Files
carbon-lang/toolchain/check/testdata/pointer/fail_deref_not_pointer.carbon
T
David BlaikieandJon Ross-Perkins e6c1f0630a Add a newline after diagnostic output when testing (#4818)
This removes some churn when adding new diagnostic cases to test files
(where previous to this change the newly added newline would cause the
previous diagnostic CHECKs to be updated including changes to the line
number because the CHECK for the blank line meant an extra line between
CHECK and source line).

A few alternatives discussed here:
https://discord.com/channels/655572317891461132/655578254970716160/1329573358475673723

---------

Co-authored-by: Jon Ross-Perkins <jperkins@google.com>
2025-01-16 23:23:57 +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_deref_not_pointer.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/pointer/fail_deref_not_pointer.carbon
fn Deref(n: i32) {
// CHECK:STDERR: fail_deref_not_pointer.carbon:[[@LINE+4]]:3: error: cannot dereference operand of non-pointer type `i32` [DerefOfNonPointer]
// CHECK:STDERR: *n;
// CHECK:STDERR: ^
// CHECK:STDERR:
*n;
// CHECK:STDERR: fail_deref_not_pointer.carbon:[[@LINE+4]]:4: error: cannot apply `->` operator to non-pointer type `i32` [ArrowOperatorOfNonPointer]
// CHECK:STDERR: n->foo;
// CHECK:STDERR: ^~
// CHECK:STDERR:
n->foo;
// CHECK:STDERR: fail_deref_not_pointer.carbon:[[@LINE+4]]:3: error: cannot dereference operand of non-pointer type `()` [DerefOfNonPointer]
// CHECK:STDERR: *();
// CHECK:STDERR: ^
// CHECK:STDERR:
*();
// CHECK:STDERR: fail_deref_not_pointer.carbon:[[@LINE+4]]:5: error: cannot apply `->` operator to non-pointer type `()` [ArrowOperatorOfNonPointer]
// CHECK:STDERR: ()->foo;
// CHECK:STDERR: ^~
// CHECK:STDERR:
()->foo;
// CHECK:STDERR: fail_deref_not_pointer.carbon:[[@LINE+4]]:3: error: cannot dereference operand of non-pointer type `{}` [DerefOfNonPointer]
// CHECK:STDERR: *{};
// CHECK:STDERR: ^
// CHECK:STDERR:
*{};
// CHECK:STDERR: fail_deref_not_pointer.carbon:[[@LINE+4]]:5: error: cannot apply `->` operator to non-pointer type `{}` [ArrowOperatorOfNonPointer]
// CHECK:STDERR: {}->foo;
// CHECK:STDERR: ^~
// CHECK:STDERR:
{}->foo;
}
// CHECK:STDOUT: --- fail_deref_not_pointer.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template]
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [template]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [template]
// CHECK:STDOUT: %Deref.type: type = fn_type @Deref [template]
// CHECK:STDOUT: %Deref: %Deref.type = struct_value () [template]
// CHECK:STDOUT: %empty_tuple: %empty_tuple.type = tuple_value () [template]
// CHECK:STDOUT: %empty_struct_type: type = struct_type {} [template]
// CHECK:STDOUT: %empty_struct: %empty_struct_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.485
// 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: .Deref = %Deref.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.import = import Core
// CHECK:STDOUT: %Deref.decl: %Deref.type = fn_decl @Deref [template = constants.%Deref] {
// CHECK:STDOUT: %n.patt: %i32 = binding_pattern n
// CHECK:STDOUT: %n.param_patt: %i32 = value_param_pattern %n.patt, runtime_param0
// CHECK:STDOUT: } {
// CHECK:STDOUT: %n.param: %i32 = value_param runtime_param0
// CHECK:STDOUT: %.loc11: 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: %n: %i32 = bind_name n, %n.param
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Deref(%n.param_patt: %i32) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %n.ref.loc16: %i32 = name_ref n, %n
// CHECK:STDOUT: %.loc16: ref <error> = deref %n.ref.loc16
// CHECK:STDOUT: %n.ref.loc21: %i32 = name_ref n, %n
// CHECK:STDOUT: %.loc21: ref <error> = deref %n.ref.loc21
// CHECK:STDOUT: %foo.ref.loc21: <error> = name_ref foo, <error> [template = <error>]
// CHECK:STDOUT: %.loc26_5.1: %empty_tuple.type = tuple_literal ()
// CHECK:STDOUT: %empty_tuple.loc26: %empty_tuple.type = tuple_value () [template = constants.%empty_tuple]
// CHECK:STDOUT: %.loc26_5.2: %empty_tuple.type = converted %.loc26_5.1, %empty_tuple.loc26 [template = constants.%empty_tuple]
// CHECK:STDOUT: %.loc26_3: ref <error> = deref %.loc26_5.2
// CHECK:STDOUT: %.loc31_4.1: %empty_tuple.type = tuple_literal ()
// CHECK:STDOUT: %empty_tuple.loc31: %empty_tuple.type = tuple_value () [template = constants.%empty_tuple]
// CHECK:STDOUT: %.loc31_4.2: %empty_tuple.type = converted %.loc31_4.1, %empty_tuple.loc31 [template = constants.%empty_tuple]
// CHECK:STDOUT: %.loc31_5: ref <error> = deref %.loc31_4.2
// CHECK:STDOUT: %foo.ref.loc31: <error> = name_ref foo, <error> [template = <error>]
// CHECK:STDOUT: %.loc36_5.1: %empty_struct_type = struct_literal ()
// CHECK:STDOUT: %empty_struct.loc36: %empty_struct_type = struct_value () [template = constants.%empty_struct]
// CHECK:STDOUT: %.loc36_5.2: %empty_struct_type = converted %.loc36_5.1, %empty_struct.loc36 [template = constants.%empty_struct]
// CHECK:STDOUT: %.loc36_3: ref <error> = deref %.loc36_5.2
// CHECK:STDOUT: %.loc41_4.1: %empty_struct_type = struct_literal ()
// CHECK:STDOUT: %empty_struct.loc41: %empty_struct_type = struct_value () [template = constants.%empty_struct]
// CHECK:STDOUT: %.loc41_4.2: %empty_struct_type = converted %.loc41_4.1, %empty_struct.loc41 [template = constants.%empty_struct]
// CHECK:STDOUT: %.loc41_5: ref <error> = deref %.loc41_4.2
// CHECK:STDOUT: %foo.ref.loc41: <error> = name_ref foo, <error> [template = <error>]
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT: