Files
tinygo/compiler/testdata/errors.go
Randy Reddig 24c11d4ba5 compiler: conform to latest iteration of wasm types proposal (#4501)
compiler: align with current wasm types proposal

https://github.com/golang/go/issues/66984

- Remove int and uint as allowed types in params, results, pointers, or struct fields
- Only allow small integers in pointers, arrays, or struct fields
- enforce structs.HostLayout usage per wasm types proposal
https://github.com/golang/go/issues/66984
- require go1.23 for structs.HostLayout
- use an interface to check if GoVersion() exists
This permits TinyGo to compile with Go 1.21.
- use goenv.Compare instead of WantGoVersion
- testdata/wasmexport: use int32 instead of int
- compiler/testdata: add structs.HostLayout
- compiler/testdata: improve tests for structs.HostLayout
2024-10-22 18:05:04 +02:00

108 lines
3.6 KiB
Go

package main
import (
"structs"
"unsafe"
)
//go:wasmimport modulename empty
func empty()
// ERROR: can only use //go:wasmimport on declarations
//
//go:wasmimport modulename implementation
func implementation() {
}
type Uint uint32
type S struct {
_ structs.HostLayout
a [4]uint32
b uintptr
d float32
e float64
}
//go:wasmimport modulename validparam
func validparam(a int32, b uint64, c float64, d unsafe.Pointer, e Uint, f uintptr, g string, h *int32, i *S, j *struct{}, k *[8]uint8)
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type [4]uint32
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type []byte
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type struct{a int}
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type chan struct{}
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type func()
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type int
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type uint
// ERROR: //go:wasmimport modulename invalidparam: unsupported parameter type [8]int
//
//go:wasmimport modulename invalidparam
func invalidparam(a [4]uint32, b []byte, c struct{ a int }, d chan struct{}, e func(), f int, g uint, h [8]int)
// ERROR: //go:wasmimport modulename invalidparam_no_hostlayout: unsupported parameter type *struct{int}
// ERROR: //go:wasmimport modulename invalidparam_no_hostlayout: unsupported parameter type *struct{string}
//
//go:wasmimport modulename invalidparam_no_hostlayout
func invalidparam_no_hostlayout(a *struct{ int }, b *struct{ string })
//go:wasmimport modulename validreturn_int32
func validreturn_int32() int32
//go:wasmimport modulename validreturn_ptr_int32
func validreturn_ptr_int32() *int32
//go:wasmimport modulename validreturn_ptr_string
func validreturn_ptr_string() *string
//go:wasmimport modulename validreturn_ptr_struct
func validreturn_ptr_struct() *S
//go:wasmimport modulename validreturn_ptr_struct
func validreturn_ptr_empty_struct() *struct{}
//go:wasmimport modulename validreturn_ptr_array
func validreturn_ptr_array() *[8]uint8
//go:wasmimport modulename validreturn_unsafe_pointer
func validreturn_unsafe_pointer() unsafe.Pointer
// ERROR: //go:wasmimport modulename manyreturns: too many return values
//
//go:wasmimport modulename manyreturns
func manyreturns() (int32, int32)
// ERROR: //go:wasmimport modulename invalidreturn_int: unsupported result type int
//
//go:wasmimport modulename invalidreturn_int
func invalidreturn_int() int
// ERROR: //go:wasmimport modulename invalidreturn_int: unsupported result type uint
//
//go:wasmimport modulename invalidreturn_int
func invalidreturn_uint() uint
// ERROR: //go:wasmimport modulename invalidreturn_func: unsupported result type func()
//
//go:wasmimport modulename invalidreturn_func
func invalidreturn_func() func()
// ERROR: //go:wasmimport modulename invalidreturn_pointer_array_int: unsupported result type *[8]int
//
//go:wasmimport modulename invalidreturn_pointer_array_int
func invalidreturn_pointer_array_int() *[8]int
// ERROR: //go:wasmimport modulename invalidreturn_slice_byte: unsupported result type []byte
//
//go:wasmimport modulename invalidreturn_slice_byte
func invalidreturn_slice_byte() []byte
// ERROR: //go:wasmimport modulename invalidreturn_chan_int: unsupported result type chan int
//
//go:wasmimport modulename invalidreturn_chan_int
func invalidreturn_chan_int() chan int
// ERROR: //go:wasmimport modulename invalidreturn_string: unsupported result type string
//
//go:wasmimport modulename invalidreturn_string
func invalidreturn_string() string