carbon-lang/toolchain/check/testdata/where_expr/non_generic.carbon

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

interface I { let T:! type; }

// Ensure that we don't crash when checking this `where` in a non-generic context.
fn NotGenericF(U: I where .T == i32) {}

// CHECK:STDOUT: --- non_generic.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %I.type: type = facet_type <@I> [concrete]
// CHECK:STDOUT:   %Self: %I.type = bind_symbolic_name Self, 0 [symbolic]
// CHECK:STDOUT:   %I.assoc_type: type = assoc_entity_type @I [concrete]
// CHECK:STDOUT:   %assoc0: %I.assoc_type = assoc_entity element0, @I.%T [concrete]
// CHECK:STDOUT:   %.Self: %I.type = bind_symbolic_name .Self [symbolic_self]
// CHECK:STDOUT:   %.Self.as_type: type = facet_access_type %.Self [symbolic_self]
// CHECK:STDOUT:   %I.lookup_impl_witness: <witness> = lookup_impl_witness %.Self, @I [symbolic_self]
// CHECK:STDOUT:   %I.facet: %I.type = facet_value %.Self.as_type, (%I.lookup_impl_witness) [symbolic_self]
// CHECK:STDOUT:   %impl.elem0: type = impl_witness_access %I.lookup_impl_witness, element0 [symbolic_self]
// CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
// CHECK:STDOUT:   %Int.generic: %Int.type = struct_value () [concrete]
// CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT:   %I_where.type: type = facet_type <@I where TODO> [concrete]
// CHECK:STDOUT:   %pattern_type.f03: type = pattern_type %I_where.type [concrete]
// CHECK:STDOUT:   %NotGenericF.type: type = fn_type @NotGenericF [concrete]
// CHECK:STDOUT:   %NotGenericF: %NotGenericF.type = struct_value () [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:   %Core.Int: %Int.type = import_ref Core//prelude/types/int, Int, loaded [concrete = constants.%Int.generic]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .I = %I.decl
// CHECK:STDOUT:     .NotGenericF = %NotGenericF.decl
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   %I.decl: type = interface_decl @I [concrete = constants.%I.type] {} {}
// CHECK:STDOUT:   %NotGenericF.decl: %NotGenericF.type = fn_decl @NotGenericF [concrete = constants.%NotGenericF] {
// CHECK:STDOUT:     %U.patt: %pattern_type.f03 = binding_pattern U [concrete]
// CHECK:STDOUT:     %U.param_patt: %pattern_type.f03 = value_param_pattern %U.patt, call_param0 [concrete]
// CHECK:STDOUT:   } {
// CHECK:STDOUT:     %U.param: %I_where.type = value_param call_param0
// CHECK:STDOUT:     %.loc14_21.1: type = splice_block %.loc14_21.2 [concrete = constants.%I_where.type] {
// CHECK:STDOUT:       %I.ref: type = name_ref I, file.%I.decl [concrete = constants.%I.type]
// CHECK:STDOUT:       %.Self: %I.type = bind_symbolic_name .Self [symbolic_self = constants.%.Self]
// CHECK:STDOUT:       %.Self.ref: %I.type = name_ref .Self, %.Self [symbolic_self = constants.%.Self]
// CHECK:STDOUT:       %T.ref: %I.assoc_type = name_ref T, @T.%assoc0 [concrete = constants.%assoc0]
// CHECK:STDOUT:       %.Self.as_type: type = facet_access_type %.Self.ref [symbolic_self = constants.%.Self.as_type]
// CHECK:STDOUT:       %.loc14_27: type = converted %.Self.ref, %.Self.as_type [symbolic_self = constants.%.Self.as_type]
// CHECK:STDOUT:       %impl.elem0: type = impl_witness_access constants.%I.lookup_impl_witness, element0 [symbolic_self = constants.%impl.elem0]
// 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:       %.loc14_21.2: type = where_expr %.Self [concrete = constants.%I_where.type] {
// CHECK:STDOUT:         requirement_equivalent %impl.elem0, %i32
// CHECK:STDOUT:       }
// CHECK:STDOUT:     }
// CHECK:STDOUT:     %U: %I_where.type = bind_name U, %U.param
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: interface @I {
// CHECK:STDOUT:   %Self: %I.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self]
// CHECK:STDOUT:   %T: type = assoc_const_decl @T [concrete] {
// CHECK:STDOUT:     %assoc0: %I.assoc_type = assoc_entity element0, @I.%T [concrete = constants.%assoc0]
// CHECK:STDOUT:   }
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT:   .Self = %Self
// CHECK:STDOUT:   .T = @T.%assoc0
// CHECK:STDOUT:   witness = (%T)
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic assoc_const @T(@I.%Self: %I.type) {
// CHECK:STDOUT:   assoc_const T:! type;
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @NotGenericF(%U.param: %I_where.type) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @T(constants.%Self) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @T(constants.%I.facet) {}
// CHECK:STDOUT: