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carbon-lang/toolchain/check/testdata/function/declaration/fail_modifiers.carbon
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Dana JansensandJon Ross-Perkins d17188208c Apply min-preludes to more tests (part 7) (#5704) 
This drops file_test runtime from about 3s to 2.5s on my machine, which
is now ~30% faster than before #5653 slowed things down by adding a lot
of stuff to the production prelude.

---------

Co-authored-by: Jon Ross-Perkins <jperkins@google.com>
2025-06-24 12:43:08 +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
//
// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/none.carbon
// TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
// EXTRA-ARGS: --dump-sem-ir-ranges=if-present
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/function/declaration/fail_modifiers.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/function/declaration/fail_modifiers.carbon
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+11]]:9: error: `protected` must appear before `default` [ModifierMustAppearBefore]
// CHECK:STDERR: default protected fn WrongOrder();
// CHECK:STDERR: ^~~~~~~~~
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+8]]:1: note: `default` previously appeared here [ModifierPrevious]
// CHECK:STDERR: default protected fn WrongOrder();
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+4]]:1: error: `default` not allowed; requires interface scope [ModifierRequiresInterface]
// CHECK:STDERR: default protected fn WrongOrder();
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
default protected fn WrongOrder();
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+11]]:9: error: `virtual` repeated on declaration [ModifierRepeated]
// CHECK:STDERR: virtual virtual fn DuplicateVirtual() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+8]]:1: note: `virtual` previously appeared here [ModifierPrevious]
// CHECK:STDERR: virtual virtual fn DuplicateVirtual() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+4]]:1: error: `virtual` not allowed; requires class scope [ModifierRequiresClass]
// CHECK:STDERR: virtual virtual fn DuplicateVirtual() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
virtual virtual fn DuplicateVirtual() {}
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+7]]:9: error: `protected` not allowed on declaration with `private` [ModifierNotAllowedWith]
// CHECK:STDERR: private protected fn TwoAccess();
// CHECK:STDERR: ^~~~~~~~~
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+4]]:1: note: `private` previously appeared here [ModifierPrevious]
// CHECK:STDERR: private protected fn TwoAccess();
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
private protected fn TwoAccess();
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+11]]:10: error: `virtual` not allowed on declaration with `abstract` [ModifierNotAllowedWith]
// CHECK:STDERR: abstract virtual fn ModifiersConflict() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+8]]:1: note: `abstract` previously appeared here [ModifierPrevious]
// CHECK:STDERR: abstract virtual fn ModifiersConflict() {}
// CHECK:STDERR: ^~~~~~~~
// CHECK:STDERR:
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+4]]:1: error: `abstract` not allowed; requires class scope [ModifierRequiresClass]
// CHECK:STDERR: abstract virtual fn ModifiersConflict() {}
// CHECK:STDERR: ^~~~~~~~
// CHECK:STDERR:
abstract virtual fn ModifiersConflict() {}
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+4]]:1: error: `base` not allowed on `fn` declaration [ModifierNotAllowedOnDeclaration]
// CHECK:STDERR: base fn InvalidModifier();
// CHECK:STDERR: ^~~~
// CHECK:STDERR:
base fn InvalidModifier();
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+18]]:9: error: `final` not allowed on declaration with `default` [ModifierNotAllowedWith]
// CHECK:STDERR: default final virtual fn ModifiersConflict2() {}
// CHECK:STDERR: ^~~~~
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+15]]:1: note: `default` previously appeared here [ModifierPrevious]
// CHECK:STDERR: default final virtual fn ModifiersConflict2() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+11]]:15: error: `virtual` not allowed on declaration with `default` [ModifierNotAllowedWith]
// CHECK:STDERR: default final virtual fn ModifiersConflict2() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+8]]:1: note: `default` previously appeared here [ModifierPrevious]
// CHECK:STDERR: default final virtual fn ModifiersConflict2() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+4]]:1: error: `default` not allowed; requires interface scope [ModifierRequiresInterface]
// CHECK:STDERR: default final virtual fn ModifiersConflict2() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR:
default final virtual fn ModifiersConflict2() {}
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+7]]:8: error: `private` must appear before `extern` [ModifierMustAppearBefore]
// CHECK:STDERR: extern private fn ExternOrderAndConflict() {}
// CHECK:STDERR: ^~~~~~~
// CHECK:STDERR: fail_modifiers.carbon:[[@LINE+4]]:1: note: `extern` previously appeared here [ModifierPrevious]
// CHECK:STDERR: extern private fn ExternOrderAndConflict() {}
// CHECK:STDERR: ^~~~~~
// CHECK:STDERR:
extern private fn ExternOrderAndConflict() {}
// CHECK:STDOUT: --- fail_modifiers.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %WrongOrder.type: type = fn_type @WrongOrder [concrete]
// CHECK:STDOUT: %WrongOrder: %WrongOrder.type = struct_value () [concrete]
// CHECK:STDOUT: %DuplicateVirtual.type: type = fn_type @DuplicateVirtual [concrete]
// CHECK:STDOUT: %DuplicateVirtual: %DuplicateVirtual.type = struct_value () [concrete]
// CHECK:STDOUT: %TwoAccess.type: type = fn_type @TwoAccess [concrete]
// CHECK:STDOUT: %TwoAccess: %TwoAccess.type = struct_value () [concrete]
// CHECK:STDOUT: %ModifiersConflict.type: type = fn_type @ModifiersConflict [concrete]
// CHECK:STDOUT: %ModifiersConflict: %ModifiersConflict.type = struct_value () [concrete]
// CHECK:STDOUT: %InvalidModifier.type: type = fn_type @InvalidModifier [concrete]
// CHECK:STDOUT: %InvalidModifier: %InvalidModifier.type = struct_value () [concrete]
// CHECK:STDOUT: %ModifiersConflict2.type: type = fn_type @ModifiersConflict2 [concrete]
// CHECK:STDOUT: %ModifiersConflict2: %ModifiersConflict2.type = struct_value () [concrete]
// CHECK:STDOUT: %ExternOrderAndConflict.type: type = fn_type @ExternOrderAndConflict [concrete]
// CHECK:STDOUT: %ExternOrderAndConflict: %ExternOrderAndConflict.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace [concrete] {
// CHECK:STDOUT: .WrongOrder = %WrongOrder.decl
// CHECK:STDOUT: .DuplicateVirtual = %DuplicateVirtual.decl
// CHECK:STDOUT: .TwoAccess [private] = %TwoAccess.decl
// CHECK:STDOUT: .ModifiersConflict = %ModifiersConflict.decl
// CHECK:STDOUT: .InvalidModifier = %InvalidModifier.decl
// CHECK:STDOUT: .ModifiersConflict2 = %ModifiersConflict2.decl
// CHECK:STDOUT: .ExternOrderAndConflict = %ExternOrderAndConflict.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %WrongOrder.decl: %WrongOrder.type = fn_decl @WrongOrder [concrete = constants.%WrongOrder] {} {}
// CHECK:STDOUT: %DuplicateVirtual.decl: %DuplicateVirtual.type = fn_decl @DuplicateVirtual [concrete = constants.%DuplicateVirtual] {} {}
// CHECK:STDOUT: %TwoAccess.decl: %TwoAccess.type = fn_decl @TwoAccess [concrete = constants.%TwoAccess] {} {}
// CHECK:STDOUT: %ModifiersConflict.decl: %ModifiersConflict.type = fn_decl @ModifiersConflict [concrete = constants.%ModifiersConflict] {} {}
// CHECK:STDOUT: %InvalidModifier.decl: %InvalidModifier.type = fn_decl @InvalidModifier [concrete = constants.%InvalidModifier] {} {}
// CHECK:STDOUT: %ModifiersConflict2.decl: %ModifiersConflict2.type = fn_decl @ModifiersConflict2 [concrete = constants.%ModifiersConflict2] {} {}
// CHECK:STDOUT: %ExternOrderAndConflict.decl: %ExternOrderAndConflict.type = fn_decl @ExternOrderAndConflict [concrete = constants.%ExternOrderAndConflict] {} {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @WrongOrder();
// CHECK:STDOUT:
// CHECK:STDOUT: fn @DuplicateVirtual() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @TwoAccess();
// CHECK:STDOUT:
// CHECK:STDOUT: fn @ModifiersConflict() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @InvalidModifier();
// CHECK:STDOUT:
// CHECK:STDOUT: fn @ModifiersConflict2() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: extern fn @ExternOrderAndConflict() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
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