Files
carbon-lang/toolchain/check/testdata/function/builtin/call.carbon
T
Jon Ross-PerkinsandRichard Smith 76ed3c73cb Promote FunctionType to a standard instruction. (#3931)
This removes the builtin FunctionType, replacing it with a FunctionType
instruction. The constant for a FunctionDecl is now a StructValue with
type of FunctionType.

Note this means a function declaration produces _both_ a type, and a
value of the type. This has some consequences in terms of circularity,
and makes the importing of function declarations a little more complex.

It'll get particularly peculiar for imports because of the behavior of
the reference, but that's a known issue due to other things such as
`alias`. The impact will hopefully be contained to
ResolvePrevInstForMerge (and ImportRefs).

To note a small formatting change in diagnostics:

```
-  // CHECK:STDERR: fail_member_lookup.carbon:[[@LINE+4]]:3: ERROR: Value of type `<associated <function> in Interface>` is not callable.
+  // CHECK:STDERR: fail_member_lookup.carbon:[[@LINE+4]]:3: ERROR: Value of type `<associated F in Interface>` is not callable.

-  // CHECK:STDERR: fail_todo_facet_lookup.carbon:[[@LINE+4]]:3: ERROR: Value of type `<associated <function> in Interface>` is not callable.
+  // CHECK:STDERR: fail_todo_facet_lookup.carbon:[[@LINE+4]]:3: ERROR: Value of type `<associated F in Interface>` is not callable.
```

---------

Co-authored-by: Richard Smith <richard@metafoo.co.uk>
2024-05-03 15:18:04 +00:00

49 lines
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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
fn Add(a: i32, b: i32) -> i32 = "int.sadd";
var arr: [i32; Add(1, 2)];
// CHECK:STDOUT: --- call.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %Add: type = fn_type @Add [template]
// CHECK:STDOUT: %.1: type = tuple_type () [template]
// CHECK:STDOUT: %struct: Add = struct_value () [template]
// CHECK:STDOUT: %.2: i32 = int_literal 1 [template]
// CHECK:STDOUT: %.3: i32 = int_literal 2 [template]
// CHECK:STDOUT: %.4: i32 = int_literal 3 [template]
// CHECK:STDOUT: %.5: type = array_type %.4, i32 [template]
// CHECK:STDOUT: %.6: type = ptr_type [i32; 3] [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace [template] {
// CHECK:STDOUT: .Core = %Core
// CHECK:STDOUT: .Add = %Add.decl
// CHECK:STDOUT: .arr = %arr
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core: <namespace> = namespace [template] {}
// CHECK:STDOUT: %Add.decl: Add = fn_decl @Add [template = constants.%struct] {
// CHECK:STDOUT: %a.loc7_8.1: i32 = param a
// CHECK:STDOUT: @Add.%a: i32 = bind_name a, %a.loc7_8.1
// CHECK:STDOUT: %b.loc7_16.1: i32 = param b
// CHECK:STDOUT: @Add.%b: i32 = bind_name b, %b.loc7_16.1
// CHECK:STDOUT: @Add.%return: ref i32 = var <return slot>
// CHECK:STDOUT: }
// CHECK:STDOUT: %Add.ref: Add = name_ref Add, %Add.decl [template = constants.%struct]
// CHECK:STDOUT: %.loc9_20: i32 = int_literal 1 [template = constants.%.2]
// CHECK:STDOUT: %.loc9_23: i32 = int_literal 2 [template = constants.%.3]
// CHECK:STDOUT: %int.sadd: init i32 = call %Add.ref(%.loc9_20, %.loc9_23) [template = constants.%.4]
// CHECK:STDOUT: %.loc9_25: type = array_type %int.sadd, i32 [template = constants.%.5]
// CHECK:STDOUT: %arr.var: ref [i32; 3] = var arr
// CHECK:STDOUT: %arr: ref [i32; 3] = bind_name arr, %arr.var
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Add(%a: i32, %b: i32) -> i32 = "int.sadd";
// CHECK:STDOUT: