diff options
Diffstat (limited to 'src/cmd/compile/internal/types2/builtins_test.go')
| -rw-r--r-- | src/cmd/compile/internal/types2/builtins_test.go | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/cmd/compile/internal/types2/builtins_test.go b/src/cmd/compile/internal/types2/builtins_test.go index 82c786b86e..52dbba1cb9 100644 --- a/src/cmd/compile/internal/types2/builtins_test.go +++ b/src/cmd/compile/internal/types2/builtins_test.go @@ -7,6 +7,7 @@ package types2_test import ( "cmd/compile/internal/syntax" "fmt" + "strings" "testing" . "cmd/compile/internal/types2" @@ -111,12 +112,15 @@ var builtinCalls = []struct { {"Alignof", `_ = unsafe.Alignof(0)`, `invalid type`}, // constant {"Alignof", `var x struct{}; _ = unsafe.Alignof(x)`, `invalid type`}, // constant + {"Alignof", `var x P; _ = unsafe.Alignof(x)`, `func(p.P₁) uintptr`}, {"Offsetof", `var x struct{f bool}; _ = unsafe.Offsetof(x.f)`, `invalid type`}, // constant {"Offsetof", `var x struct{_ int; f bool}; _ = unsafe.Offsetof((&x).f)`, `invalid type`}, // constant + {"Offsetof", `var x struct{_ int; f P}; _ = unsafe.Offsetof((&x).f)`, `func(p.P₁) uintptr`}, {"Sizeof", `_ = unsafe.Sizeof(0)`, `invalid type`}, // constant {"Sizeof", `var x struct{}; _ = unsafe.Sizeof(x)`, `invalid type`}, // constant + {"Sizeof", `var x P; _ = unsafe.Sizeof(x)`, `func(p.P₁) uintptr`}, {"Slice", `var p *int; _ = unsafe.Slice(p, 1)`, `func(*int, int) []int`}, {"Slice", `var p *byte; var n uintptr; _ = unsafe.Slice(p, n)`, `func(*byte, uintptr) []byte`}, @@ -149,9 +153,14 @@ func TestBuiltinSignatures(t *testing.T) { } } +func parseGenericSrc(path, src string) (*syntax.File, error) { + errh := func(error) {} // dummy error handler so that parsing continues in presence of errors + return syntax.Parse(syntax.NewFileBase(path), strings.NewReader(src), errh, nil, syntax.AllowGenerics) +} + func testBuiltinSignature(t *testing.T, name, src0, want string) { - src := fmt.Sprintf(`package p; import "unsafe"; type _ unsafe.Pointer /* use unsafe */; func _() { %s }`, src0) - f, err := parseSrc("", src) + src := fmt.Sprintf(`package p; import "unsafe"; type _ unsafe.Pointer /* use unsafe */; func _[P any]() { %s }`, src0) + f, err := parseGenericSrc("", src) if err != nil { t.Errorf("%s: %s", src0, err) return |