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carbon-lang/toolchain/check/testdata/pointer/fail_address_of_value.carbon
T
Richard SmithandDana Jansens 19182f08aa Compute a fingerprint for constants and import_ref instructions. (#4763) 
Use it in the instruction namer to make instruction names more stable
across unrelated changes to the toolchain or the prelude.

---------

Co-authored-by: Dana Jansens <danakj@orodu.net>
2025-01-07 20:41:44 +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
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/pointer/fail_address_of_value.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/pointer/fail_address_of_value.carbon
fn G() -> i32;
fn H() -> {.a: i32};
fn AddressOfLiteral() {
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &0;
// CHECK:STDERR: ^
// CHECK:STDERR:
&0;
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &true;
// CHECK:STDERR: ^
// CHECK:STDERR:
&true;
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &1.0;
// CHECK:STDERR: ^
// CHECK:STDERR:
&1.0;
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &"Hello";
// CHECK:STDERR: ^
// CHECK:STDERR:
&"Hello";
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &(1, 2);
// CHECK:STDERR: ^
// CHECK:STDERR:
&(1, 2);
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &{.a = 5};
// CHECK:STDERR: ^
// CHECK:STDERR:
&{.a = 5};
}
fn AddressOfOperator() {
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &(true and false);
// CHECK:STDERR: ^
// CHECK:STDERR:
&(true and false);
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of a temporary object [AddrOfEphemeralRef]
// CHECK:STDERR: &H().a;
// CHECK:STDERR: ^
// CHECK:STDERR:
&H().a;
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &(not true);
// CHECK:STDERR: ^
// CHECK:STDERR:
&(not true);
}
fn AddressOfCall() {
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &G();
// CHECK:STDERR: ^
// CHECK:STDERR:
&G();
}
fn AddressOfType() {
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &i32;
// CHECK:STDERR: ^
// CHECK:STDERR:
&i32;
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &(const i32*);
// CHECK:STDERR: ^
// CHECK:STDERR:
&(const i32*);
}
fn AddressOfTupleElementValue() {
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+4]]:3: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: &((1, 2).0);
// CHECK:STDERR: ^
// CHECK:STDERR:
&((1, 2).0);
}
fn AddressOfParam(param: i32) {
// CHECK:STDERR: fail_address_of_value.carbon:[[@LINE+3]]:26: error: cannot take the address of non-reference expression [AddrOfNonRef]
// CHECK:STDERR: var param_addr: i32* = &param;
// CHECK:STDERR: ^
var param_addr: i32* = &param;
}
// CHECK:STDOUT: --- fail_address_of_value.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: %G.type: type = fn_type @G [template]
// CHECK:STDOUT: %G: %G.type = struct_value () [template]
// CHECK:STDOUT: %struct_type.a.7cc: type = struct_type {.a: %i32} [template]
// CHECK:STDOUT: %H.type: type = fn_type @H [template]
// CHECK:STDOUT: %H: %H.type = struct_value () [template]
// CHECK:STDOUT: %AddressOfLiteral.type: type = fn_type @AddressOfLiteral [template]
// CHECK:STDOUT: %AddressOfLiteral: %AddressOfLiteral.type = struct_value () [template]
// CHECK:STDOUT: %int_0: Core.IntLiteral = int_value 0 [template]
// CHECK:STDOUT: %ptr.1d1: type = ptr_type Core.IntLiteral [template]
// CHECK:STDOUT: %true: bool = bool_literal true [template]
// CHECK:STDOUT: %ptr.bb2: type = ptr_type bool [template]
// CHECK:STDOUT: %float: f64 = float_literal 1 [template]
// CHECK:STDOUT: %ptr.ef1: type = ptr_type f64 [template]
// CHECK:STDOUT: %ptr.a45: type = ptr_type String [template]
// CHECK:STDOUT: %str: String = string_literal "Hello" [template]
// CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [template]
// CHECK:STDOUT: %int_2: Core.IntLiteral = int_value 2 [template]
// CHECK:STDOUT: %tuple.type: type = tuple_type (Core.IntLiteral, Core.IntLiteral) [template]
// CHECK:STDOUT: %ptr.b50: type = ptr_type %tuple.type [template]
// CHECK:STDOUT: %int_5: Core.IntLiteral = int_value 5 [template]
// CHECK:STDOUT: %struct_type.a.a6c: type = struct_type {.a: Core.IntLiteral} [template]
// CHECK:STDOUT: %ptr.4e0: type = ptr_type %struct_type.a.a6c [template]
// CHECK:STDOUT: %AddressOfOperator.type: type = fn_type @AddressOfOperator [template]
// CHECK:STDOUT: %AddressOfOperator: %AddressOfOperator.type = struct_value () [template]
// CHECK:STDOUT: %false: bool = bool_literal false [template]
// CHECK:STDOUT: %ptr.dc3: type = ptr_type %i32 [template]
// CHECK:STDOUT: %AddressOfCall.type: type = fn_type @AddressOfCall [template]
// CHECK:STDOUT: %AddressOfCall: %AddressOfCall.type = struct_value () [template]
// CHECK:STDOUT: %AddressOfType.type: type = fn_type @AddressOfType [template]
// CHECK:STDOUT: %AddressOfType: %AddressOfType.type = struct_value () [template]
// CHECK:STDOUT: %ptr.db7: type = ptr_type type [template]
// CHECK:STDOUT: %const: type = const_type %i32 [template]
// CHECK:STDOUT: %ptr.719: type = ptr_type %const [template]
// CHECK:STDOUT: %AddressOfTupleElementValue.type: type = fn_type @AddressOfTupleElementValue [template]
// CHECK:STDOUT: %AddressOfTupleElementValue: %AddressOfTupleElementValue.type = struct_value () [template]
// CHECK:STDOUT: %tuple: %tuple.type = tuple_value (%int_1, %int_2) [template]
// CHECK:STDOUT: %AddressOfParam.type: type = fn_type @AddressOfParam [template]
// CHECK:STDOUT: %AddressOfParam: %AddressOfParam.type = struct_value () [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
// CHECK:STDOUT: .Int = %import_ref.187
// 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: .G = %G.decl
// CHECK:STDOUT: .H = %H.decl
// CHECK:STDOUT: .AddressOfLiteral = %AddressOfLiteral.decl
// CHECK:STDOUT: .AddressOfOperator = %AddressOfOperator.decl
// CHECK:STDOUT: .AddressOfCall = %AddressOfCall.decl
// CHECK:STDOUT: .AddressOfType = %AddressOfType.decl
// CHECK:STDOUT: .AddressOfTupleElementValue = %AddressOfTupleElementValue.decl
// CHECK:STDOUT: .AddressOfParam = %AddressOfParam.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.import = import Core
// CHECK:STDOUT: %G.decl: %G.type = fn_decl @G [template = constants.%G] {
// CHECK:STDOUT: %return.patt: %i32 = return_slot_pattern
// CHECK:STDOUT: %return.param_patt: %i32 = out_param_pattern %return.patt, runtime_param0
// CHECK:STDOUT: } {
// 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: %return.param: ref %i32 = out_param runtime_param0
// CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
// CHECK:STDOUT: }
// CHECK:STDOUT: %H.decl: %H.type = fn_decl @H [template = constants.%H] {
// CHECK:STDOUT: %return.patt: %struct_type.a.7cc = return_slot_pattern
// CHECK:STDOUT: %return.param_patt: %struct_type.a.7cc = out_param_pattern %return.patt, runtime_param0
// CHECK:STDOUT: } {
// 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: %struct_type.a: type = struct_type {.a: %i32} [template = constants.%struct_type.a.7cc]
// CHECK:STDOUT: %return.param: ref %struct_type.a.7cc = out_param runtime_param0
// CHECK:STDOUT: %return: ref %struct_type.a.7cc = return_slot %return.param
// CHECK:STDOUT: }
// CHECK:STDOUT: %AddressOfLiteral.decl: %AddressOfLiteral.type = fn_decl @AddressOfLiteral [template = constants.%AddressOfLiteral] {} {}
// CHECK:STDOUT: %AddressOfOperator.decl: %AddressOfOperator.type = fn_decl @AddressOfOperator [template = constants.%AddressOfOperator] {} {}
// CHECK:STDOUT: %AddressOfCall.decl: %AddressOfCall.type = fn_decl @AddressOfCall [template = constants.%AddressOfCall] {} {}
// CHECK:STDOUT: %AddressOfType.decl: %AddressOfType.type = fn_decl @AddressOfType [template = constants.%AddressOfType] {} {}
// CHECK:STDOUT: %AddressOfTupleElementValue.decl: %AddressOfTupleElementValue.type = fn_decl @AddressOfTupleElementValue [template = constants.%AddressOfTupleElementValue] {} {}
// CHECK:STDOUT: %AddressOfParam.decl: %AddressOfParam.type = fn_decl @AddressOfParam [template = constants.%AddressOfParam] {
// CHECK:STDOUT: %param.patt: %i32 = binding_pattern param
// CHECK:STDOUT: %param.param_patt: %i32 = value_param_pattern %param.patt, runtime_param0
// CHECK:STDOUT: } {
// CHECK:STDOUT: %param.param: %i32 = value_param runtime_param0
// CHECK:STDOUT: %.loc95: type = splice_block %i32 [template = constants.%i32] {
// 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: }
// CHECK:STDOUT: %param: %i32 = bind_name param, %param.param
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @G() -> %i32;
// CHECK:STDOUT:
// CHECK:STDOUT: fn @H() -> %struct_type.a.7cc;
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AddressOfLiteral() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %int_0: Core.IntLiteral = int_value 0 [template = constants.%int_0]
// CHECK:STDOUT: %addr.loc20: %ptr.1d1 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %true: bool = bool_literal true [template = constants.%true]
// CHECK:STDOUT: %addr.loc25: %ptr.bb2 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %float: f64 = float_literal 1 [template = constants.%float]
// CHECK:STDOUT: %addr.loc30: %ptr.ef1 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %str: String = string_literal "Hello" [template = constants.%str]
// CHECK:STDOUT: %addr.loc35: %ptr.a45 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [template = constants.%int_1]
// CHECK:STDOUT: %int_2: Core.IntLiteral = int_value 2 [template = constants.%int_2]
// CHECK:STDOUT: %.loc40: %tuple.type = tuple_literal (%int_1, %int_2)
// CHECK:STDOUT: %addr.loc40: %ptr.b50 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %int_5: Core.IntLiteral = int_value 5 [template = constants.%int_5]
// CHECK:STDOUT: %.loc45: %struct_type.a.a6c = struct_literal (%int_5)
// CHECK:STDOUT: %addr.loc45: %ptr.4e0 = addr_of <error> [template = <error>]
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AddressOfOperator() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %true.loc53: bool = bool_literal true [template = constants.%true]
// CHECK:STDOUT: %false.loc53_10: bool = bool_literal false [template = constants.%false]
// CHECK:STDOUT: if %true.loc53 br !and.rhs else br !and.result(%false.loc53_10)
// CHECK:STDOUT:
// CHECK:STDOUT: !and.rhs:
// CHECK:STDOUT: %false.loc53_14: bool = bool_literal false [template = constants.%false]
// CHECK:STDOUT: br !and.result(%false.loc53_14)
// CHECK:STDOUT:
// CHECK:STDOUT: !and.result:
// CHECK:STDOUT: %.loc53: bool = block_arg !and.result [template = constants.%false]
// CHECK:STDOUT: %addr.loc53: %ptr.bb2 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %H.ref: %H.type = name_ref H, file.%H.decl [template = constants.%H]
// CHECK:STDOUT: %H.call: init %struct_type.a.7cc = call %H.ref()
// CHECK:STDOUT: %.loc58_6.1: ref %struct_type.a.7cc = temporary_storage
// CHECK:STDOUT: %.loc58_6.2: ref %struct_type.a.7cc = temporary %.loc58_6.1, %H.call
// CHECK:STDOUT: %.loc58_7: ref %i32 = struct_access %.loc58_6.2, element0
// CHECK:STDOUT: %addr.loc58: %ptr.dc3 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %true.loc63: bool = bool_literal true [template = constants.%true]
// CHECK:STDOUT: %.loc63: bool = not %true.loc63 [template = constants.%false]
// CHECK:STDOUT: %addr.loc63: %ptr.bb2 = addr_of <error> [template = <error>]
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AddressOfCall() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %G.ref: %G.type = name_ref G, file.%G.decl [template = constants.%G]
// CHECK:STDOUT: %G.call: init %i32 = call %G.ref()
// CHECK:STDOUT: %addr: %ptr.dc3 = addr_of <error> [template = <error>]
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AddressOfType() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %int_32.loc79: Core.IntLiteral = int_value 32 [template = constants.%int_32]
// CHECK:STDOUT: %i32.loc79: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
// CHECK:STDOUT: %addr.loc79: %ptr.db7 = addr_of <error> [template = <error>]
// CHECK:STDOUT: %int_32.loc84: Core.IntLiteral = int_value 32 [template = constants.%int_32]
// CHECK:STDOUT: %i32.loc84: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
// CHECK:STDOUT: %const: type = const_type %i32 [template = constants.%const]
// CHECK:STDOUT: %ptr: type = ptr_type %const [template = constants.%ptr.719]
// CHECK:STDOUT: %addr.loc84: %ptr.db7 = addr_of <error> [template = <error>]
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AddressOfTupleElementValue() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [template = constants.%int_1]
// CHECK:STDOUT: %int_2: Core.IntLiteral = int_value 2 [template = constants.%int_2]
// CHECK:STDOUT: %.loc92_10.1: %tuple.type = tuple_literal (%int_1, %int_2)
// CHECK:STDOUT: %int_0: Core.IntLiteral = int_value 0 [template = constants.%int_0]
// CHECK:STDOUT: %tuple: %tuple.type = tuple_value (%int_1, %int_2) [template = constants.%tuple]
// CHECK:STDOUT: %.loc92_10.2: %tuple.type = converted %.loc92_10.1, %tuple [template = constants.%tuple]
// CHECK:STDOUT: %tuple.elem0: Core.IntLiteral = tuple_access %.loc92_10.2, element0 [template = constants.%int_1]
// CHECK:STDOUT: %addr: %ptr.1d1 = addr_of <error> [template = <error>]
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AddressOfParam(%param.param_patt: %i32) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %param_addr.var: ref %ptr.dc3 = var param_addr
// CHECK:STDOUT: %param_addr: ref %ptr.dc3 = bind_name param_addr, %param_addr.var
// CHECK:STDOUT: %param.ref: %i32 = name_ref param, %param
// CHECK:STDOUT: %addr: %ptr.dc3 = addr_of <error> [template = <error>]
// CHECK:STDOUT: assign %param_addr.var, %addr
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
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