
// CHECK:STDOUT:     %T.loc4_13.1: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:     %.loc4: type = splice_block %i32 [concrete = constants.%i32] {
// CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %N.loc4_23.1: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   name_binding_decl {
// CHECK:STDOUT:     %a.patt: <error> = binding_pattern a
// CHECK:STDOUT:     %.loc13: <error> = var_pattern %a.patt
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a.var: ref <error> = var a
// CHECK:STDOUT:   %.1: <error> = splice_block <error> [concrete = <error>] {
// CHECK:STDOUT:     %Class.ref: %Class.type = name_ref Class, %Class.decl [concrete = constants.%Class.generic]
// CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     %ptr: type = ptr_type %i32 [concrete = constants.%ptr]
// CHECK:STDOUT:     %int_1: Core.IntLiteral = int_value 1 [concrete = constants.%int_1]
// CHECK:STDOUT:     %int_2: Core.IntLiteral = int_value 2 [concrete = constants.%int_2]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a: <error> = bind_name a, <error>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic class @Class(%T.loc4_13.1: type, %N.loc4_23.1: %i32) {
// CHECK:STDOUT:   %T.loc4_13.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:   %T.patt.loc4_13.2: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:   %N.loc4_23.2: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   %N.patt.loc4_23.2: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:
// CHECK:STDOUT:   class {
// CHECK:STDOUT:     %empty_struct_type: type = struct_type {} [concrete = constants.%empty_struct_type]
// CHECK:STDOUT:     %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete = constants.%complete_type.357]
// CHECK:STDOUT:     complete_type_witness = %complete_type
// CHECK:STDOUT:
// CHECK:STDOUT:   !members:
// CHECK:STDOUT:     .Self = constants.%Class
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Class(constants.%T, constants.%N.356) {
// CHECK:STDOUT:   %T.loc4_13.2 => constants.%T
// CHECK:STDOUT:   %T.patt.loc4_13.2 => constants.%T.patt
// CHECK:STDOUT:   %N.loc4_23.2 => constants.%N.356
// CHECK:STDOUT:   %N.patt.loc4_23.2 => constants.%N.patt.8cf
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- fail_no_conversion.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic]
// CHECK:STDOUT:   %T.patt: type = symbolic_binding_pattern T, 0 [symbolic]
// CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT:   %N.356: %i32 = bind_symbolic_name N, 1 [symbolic]
// CHECK:STDOUT:   %N.patt.8cf: %i32 = symbolic_binding_pattern N, 1 [symbolic]
// CHECK:STDOUT:   %Class.type: type = generic_class_type @Class [concrete]
// CHECK:STDOUT:   %Class.generic: %Class.type = struct_value () [concrete]
// CHECK:STDOUT:   %Class: type = class_type @Class, @Class(%T, %N.356) [symbolic]
// CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
// CHECK:STDOUT:   %complete_type.357: <witness> = complete_type_witness %empty_struct_type [concrete]
// CHECK:STDOUT:   %int_5: Core.IntLiteral = int_value 5 [concrete]
// CHECK:STDOUT:   %ptr: type = ptr_type %i32 [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
// CHECK:STDOUT:     .Int = %Core.Int
// CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
// CHECK:STDOUT:     import Core//prelude
// CHECK:STDOUT:     import Core//prelude/...
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .Class = %Class.decl
// CHECK:STDOUT:     .a = %a
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   %Class.decl: %Class.type = class_decl @Class [concrete = constants.%Class.generic] {
// CHECK:STDOUT:     %T.patt.loc4_13.1: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:     %N.patt.loc4_23.1: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:   } {
// CHECK:STDOUT:     %T.loc4_13.1: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:     %.loc4: type = splice_block %i32 [concrete = constants.%i32] {
// CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %N.loc4_23.1: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   name_binding_decl {
// CHECK:STDOUT:     %a.patt: <error> = binding_pattern a
// CHECK:STDOUT:     %.loc16_1: <error> = var_pattern %a.patt
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a.var: ref <error> = var a
// CHECK:STDOUT:   %.1: <error> = splice_block <error> [concrete = <error>] {
// CHECK:STDOUT:     %Class.ref: %Class.type = name_ref Class, %Class.decl [concrete = constants.%Class.generic]
// CHECK:STDOUT:     %int_5: Core.IntLiteral = int_value 5 [concrete = constants.%int_5]
// CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT:     %ptr: type = ptr_type %i32 [concrete = constants.%ptr]
// CHECK:STDOUT:     %.loc16_21: type = converted %int_5, <error> [concrete = <error>]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a: <error> = bind_name a, <error>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic class @Class(%T.loc4_13.1: type, %N.loc4_23.1: %i32) {
// CHECK:STDOUT:   %T.loc4_13.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc4_13.2 (constants.%T)]
// CHECK:STDOUT:   %T.patt.loc4_13.2: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc4_13.2 (constants.%T.patt)]
// CHECK:STDOUT:   %N.loc4_23.2: %i32 = bind_symbolic_name N, 1 [symbolic = %N.loc4_23.2 (constants.%N.356)]
// CHECK:STDOUT:   %N.patt.loc4_23.2: %i32 = symbolic_binding_pattern N, 1 [symbolic = %N.patt.loc4_23.2 (constants.%N.patt.8cf)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:
// CHECK:STDOUT:   class {
// CHECK:STDOUT:     %empty_struct_type: type = struct_type {} [concrete = constants.%empty_struct_type]
// CHECK:STDOUT:     %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete = constants.%complete_type.357]
// CHECK:STDOUT:     complete_type_witness = %complete_type
// CHECK:STDOUT:
// CHECK:STDOUT:   !members:
// CHECK:STDOUT:     .Self = constants.%Class
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Class(constants.%T, constants.%N.356) {
// CHECK:STDOUT:   %T.loc4_13.2 => constants.%T
// CHECK:STDOUT:   %T.patt.loc4_13.2 => constants.%T.patt
// CHECK:STDOUT:   %N.loc4_23.2 => constants.%N.356
// CHECK:STDOUT:   %N.patt.loc4_23.2 => constants.%N.patt.8cf
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- call_in_nested_return_type.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic]
// CHECK:STDOUT:   %T.patt: type = symbolic_binding_pattern T, 0 [symbolic]
// CHECK:STDOUT:   %Outer.type: type = generic_class_type @Outer [concrete]
// CHECK:STDOUT:   %Outer.generic: %Outer.type = struct_value () [concrete]
// CHECK:STDOUT:   %Outer.9d6: type = class_type @Outer, @Outer(%T) [symbolic]
// CHECK:STDOUT:   %U: type = bind_symbolic_name U, 1 [symbolic]
// CHECK:STDOUT:   %U.patt: type = symbolic_binding_pattern U, 1 [symbolic]
// CHECK:STDOUT:   %Inner.type.eae: type = generic_class_type @Inner, @Outer(%T) [symbolic]
// CHECK:STDOUT:   %Inner.generic.137: %Inner.type.eae = struct_value () [symbolic]
// CHECK:STDOUT:   %Inner.c71: type = class_type @Inner, @Inner(%T, %U) [symbolic]
// CHECK:STDOUT:   %A.type.8d7: type = fn_type @A, @Inner(%T, %U) [symbolic]
// CHECK:STDOUT:   %A.d0e: %A.type.8d7 = struct_value () [symbolic]
// CHECK:STDOUT:   %Outer.99f: type = class_type @Outer, @Outer(%U) [symbolic]
// CHECK:STDOUT:   %B.type.880: type = fn_type @B, @Inner(%T, %U) [symbolic]
// CHECK:STDOUT:   %B.c7b: %B.type.880 = struct_value () [symbolic]
// CHECK:STDOUT:   %Inner.13a: type = class_type @Inner, @Inner(%T, %T) [symbolic]
// CHECK:STDOUT:   %C.type.714: type = fn_type @C, @Inner(%T, %U) [symbolic]
// CHECK:STDOUT:   %C.e62: %C.type.714 = struct_value () [symbolic]
// CHECK:STDOUT:   %D.type.102: type = fn_type @D, @Inner(%T, %U) [symbolic]
// CHECK:STDOUT:   %D.d85: %D.type.102 = struct_value () [symbolic]
// CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
// CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete]
// CHECK:STDOUT:   %require_complete.127: <witness> = require_complete_type %Outer.9d6 [symbolic]
// CHECK:STDOUT:   %Outer.val.234: %Outer.9d6 = struct_value () [symbolic]
// CHECK:STDOUT:   %Inner.type.a71: type = generic_class_type @Inner, @Outer(%U) [symbolic]
// CHECK:STDOUT:   %Inner.generic.e3b: %Inner.type.a71 = struct_value () [symbolic]
// CHECK:STDOUT:   %require_complete.964: <witness> = require_complete_type %Outer.99f [symbolic]
// CHECK:STDOUT:   %Outer.val.a2f: %Outer.99f = struct_value () [symbolic]
// CHECK:STDOUT:   %A.type.5c8: type = fn_type @A, @Inner(%T, %T) [symbolic]
// CHECK:STDOUT:   %A.7e2: %A.type.5c8 = struct_value () [symbolic]
// CHECK:STDOUT:   %B.type.ec0: type = fn_type @B, @Inner(%T, %T) [symbolic]
// CHECK:STDOUT:   %B.051: %B.type.ec0 = struct_value () [symbolic]
// CHECK:STDOUT:   %C.type.1cf: type = fn_type @C, @Inner(%T, %T) [symbolic]
// CHECK:STDOUT:   %C.cf5: %C.type.1cf = struct_value () [symbolic]
// CHECK:STDOUT:   %D.type.7bc: type = fn_type @D, @Inner(%T, %T) [symbolic]
// CHECK:STDOUT:   %D.aa3: %D.type.7bc = struct_value () [symbolic]
// CHECK:STDOUT:   %require_complete.7b1: <witness> = require_complete_type %Inner.13a [symbolic]
// CHECK:STDOUT:   %Inner.val.69d: %Inner.13a = struct_value () [symbolic]
// CHECK:STDOUT:   %require_complete.e7e: <witness> = require_complete_type %Inner.c71 [symbolic]
// CHECK:STDOUT:   %Inner.val.dfa: %Inner.c71 = struct_value () [symbolic]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
// CHECK:STDOUT:     import Core//prelude
// CHECK:STDOUT:     import Core//prelude/...
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .Outer = %Outer.decl
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   %Outer.decl: %Outer.type = class_decl @Outer [concrete = constants.%Outer.generic] {
// CHECK:STDOUT:     %T.patt.loc2_13.1: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc2_13.2 (constants.%T.patt)]
// CHECK:STDOUT:   } {
// CHECK:STDOUT:     %T.loc2_13.1: type = bind_symbolic_name T, 0 [symbolic = %T.loc2_13.2 (constants.%T)]
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic class @Outer(%T.loc2_13.1: type) {
// CHECK:STDOUT:   %T.loc2_13.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc2_13.2 (constants.%T)]
// CHECK:STDOUT:   %T.patt.loc2_13.2: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc2_13.2 (constants.%T.patt)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %Inner.type: type = generic_class_type @Inner, @Outer(%T.loc2_13.2) [symbolic = %Inner.type (constants.%Inner.type.eae)]
// CHECK:STDOUT:   %Inner.generic: @Outer.%Inner.type (%Inner.type.eae) = struct_value () [symbolic = %Inner.generic (constants.%Inner.generic.137)]
// CHECK:STDOUT:
// CHECK:STDOUT:   class {
// CHECK:STDOUT:     %Inner.decl: @Outer.%Inner.type (%Inner.type.eae) = class_decl @Inner [symbolic = @Outer.%Inner.generic (constants.%Inner.generic.137)] {
// CHECK:STDOUT:       %U.patt.loc3_15.1: type = symbolic_binding_pattern U, 1 [symbolic = %U.patt.loc3_15.2 (constants.%U.patt)]
// CHECK:STDOUT:     } {
// CHECK:STDOUT:       %U.loc3_15.1: type = bind_symbolic_name U, 1 [symbolic = %U.loc3_15.2 (constants.%U)]
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %empty_struct_type: type = struct_type {} [concrete = constants.%empty_struct_type]
// CHECK:STDOUT:     %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete = constants.%complete_type]
// CHECK:STDOUT:     complete_type_witness = %complete_type
// CHECK:STDOUT:
// CHECK:STDOUT:   !members:
// CHECK:STDOUT:     .Self = constants.%Outer.9d6
// CHECK:STDOUT:     .Inner = %Inner.decl
// CHECK:STDOUT:     .Outer = <poisoned>
// CHECK:STDOUT:     .T = <poisoned>
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic class @Inner(@Outer.%T.loc2_13.1: type, %U.loc3_15.1: type) {
// CHECK:STDOUT:   %U.loc3_15.2: type = bind_symbolic_name U, 1 [symbolic = %U.loc3_15.2 (constants.%U)]
// CHECK:STDOUT:   %U.patt.loc3_15.2: type = symbolic_binding_pattern U, 1 [symbolic = %U.patt.loc3_15.2 (constants.%U.patt)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
// CHECK:STDOUT:   %A.type: type = fn_type @A, @Inner(%T, %U.loc3_15.2) [symbolic = %A.type (constants.%A.type.8d7)]
// CHECK:STDOUT:   %A: @Inner.%A.type (%A.type.8d7) = struct_value () [symbolic = %A (constants.%A.d0e)]
// CHECK:STDOUT:   %B.type: type = fn_type @B, @Inner(%T, %U.loc3_15.2) [symbolic = %B.type (constants.%B.type.880)]
// CHECK:STDOUT:   %B: @Inner.%B.type (%B.type.880) = struct_value () [symbolic = %B (constants.%B.c7b)]
// CHECK:STDOUT:   %C.type: type = fn_type @C, @Inner(%T, %U.loc3_15.2) [symbolic = %C.type (constants.%C.type.714)]
// CHECK:STDOUT:   %C: @Inner.%C.type (%C.type.714) = struct_value () [symbolic = %C (constants.%C.e62)]
// CHECK:STDOUT:   %D.type: type = fn_type @D, @Inner(%T, %U.loc3_15.2) [symbolic = %D.type (constants.%D.type.102)]
// CHECK:STDOUT:   %D: @Inner.%D.type (%D.type.102) = struct_value () [symbolic = %D (constants.%D.d85)]
// CHECK:STDOUT:
// CHECK:STDOUT:   class {
// CHECK:STDOUT:     %A.decl: @Inner.%A.type (%A.type.8d7) = fn_decl @A [symbolic = @Inner.%A (constants.%A.d0e)] {
// CHECK:STDOUT:       %return.patt: @A.%Outer.loc4_22.1 (%Outer.9d6) = return_slot_pattern
// CHECK:STDOUT:       %return.param_patt: @A.%Outer.loc4_22.1 (%Outer.9d6) = out_param_pattern %return.patt, call_param0
// CHECK:STDOUT:     } {
// CHECK:STDOUT:       %Outer.ref: %Outer.type = name_ref Outer, file.%Outer.decl [concrete = constants.%Outer.generic]
// CHECK:STDOUT:       %T.ref: type = name_ref T, @Outer.%T.loc2_13.1 [symbolic = %T (constants.%T)]
// CHECK:STDOUT:       %Outer.loc4_22.2: type = class_type @Outer, @Outer(constants.%T) [symbolic = %Outer.loc4_22.1 (constants.%Outer.9d6)]
// CHECK:STDOUT:       %return.param: ref @A.%Outer.loc4_22.1 (%Outer.9d6) = out_param call_param0
// CHECK:STDOUT:       %return: ref @A.%Outer.loc4_22.1 (%Outer.9d6) = return_slot %return.param
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %B.decl: @Inner.%B.type (%B.type.880) = fn_decl @B [symbolic = @Inner.%B (constants.%B.c7b)] {
// CHECK:STDOUT:       %return.patt: @B.%Outer.loc7_22.1 (%Outer.99f) = return_slot_pattern
// CHECK:STDOUT:       %return.param_patt: @B.%Outer.loc7_22.1 (%Outer.99f) = out_param_pattern %return.patt, call_param0
// CHECK:STDOUT:     } {
// CHECK:STDOUT:       %Outer.ref: %Outer.type = name_ref Outer, file.%Outer.decl [concrete = constants.%Outer.generic]
// CHECK:STDOUT:       %U.ref: type = name_ref U, @Inner.%U.loc3_15.1 [symbolic = %U (constants.%U)]
// CHECK:STDOUT:       %Outer.loc7_22.2: type = class_type @Outer, @Outer(constants.%U) [symbolic = %Outer.loc7_22.1 (constants.%Outer.99f)]
// CHECK:STDOUT:       %return.param: ref @B.%Outer.loc7_22.1 (%Outer.99f) = out_param call_param0
// CHECK:STDOUT:       %return: ref @B.%Outer.loc7_22.1 (%Outer.99f) = return_slot %return.param
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %C.decl: @Inner.%C.type (%C.type.714) = fn_decl @C [symbolic = @Inner.%C (constants.%C.e62)] {
// CHECK:STDOUT:       %return.patt: @C.%Inner.loc10_22.1 (%Inner.13a) = return_slot_pattern
// CHECK:STDOUT:       %return.param_patt: @C.%Inner.loc10_22.1 (%Inner.13a) = out_param_pattern %return.patt, call_param0
// CHECK:STDOUT:     } {
// CHECK:STDOUT:       %.loc10: @C.%Inner.type (%Inner.type.eae) = specific_constant @Outer.%Inner.decl, @Outer(constants.%T) [symbolic = %Inner.generic (constants.%Inner.generic.137)]
// CHECK:STDOUT:       %Inner.ref: @C.%Inner.type (%Inner.type.eae) = name_ref Inner, %.loc10 [symbolic = %Inner.generic (constants.%Inner.generic.137)]
// CHECK:STDOUT:       %T.ref: type = name_ref T, @Outer.%T.loc2_13.1 [symbolic = %T (constants.%T)]
// CHECK:STDOUT:       %Inner.loc10_22.2: type = class_type @Inner, @Inner(constants.%T, constants.%T) [symbolic = %Inner.loc10_22.1 (constants.%Inner.13a)]
// CHECK:STDOUT:       %return.param: ref @C.%Inner.loc10_22.1 (%Inner.13a) = out_param call_param0
// CHECK:STDOUT:       %return: ref @C.%Inner.loc10_22.1 (%Inner.13a) = return_slot %return.param
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %D.decl: @Inner.%D.type (%D.type.102) = fn_decl @D [symbolic = @Inner.%D (constants.%D.d85)] {
// CHECK:STDOUT:       %return.patt: @D.%Inner.loc13_22.1 (%Inner.c71) = return_slot_pattern
// CHECK:STDOUT:       %return.param_patt: @D.%Inner.loc13_22.1 (%Inner.c71) = out_param_pattern %return.patt, call_param0
// CHECK:STDOUT:     } {
// CHECK:STDOUT:       %.loc13: @D.%Inner.type (%Inner.type.eae) = specific_constant @Outer.%Inner.decl, @Outer(constants.%T) [symbolic = %Inner.generic (constants.%Inner.generic.137)]
// CHECK:STDOUT:       %Inner.ref: @D.%Inner.type (%Inner.type.eae) = name_ref Inner, %.loc13 [symbolic = %Inner.generic (constants.%Inner.generic.137)]
// CHECK:STDOUT:       %U.ref: type = name_ref U, @Inner.%U.loc3_15.1 [symbolic = %U (constants.%U)]
// CHECK:STDOUT:       %Inner.loc13_22.2: type = class_type @Inner, @Inner(constants.%T, constants.%U) [symbolic = %Inner.loc13_22.1 (constants.%Inner.c71)]
// CHECK:STDOUT:       %return.param: ref @D.%Inner.loc13_22.1 (%Inner.c71) = out_param call_param0
// CHECK:STDOUT:       %return: ref @D.%Inner.loc13_22.1 (%Inner.c71) = return_slot %return.param
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %empty_struct_type: type = struct_type {} [concrete = constants.%empty_struct_type]
// CHECK:STDOUT:     %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete = constants.%complete_type]
// CHECK:STDOUT:     complete_type_witness = %complete_type
// CHECK:STDOUT:
// CHECK:STDOUT:   !members:
// CHECK:STDOUT:     .Self = constants.%Inner.c71
// CHECK:STDOUT:     .Outer = <poisoned>
// CHECK:STDOUT:     .T = <poisoned>
// CHECK:STDOUT:     .A = %A.decl
// CHECK:STDOUT:     .U = <poisoned>
// CHECK:STDOUT:     .B = %B.decl
// CHECK:STDOUT:     .Inner = <poisoned>
// CHECK:STDOUT:     .C = %C.decl
// CHECK:STDOUT:     .D = %D.decl
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic fn @A(@Outer.%T.loc2_13.1: type, @Inner.%U.loc3_15.1: type) {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
// CHECK:STDOUT:   %Outer.loc4_22.1: type = class_type @Outer, @Outer(%T) [symbolic = %Outer.loc4_22.1 (constants.%Outer.9d6)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %Outer.loc4_22.1 [symbolic = %require_complete (constants.%require_complete.127)]
// CHECK:STDOUT:   %Outer.val: @A.%Outer.loc4_22.1 (%Outer.9d6) = struct_value () [symbolic = %Outer.val (constants.%Outer.val.234)]
// CHECK:STDOUT:
// CHECK:STDOUT:   fn() -> %return.param_patt: @A.%Outer.loc4_22.1 (%Outer.9d6) {
// CHECK:STDOUT:   !entry:
// CHECK:STDOUT:     %.loc5_15.1: %empty_struct_type = struct_literal ()
// CHECK:STDOUT:     %.loc5_15.2: init @A.%Outer.loc4_22.1 (%Outer.9d6) = class_init (), %return [symbolic = %Outer.val (constants.%Outer.val.234)]
// CHECK:STDOUT:     %.loc5_16: init @A.%Outer.loc4_22.1 (%Outer.9d6) = converted %.loc5_15.1, %.loc5_15.2 [symbolic = %Outer.val (constants.%Outer.val.234)]
// CHECK:STDOUT:     return %.loc5_16 to %return
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic fn @B(@Outer.%T.loc2_13.1: type, @Inner.%U.loc3_15.1: type) {
// CHECK:STDOUT:   %U: type = bind_symbolic_name U, 1 [symbolic = %U (constants.%U)]
// CHECK:STDOUT:   %Outer.loc7_22.1: type = class_type @Outer, @Outer(%U) [symbolic = %Outer.loc7_22.1 (constants.%Outer.99f)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %Outer.loc7_22.1 [symbolic = %require_complete (constants.%require_complete.964)]
// CHECK:STDOUT:   %Outer.val: @B.%Outer.loc7_22.1 (%Outer.99f) = struct_value () [symbolic = %Outer.val (constants.%Outer.val.a2f)]
// CHECK:STDOUT:
// CHECK:STDOUT:   fn() -> %return.param_patt: @B.%Outer.loc7_22.1 (%Outer.99f) {
// CHECK:STDOUT:   !entry:
// CHECK:STDOUT:     %.loc8_15.1: %empty_struct_type = struct_literal ()
// CHECK:STDOUT:     %.loc8_15.2: init @B.%Outer.loc7_22.1 (%Outer.99f) = class_init (), %return [symbolic = %Outer.val (constants.%Outer.val.a2f)]
// CHECK:STDOUT:     %.loc8_16: init @B.%Outer.loc7_22.1 (%Outer.99f) = converted %.loc8_15.1, %.loc8_15.2 [symbolic = %Outer.val (constants.%Outer.val.a2f)]
// CHECK:STDOUT:     return %.loc8_16 to %return
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic fn @C(@Outer.%T.loc2_13.1: type, @Inner.%U.loc3_15.1: type) {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
// CHECK:STDOUT:   %Inner.type: type = generic_class_type @Inner, @Outer(%T) [symbolic = %Inner.type (constants.%Inner.type.eae)]
// CHECK:STDOUT:   %Inner.generic: @C.%Inner.type (%Inner.type.eae) = struct_value () [symbolic = %Inner.generic (constants.%Inner.generic.137)]
// CHECK:STDOUT:   %Inner.loc10_22.1: type = class_type @Inner, @Inner(%T, %T) [symbolic = %Inner.loc10_22.1 (constants.%Inner.13a)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %Inner.loc10_22.1 [symbolic = %require_complete (constants.%require_complete.7b1)]
// CHECK:STDOUT:   %Inner.val: @C.%Inner.loc10_22.1 (%Inner.13a) = struct_value () [symbolic = %Inner.val (constants.%Inner.val.69d)]
// CHECK:STDOUT:
// CHECK:STDOUT:   fn() -> %return.param_patt: @C.%Inner.loc10_22.1 (%Inner.13a) {
// CHECK:STDOUT:   !entry:
// CHECK:STDOUT:     %.loc11_15.1: %empty_struct_type = struct_literal ()
// CHECK:STDOUT:     %.loc11_15.2: init @C.%Inner.loc10_22.1 (%Inner.13a) = class_init (), %return [symbolic = %Inner.val (constants.%Inner.val.69d)]
// CHECK:STDOUT:     %.loc11_16: init @C.%Inner.loc10_22.1 (%Inner.13a) = converted %.loc11_15.1, %.loc11_15.2 [symbolic = %Inner.val (constants.%Inner.val.69d)]
// CHECK:STDOUT:     return %.loc11_16 to %return
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic fn @D(@Outer.%T.loc2_13.1: type, @Inner.%U.loc3_15.1: type) {
// CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
// CHECK:STDOUT:   %Inner.type: type = generic_class_type @Inner, @Outer(%T) [symbolic = %Inner.type (constants.%Inner.type.eae)]
// CHECK:STDOUT:   %Inner.generic: @D.%Inner.type (%Inner.type.eae) = struct_value () [symbolic = %Inner.generic (constants.%Inner.generic.137)]
// CHECK:STDOUT:   %U: type = bind_symbolic_name U, 1 [symbolic = %U (constants.%U)]
// CHECK:STDOUT:   %Inner.loc13_22.1: type = class_type @Inner, @Inner(%T, %U) [symbolic = %Inner.loc13_22.1 (constants.%Inner.c71)]
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %Inner.loc13_22.1 [symbolic = %require_complete (constants.%require_complete.e7e)]
// CHECK:STDOUT:   %Inner.val: @D.%Inner.loc13_22.1 (%Inner.c71) = struct_value () [symbolic = %Inner.val (constants.%Inner.val.dfa)]
// CHECK:STDOUT:
// CHECK:STDOUT:   fn() -> %return.param_patt: @D.%Inner.loc13_22.1 (%Inner.c71) {
// CHECK:STDOUT:   !entry:
// CHECK:STDOUT:     %.loc14_15.1: %empty_struct_type = struct_literal ()
// CHECK:STDOUT:     %.loc14_15.2: init @D.%Inner.loc13_22.1 (%Inner.c71) = class_init (), %return [symbolic = %Inner.val (constants.%Inner.val.dfa)]
// CHECK:STDOUT:     %.loc14_16: init @D.%Inner.loc13_22.1 (%Inner.c71) = converted %.loc14_15.1, %.loc14_15.2 [symbolic = %Inner.val (constants.%Inner.val.dfa)]
// CHECK:STDOUT:     return %.loc14_16 to %return
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Outer(constants.%T) {
// CHECK:STDOUT:   %T.loc2_13.2 => constants.%T
// CHECK:STDOUT:   %T.patt.loc2_13.2 => constants.%T.patt
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %Inner.type => constants.%Inner.type.eae
// CHECK:STDOUT:   %Inner.generic => constants.%Inner.generic.137
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Inner(constants.%T, constants.%U) {
// CHECK:STDOUT:   %U.loc3_15.2 => constants.%U
// CHECK:STDOUT:   %U.patt.loc3_15.2 => constants.%U.patt
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %T => constants.%T
// CHECK:STDOUT:   %A.type => constants.%A.type.8d7
// CHECK:STDOUT:   %A => constants.%A.d0e
// CHECK:STDOUT:   %B.type => constants.%B.type.880
// CHECK:STDOUT:   %B => constants.%B.c7b
// CHECK:STDOUT:   %C.type => constants.%C.type.714
// CHECK:STDOUT:   %C => constants.%C.e62
// CHECK:STDOUT:   %D.type => constants.%D.type.102
// CHECK:STDOUT:   %D => constants.%D.d85
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @A(constants.%T, constants.%U) {
// CHECK:STDOUT:   %T => constants.%T
// CHECK:STDOUT:   %Outer.loc4_22.1 => constants.%Outer.9d6
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Outer(@A.%T) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Outer(constants.%U) {
// CHECK:STDOUT:   %T.loc2_13.2 => constants.%U
// CHECK:STDOUT:   %T.patt.loc2_13.2 => constants.%T.patt
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %Inner.type => constants.%Inner.type.a71
// CHECK:STDOUT:   %Inner.generic => constants.%Inner.generic.e3b
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @B(constants.%T, constants.%U) {
// CHECK:STDOUT:   %U => constants.%U
// CHECK:STDOUT:   %Outer.loc7_22.1 => constants.%Outer.99f
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Outer(@B.%U) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Inner(constants.%T, constants.%T) {
// CHECK:STDOUT:   %U.loc3_15.2 => constants.%T
// CHECK:STDOUT:   %U.patt.loc3_15.2 => constants.%U.patt
// CHECK:STDOUT:
// CHECK:STDOUT: !definition:
// CHECK:STDOUT:   %T => constants.%T
// CHECK:STDOUT:   %A.type => constants.%A.type.5c8
// CHECK:STDOUT:   %A => constants.%A.7e2
// CHECK:STDOUT:   %B.type => constants.%B.type.ec0
// CHECK:STDOUT:   %B => constants.%B.051
// CHECK:STDOUT:   %C.type => constants.%C.type.1cf
// CHECK:STDOUT:   %C => constants.%C.cf5
// CHECK:STDOUT:   %D.type => constants.%D.type.7bc
// CHECK:STDOUT:   %D => constants.%D.aa3
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @C(constants.%T, constants.%U) {
// CHECK:STDOUT:   %T => constants.%T
// CHECK:STDOUT:   %Inner.type => constants.%Inner.type.eae
// CHECK:STDOUT:   %Inner.generic => constants.%Inner.generic.137
// CHECK:STDOUT:   %Inner.loc10_22.1 => constants.%Inner.13a
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Outer(@C.%T) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Inner(@C.%T, @C.%T) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @D(constants.%T, constants.%U) {
// CHECK:STDOUT:   %T => constants.%T
// CHECK:STDOUT:   %Inner.type => constants.%Inner.type.eae
// CHECK:STDOUT:   %Inner.generic => constants.%Inner.generic.137
// CHECK:STDOUT:   %U => constants.%U
// CHECK:STDOUT:   %Inner.loc13_22.1 => constants.%Inner.c71
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Outer(@D.%T) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Inner(@D.%T, @D.%U) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Inner(%T, %U.loc3_15.2) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @Outer(%T.loc2_13.2) {}
// CHECK:STDOUT: