mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-10-02 22:02:51 +01:00
Jon Ross-Perkins
5c567b892d
Note, there's still a TODO "Allow non-extern declarations in the same library."
287 lines
11 KiB
Plaintext
287 lines
11 KiB
Plaintext
// 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
|
|
|
|
// ============================================================================
|
|
// Setup files
|
|
// ============================================================================
|
|
|
|
// --- fns.carbon
|
|
|
|
library "fns" api;
|
|
|
|
fn A() {}
|
|
fn B(b: i32) -> i32 { return b; }
|
|
fn C(c: (i32,)) -> {.c: i32} { return {.c = c[0]}; }
|
|
fn D();
|
|
|
|
// --- extern.carbon
|
|
|
|
library "extern" api;
|
|
|
|
extern fn A();
|
|
|
|
// ============================================================================
|
|
// Test files
|
|
// ============================================================================
|
|
|
|
// --- basics.carbon
|
|
|
|
library "basics" api;
|
|
|
|
import library "fns";
|
|
|
|
var a: () = A();
|
|
var b: i32 = B(1);
|
|
var c: {.c: i32} = C((1,));
|
|
|
|
// --- fail_def_ownership.carbon
|
|
|
|
library "def_ownership" api;
|
|
|
|
import library "fns";
|
|
|
|
// CHECK:STDERR: fail_def_ownership.carbon:[[@LINE+10]]:1: ERROR: Only one library can declare function A without `extern`.
|
|
// CHECK:STDERR: fn A() {};
|
|
// CHECK:STDERR: ^~~~~~~~
|
|
// CHECK:STDERR: fail_def_ownership.carbon:[[@LINE-5]]:1: In import.
|
|
// CHECK:STDERR: import library "fns";
|
|
// CHECK:STDERR: ^~~~~~
|
|
// CHECK:STDERR: fns.carbon:4:1: Previously declared here.
|
|
// CHECK:STDERR: fn A() {}
|
|
// CHECK:STDERR: ^~~~~~~~
|
|
// CHECK:STDERR:
|
|
fn A() {};
|
|
// CHECK:STDERR: fail_def_ownership.carbon:[[@LINE+10]]:1: ERROR: Only one library can declare function B without `extern`.
|
|
// CHECK:STDERR: fn B(b: i32) -> i32;
|
|
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~
|
|
// CHECK:STDERR: fail_def_ownership.carbon:[[@LINE-16]]:1: In import.
|
|
// CHECK:STDERR: import library "fns";
|
|
// CHECK:STDERR: ^~~~~~
|
|
// CHECK:STDERR: fns.carbon:5:1: Previously declared here.
|
|
// CHECK:STDERR: fn B(b: i32) -> i32 { return b; }
|
|
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~
|
|
// CHECK:STDERR:
|
|
fn B(b: i32) -> i32;
|
|
|
|
// --- redecl_then_def.carbon
|
|
|
|
library "redecl_then_def" api;
|
|
|
|
import library "extern";
|
|
|
|
fn A();
|
|
fn A() {}
|
|
|
|
// --- fail_mix_extern_decl.carbon
|
|
|
|
library "mix_extern_decl" api;
|
|
|
|
import library "fns";
|
|
|
|
extern fn D();
|
|
// CHECK:STDERR: fail_mix_extern_decl.carbon:[[@LINE+6]]:1: ERROR: Redeclaring `extern` function `D` as non-`extern`.
|
|
// CHECK:STDERR: fn D() {}
|
|
// CHECK:STDERR: ^~~~~~~~
|
|
// CHECK:STDERR: fail_mix_extern_decl.carbon:[[@LINE-4]]:1: Previously declared `extern` here.
|
|
// CHECK:STDERR: extern fn D();
|
|
// CHECK:STDERR: ^~~~~~~~~~~~~~
|
|
fn D() {}
|
|
|
|
// CHECK:STDOUT: --- fns.carbon
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: constants {
|
|
// CHECK:STDOUT: %.1: type = tuple_type (type) [template]
|
|
// CHECK:STDOUT: %.2: type = tuple_type (i32) [template]
|
|
// CHECK:STDOUT: %.3: type = struct_type {.c: i32} [template]
|
|
// CHECK:STDOUT: %.4: i32 = int_literal 0 [template]
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: package: <namespace> = namespace [template] {
|
|
// CHECK:STDOUT: .A = %A
|
|
// CHECK:STDOUT: .B = %B
|
|
// CHECK:STDOUT: .C = %C
|
|
// CHECK:STDOUT: .D = %D
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %A: <function> = fn_decl @A [template] {}
|
|
// CHECK:STDOUT: %B: <function> = fn_decl @B [template] {
|
|
// CHECK:STDOUT: %b.loc5_6.1: i32 = param b
|
|
// CHECK:STDOUT: @B.%b: i32 = bind_name b, %b.loc5_6.1
|
|
// CHECK:STDOUT: %return.var.loc5: ref i32 = var <return slot>
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %C: <function> = fn_decl @C [template] {
|
|
// CHECK:STDOUT: %.loc6_14.1: (type,) = tuple_literal (i32)
|
|
// CHECK:STDOUT: %.loc6_14.2: type = converted %.loc6_14.1, constants.%.2 [template = constants.%.2]
|
|
// CHECK:STDOUT: %c.loc6_6.1: (i32,) = param c
|
|
// CHECK:STDOUT: @C.%c: (i32,) = bind_name c, %c.loc6_6.1
|
|
// CHECK:STDOUT: %.loc6_28: type = struct_type {.c: i32} [template = constants.%.3]
|
|
// CHECK:STDOUT: %return.var.loc6: ref {.c: i32} = var <return slot>
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %D: <function> = fn_decl @D [template] {}
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @A() {
|
|
// CHECK:STDOUT: !entry:
|
|
// CHECK:STDOUT: return
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @B(%b: i32) -> i32 {
|
|
// CHECK:STDOUT: !entry:
|
|
// CHECK:STDOUT: %b.ref: i32 = name_ref b, %b
|
|
// CHECK:STDOUT: return %b.ref
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @C(%c: (i32,)) -> {.c: i32} {
|
|
// CHECK:STDOUT: !entry:
|
|
// CHECK:STDOUT: %c.ref: (i32,) = name_ref c, %c
|
|
// CHECK:STDOUT: %.loc6_47: i32 = int_literal 0 [template = constants.%.4]
|
|
// CHECK:STDOUT: %.loc6_48: i32 = tuple_index %c.ref, %.loc6_47
|
|
// CHECK:STDOUT: %.loc6_49.1: {.c: i32} = struct_literal (%.loc6_48)
|
|
// CHECK:STDOUT: %.loc6_49.2: {.c: i32} = struct_value (%.loc6_48)
|
|
// CHECK:STDOUT: %.loc6_49.3: {.c: i32} = converted %.loc6_49.1, %.loc6_49.2
|
|
// CHECK:STDOUT: return %.loc6_49.3
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @D();
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: --- extern.carbon
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: package: <namespace> = namespace [template] {
|
|
// CHECK:STDOUT: .A = %A
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %A: <function> = fn_decl @A [template] {}
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: extern fn @A();
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: --- basics.carbon
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: constants {
|
|
// CHECK:STDOUT: %.1: type = tuple_type () [template]
|
|
// CHECK:STDOUT: %.2: i32 = int_literal 1 [template]
|
|
// CHECK:STDOUT: %.3: type = struct_type {.c: i32} [template]
|
|
// CHECK:STDOUT: %.4: type = tuple_type (i32) [template]
|
|
// CHECK:STDOUT: %.5: (i32,) = tuple_value (%.2) [template]
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: package: <namespace> = namespace [template] {
|
|
// CHECK:STDOUT: .A = %import_ref.1
|
|
// CHECK:STDOUT: .B = %import_ref.2
|
|
// CHECK:STDOUT: .C = %import_ref.3
|
|
// CHECK:STDOUT: .D = %import_ref.4
|
|
// CHECK:STDOUT: .a = %a
|
|
// CHECK:STDOUT: .b = %b
|
|
// CHECK:STDOUT: .c = %c
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %import_ref.1: <function> = import_ref ir1, inst+1, loc_15 [template = imports.%A]
|
|
// CHECK:STDOUT: %import_ref.2: <function> = import_ref ir1, inst+6, loc_24 [template = imports.%B]
|
|
// CHECK:STDOUT: %import_ref.3: <function> = import_ref ir1, inst+20, loc_39 [template = imports.%C]
|
|
// CHECK:STDOUT: %import_ref.4 = import_ref ir1, inst+30, unloaded
|
|
// CHECK:STDOUT: %.loc6_9.1: () = tuple_literal ()
|
|
// CHECK:STDOUT: %.loc6_9.2: type = converted %.loc6_9.1, constants.%.1 [template = constants.%.1]
|
|
// CHECK:STDOUT: %a.var: ref () = var a
|
|
// CHECK:STDOUT: %a: ref () = bind_name a, %a.var
|
|
// CHECK:STDOUT: %b.var: ref i32 = var b
|
|
// CHECK:STDOUT: %b: ref i32 = bind_name b, %b.var
|
|
// CHECK:STDOUT: %.loc8: type = struct_type {.c: i32} [template = constants.%.3]
|
|
// CHECK:STDOUT: %c.var: ref {.c: i32} = var c
|
|
// CHECK:STDOUT: %c: ref {.c: i32} = bind_name c, %c.var
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @A();
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @B(%b: i32) -> i32;
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @C(%c: (i32,)) -> {.c: i32};
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @__global_init() {
|
|
// CHECK:STDOUT: !entry:
|
|
// CHECK:STDOUT: %A.ref: <function> = name_ref A, file.%import_ref.1 [template = imports.%A]
|
|
// CHECK:STDOUT: %.loc6: init () = call %A.ref()
|
|
// CHECK:STDOUT: assign file.%a.var, %.loc6
|
|
// CHECK:STDOUT: %B.ref: <function> = name_ref B, file.%import_ref.2 [template = imports.%B]
|
|
// CHECK:STDOUT: %.loc7_16: i32 = int_literal 1 [template = constants.%.2]
|
|
// CHECK:STDOUT: %.loc7_15: init i32 = call %B.ref(%.loc7_16)
|
|
// CHECK:STDOUT: assign file.%b.var, %.loc7_15
|
|
// CHECK:STDOUT: %C.ref: <function> = name_ref C, file.%import_ref.3 [template = imports.%C]
|
|
// CHECK:STDOUT: %.loc8_23: i32 = int_literal 1 [template = constants.%.2]
|
|
// CHECK:STDOUT: %.loc8_25.1: (i32,) = tuple_literal (%.loc8_23)
|
|
// CHECK:STDOUT: %.loc8_25.2: (i32,) = tuple_value (%.loc8_23) [template = constants.%.5]
|
|
// CHECK:STDOUT: %.loc8_25.3: (i32,) = converted %.loc8_25.1, %.loc8_25.2 [template = constants.%.5]
|
|
// CHECK:STDOUT: %.loc8_21: init {.c: i32} = call %C.ref(%.loc8_25.3)
|
|
// CHECK:STDOUT: assign file.%c.var, %.loc8_21
|
|
// CHECK:STDOUT: return
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: --- fail_def_ownership.carbon
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: package: <namespace> = namespace [template] {
|
|
// CHECK:STDOUT: .C = %import_ref.3
|
|
// CHECK:STDOUT: .D = %import_ref.4
|
|
// CHECK:STDOUT: .A = %A
|
|
// CHECK:STDOUT: .B = %B
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %import_ref.1: <function> = import_ref ir1, inst+1, loaded [template = imports.%A]
|
|
// CHECK:STDOUT: %import_ref.2: <function> = import_ref ir1, inst+6, loaded [template = imports.%B]
|
|
// CHECK:STDOUT: %import_ref.3 = import_ref ir1, inst+20, unloaded
|
|
// CHECK:STDOUT: %import_ref.4 = import_ref ir1, inst+30, unloaded
|
|
// CHECK:STDOUT: %A: <function> = fn_decl @A [template] {}
|
|
// CHECK:STDOUT: %B: <function> = fn_decl @B [template] {
|
|
// CHECK:STDOUT: %b.loc27_6.1: i32 = param b
|
|
// CHECK:STDOUT: %b.loc27_6.2: i32 = bind_name b, %b.loc27_6.1
|
|
// CHECK:STDOUT: %return.var: ref i32 = var <return slot>
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @A() {
|
|
// CHECK:STDOUT: !entry:
|
|
// CHECK:STDOUT: return
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @B(%b: i32) -> i32;
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: --- redecl_then_def.carbon
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: package: <namespace> = namespace [template] {
|
|
// CHECK:STDOUT: .A = %A.loc6
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %import_ref: <function> = import_ref ir1, inst+1, loaded [template = imports.%A]
|
|
// CHECK:STDOUT: %A.loc6: <function> = fn_decl @A [template] {}
|
|
// CHECK:STDOUT: %A.loc7: <function> = fn_decl @A [template] {}
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @A() {
|
|
// CHECK:STDOUT: !entry:
|
|
// CHECK:STDOUT: return
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: --- fail_mix_extern_decl.carbon
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: file {
|
|
// CHECK:STDOUT: package: <namespace> = namespace [template] {
|
|
// CHECK:STDOUT: .A = %import_ref.1
|
|
// CHECK:STDOUT: .B = %import_ref.2
|
|
// CHECK:STDOUT: .C = %import_ref.3
|
|
// CHECK:STDOUT: .D = %D.loc13
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT: %import_ref.1 = import_ref ir1, inst+1, unloaded
|
|
// CHECK:STDOUT: %import_ref.2 = import_ref ir1, inst+6, unloaded
|
|
// CHECK:STDOUT: %import_ref.3 = import_ref ir1, inst+20, unloaded
|
|
// CHECK:STDOUT: %import_ref.4: <function> = import_ref ir1, inst+30, loaded [template = imports.%D]
|
|
// CHECK:STDOUT: %D.loc6: <function> = fn_decl @D [template] {}
|
|
// CHECK:STDOUT: %D.loc13: <function> = fn_decl @D [template] {}
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|
|
// CHECK:STDOUT: fn @D() {
|
|
// CHECK:STDOUT: !entry:
|
|
// CHECK:STDOUT: return
|
|
// CHECK:STDOUT: }
|
|
// CHECK:STDOUT:
|