mirror of
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196 lines
7.2 KiB
Plaintext
196 lines
7.2 KiB
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// AUTOUPDATE
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// TIP: To test this file alone, run:
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// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/function/declaration/no_prelude/extern.carbon
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// TIP: To dump output, run:
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// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/function/declaration/no_prelude/extern.carbon
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// --- basic.carbon
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library "[[@TEST_NAME]]";
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extern fn F();
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// --- basic_use.carbon
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import library "basic";
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var x: () = F();
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// --- fail_redecl.carbon
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library "[[@TEST_NAME]]";
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extern fn F();
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// CHECK:STDERR: fail_redecl.carbon:[[@LINE+7]]:1: error: redeclaration of `fn F` is redundant [RedeclRedundant]
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// CHECK:STDERR: extern fn F();
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// CHECK:STDERR: ^~~~~~~~~~~~~~
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// CHECK:STDERR: fail_redecl.carbon:[[@LINE-4]]:1: note: previously declared here [RedeclPrevDecl]
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// CHECK:STDERR: extern fn F();
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// CHECK:STDERR: ^~~~~~~~~~~~~~
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// CHECK:STDERR:
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extern fn F();
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// --- fail_redecl_extern.carbon
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library "[[@TEST_NAME]]";
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extern fn F();
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// CHECK:STDERR: fail_redecl_extern.carbon:[[@LINE+7]]:1: error: redeclaration of `fn F` is redundant [RedeclRedundant]
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// CHECK:STDERR: fn F();
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// CHECK:STDERR: ^~~~~~~
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// CHECK:STDERR: fail_redecl_extern.carbon:[[@LINE-4]]:1: note: previously declared here [RedeclPrevDecl]
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// CHECK:STDERR: extern fn F();
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// CHECK:STDERR: ^~~~~~~~~~~~~~
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// CHECK:STDERR:
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fn F();
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// --- fail_member_extern.carbon
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library "[[@TEST_NAME]]";
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class C {
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// CHECK:STDERR: fail_member_extern.carbon:[[@LINE+4]]:3: error: `extern` not allowed; requires file or namespace scope [ModifierExternNotAllowed]
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// CHECK:STDERR: extern fn F();
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// CHECK:STDERR: ^~~~~~
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// CHECK:STDERR:
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extern fn F();
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// CHECK:STDERR: fail_member_extern.carbon:[[@LINE+3]]:3: error: `extern` not allowed; requires file or namespace scope [ModifierExternNotAllowed]
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// CHECK:STDERR: extern fn G[self: Self]();
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// CHECK:STDERR: ^~~~~~
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extern fn G[self: Self]();
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}
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// CHECK:STDOUT: --- basic.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %F.type: type = fn_type @F [template]
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// CHECK:STDOUT: %.1: type = tuple_type () [template]
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// CHECK:STDOUT: %F: %F.type = struct_value () [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {
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// CHECK:STDOUT: .F = %F.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [template = constants.%F] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: extern fn @F();
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- basic_use.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: type = tuple_type () [template]
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// CHECK:STDOUT: %F.type: type = fn_type @F [template]
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// CHECK:STDOUT: %F: %F.type = struct_value () [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: imports {
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// CHECK:STDOUT: %import_ref: %F.type = import_ref Main//basic, inst+1, loaded [template = constants.%F]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {
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// CHECK:STDOUT: .F = imports.%import_ref
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// CHECK:STDOUT: .x = %x
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %default.import = import <invalid>
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// CHECK:STDOUT: %.loc4_9.1: %.1 = tuple_literal ()
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// CHECK:STDOUT: %.loc4_9.2: type = converted %.loc4_9.1, constants.%.1 [template = constants.%.1]
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// CHECK:STDOUT: %x.var: ref %.1 = var x
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// CHECK:STDOUT: %x: ref %.1 = bind_name x, %x.var
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: extern fn @F();
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @__global_init() {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %F.ref: %F.type = name_ref F, imports.%import_ref [template = constants.%F]
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// CHECK:STDOUT: %F.call: init %.1 = call %F.ref()
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// CHECK:STDOUT: assign file.%x.var, %F.call
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// CHECK:STDOUT: return
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- fail_redecl.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %F.type: type = fn_type @F [template]
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// CHECK:STDOUT: %.1: type = tuple_type () [template]
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// CHECK:STDOUT: %F: %F.type = struct_value () [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {
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// CHECK:STDOUT: .F = %F.decl.loc4
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %F.decl.loc4: %F.type = fn_decl @F [template = constants.%F] {} {}
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// CHECK:STDOUT: %F.decl.loc12: %F.type = fn_decl @F [template = constants.%F] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: extern fn @F();
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- fail_redecl_extern.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %F.type: type = fn_type @F [template]
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// CHECK:STDOUT: %.1: type = tuple_type () [template]
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// CHECK:STDOUT: %F: %F.type = struct_value () [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {
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// CHECK:STDOUT: .F = %F.decl.loc4
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %F.decl.loc4: %F.type = fn_decl @F [template = constants.%F] {} {}
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// CHECK:STDOUT: %F.decl.loc12: %F.type = fn_decl @F [template = constants.%F] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: extern fn @F();
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- fail_member_extern.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %C: type = class_type @C [template]
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// CHECK:STDOUT: %F.type: type = fn_type @F [template]
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// CHECK:STDOUT: %.1: type = tuple_type () [template]
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// CHECK:STDOUT: %F: %F.type = struct_value () [template]
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// CHECK:STDOUT: %G.type: type = fn_type @G [template]
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// CHECK:STDOUT: %G: %G.type = struct_value () [template]
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// CHECK:STDOUT: %.2: type = struct_type {} [template]
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// CHECK:STDOUT: %.3: <witness> = complete_type_witness %.2 [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {
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// CHECK:STDOUT: .C = %C.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %C.decl: type = class_decl @C [template = constants.%C] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @C {
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// CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [template = constants.%F] {} {}
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// CHECK:STDOUT: %G.decl: %G.type = fn_decl @G [template = constants.%G] {
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// CHECK:STDOUT: %self.patt: %C = binding_pattern self
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// CHECK:STDOUT: %self.param_patt: %C = value_param_pattern %self.patt, runtime_param0
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// CHECK:STDOUT: } {
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// CHECK:STDOUT: %Self.ref: type = name_ref Self, constants.%C [template = constants.%C]
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// CHECK:STDOUT: %self.param: %C = value_param runtime_param0
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// CHECK:STDOUT: %self: %C = bind_name self, %self.param
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %.loc14: <witness> = complete_type_witness %.2 [template = constants.%.3]
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = constants.%C
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// CHECK:STDOUT: .F = %F.decl
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// CHECK:STDOUT: .G = %G.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @F();
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @G[%self.param_patt: %C]();
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// CHECK:STDOUT:
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