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

var a: [i32; 1] = (12,);
// CHECK:STDERR: fail_array_non_int_indexing.carbon:[[@LINE+7]]:16: error: cannot implicitly convert from `f64` to `i32` [ImplicitAsConversionFailure]
// CHECK:STDERR: var b: i32 = a[2.6];
// CHECK:STDERR:                ^~~
// CHECK:STDERR: fail_array_non_int_indexing.carbon:[[@LINE+4]]:16: note: type `f64` does not implement interface `Core.ImplicitAs(i32)` [MissingImplInMemberAccessNote]
// CHECK:STDERR: var b: i32 = a[2.6];
// CHECK:STDERR:                ^~~
// CHECK:STDERR:
var b: i32 = a[2.6];

// CHECK:STDOUT: --- fail_array_non_int_indexing.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [template]
// CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [template]
// CHECK:STDOUT:   %int_1: Core.IntLiteral = int_value 1 [template]
// CHECK:STDOUT:   %array_type: type = array_type %int_1, %i32 [template]
// CHECK:STDOUT:   %int_12.6a3: Core.IntLiteral = int_value 12 [template]
// CHECK:STDOUT:   %tuple.type: type = tuple_type (Core.IntLiteral) [template]
// CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [template]
// CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [template]
// CHECK:STDOUT:   %Convert.type.1b6: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
// CHECK:STDOUT:   %impl_witness.d39: <witness> = impl_witness (imports.%Core.import_ref.a5b), @impl.1(%int_32) [template]
// CHECK:STDOUT:   %Convert.type.035: type = fn_type @Convert.2, @impl.1(%int_32) [template]
// CHECK:STDOUT:   %Convert.956: %Convert.type.035 = struct_value () [template]
// CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, %impl_witness.d39 [template]
// CHECK:STDOUT:   %.a0b: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet [template]
// CHECK:STDOUT:   %Convert.bound: <bound method> = bound_method %int_12.6a3, %Convert.956 [template]
// CHECK:STDOUT:   %Convert.specific_fn: <specific function> = specific_function %Convert.bound, @Convert.2(%int_32) [template]
// CHECK:STDOUT:   %int_12.1e1: %i32 = int_value 12 [template]
// CHECK:STDOUT:   %array: %array_type = tuple_value (%int_12.1e1) [template]
// CHECK:STDOUT:   %float: f64 = float_literal 2.6000000000000001 [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
// 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 [template] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .a = %a
// CHECK:STDOUT:     .b = %b
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   name_binding_decl {
// CHECK:STDOUT:     %a.patt: %array_type = binding_pattern a
// CHECK:STDOUT:     %.loc11_1: %array_type = var_pattern %a.patt
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a.var: ref %array_type = var a
// CHECK:STDOUT:   %.loc11_15: type = splice_block %array_type [template = constants.%array_type] {
// CHECK:STDOUT:     %int_32.loc11: Core.IntLiteral = int_value 32 [template = constants.%int_32]
// CHECK:STDOUT:     %i32.loc11: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
// CHECK:STDOUT:     %int_1: Core.IntLiteral = int_value 1 [template = constants.%int_1]
// CHECK:STDOUT:     %array_type: type = array_type %int_1, %i32 [template = constants.%array_type]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %a: ref %array_type = bind_name a, %a.var
// CHECK:STDOUT:   name_binding_decl {
// CHECK:STDOUT:     %b.patt: %i32 = binding_pattern b
// CHECK:STDOUT:     %.loc19_1: %i32 = var_pattern %b.patt
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %b.var: ref %i32 = var b
// CHECK:STDOUT:   %.loc19_8: type = splice_block %i32.loc19 [template = constants.%i32] {
// CHECK:STDOUT:     %int_32.loc19: Core.IntLiteral = int_value 32 [template = constants.%int_32]
// CHECK:STDOUT:     %i32.loc19: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %b: ref %i32 = bind_name b, %b.var
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @__global_init() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %int_12: Core.IntLiteral = int_value 12 [template = constants.%int_12.6a3]
// CHECK:STDOUT:   %.loc11_23.1: %tuple.type = tuple_literal (%int_12)
// CHECK:STDOUT:   %impl.elem0: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [template = constants.%Convert.956]
// CHECK:STDOUT:   %bound_method: <bound method> = bound_method %int_12, %impl.elem0 [template = constants.%Convert.bound]
// CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %bound_method, @Convert.2(constants.%int_32) [template = constants.%Convert.specific_fn]
// CHECK:STDOUT:   %int.convert_checked: init %i32 = call %specific_fn(%int_12) [template = constants.%int_12.1e1]
// CHECK:STDOUT:   %.loc11_23.2: init %i32 = converted %int_12, %int.convert_checked [template = constants.%int_12.1e1]
// CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [template = constants.%int_0]
// CHECK:STDOUT:   %.loc11_23.3: ref %i32 = array_index file.%a.var, %int_0
// CHECK:STDOUT:   %.loc11_23.4: init %i32 = initialize_from %.loc11_23.2 to %.loc11_23.3 [template = constants.%int_12.1e1]
// CHECK:STDOUT:   %.loc11_23.5: init %array_type = array_init (%.loc11_23.4) to file.%a.var [template = constants.%array]
// CHECK:STDOUT:   %.loc11_1: init %array_type = converted %.loc11_23.1, %.loc11_23.5 [template = constants.%array]
// CHECK:STDOUT:   assign file.%a.var, %.loc11_1
// CHECK:STDOUT:   %a.ref: ref %array_type = name_ref a, file.%a
// CHECK:STDOUT:   %float: f64 = float_literal 2.6000000000000001 [template = constants.%float]
// 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:   %.loc19_16: %i32 = converted %float, <error> [template = <error>]
// CHECK:STDOUT:   %.loc19_19.1: ref %i32 = array_index %a.ref, <error> [template = <error>]
// CHECK:STDOUT:   %.loc19_19.2: %i32 = bind_value %.loc19_19.1
// CHECK:STDOUT:   assign file.%b.var, %.loc19_19.2
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT: