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Diffstat (limited to 'libgo/go/go/types/testdata/expr3.src')
| -rw-r--r-- | libgo/go/go/types/testdata/expr3.src | 367 |
1 files changed, 0 insertions, 367 deletions
diff --git a/libgo/go/go/types/testdata/expr3.src b/libgo/go/go/types/testdata/expr3.src deleted file mode 100644 index 519e3f567a..0000000000 --- a/libgo/go/go/types/testdata/expr3.src +++ /dev/null @@ -1,367 +0,0 @@ -// Copyright 2012 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// various expressions - -package expr3 - -func shifts1() { - var ( - i0 int - u0 uint - ) - - var ( - v0 = 1<<0 - v1 = 1<<i0 /* ERROR "must be unsigned" */ - v2 = 1<<u0 - v3 = 1<<"foo" /* ERROR "must be unsigned" */ - v4 = 1<<- /* ERROR "stupid shift" */ 1 - v5 = 1<<1025 /* ERROR "stupid shift" */ - v6 = 1 /* ERROR "overflows" */ <<100 - - v10 uint = 1 << 0 - v11 uint = 1 << u0 - v12 float32 = 1 /* ERROR "must be integer" */ << u0 - ) -} - -func shifts2() { - // TODO(gri) enable commented out tests below. - var ( - s uint = 33 - i = 1<<s // 1 has type int - j int32 = 1<<s // 1 has type int32; j == 0 - k = uint64(1<<s) // 1 has type uint64; k == 1<<33 - m int = 1.0<<s // 1.0 has type int - // n = 1.0<<s != 0 // 1.0 has type int; n == false if ints are 32bits in size - o = 1<<s == 2<<s // 1 and 2 have type int; o == true if ints are 32bits in size - // p = 1<<s == 1 /* ERROR "overflows" */ <<33 // illegal if ints are 32bits in size: 1 has type int, but 1<<33 overflows int - u = 1.0 /* ERROR "must be integer" */ <<s // illegal: 1.0 has type float64, cannot shift - v float32 = 1 /* ERROR "must be integer" */ <<s // illegal: 1 has type float32, cannot shift - w int64 = 1.0<<33 // 1.0<<33 is a constant shift expression - ) -} - -// TODO(gri) The error messages below depond on adjusting the spec -// to reflect what gc is doing at the moment (the spec -// asks for run-time errors at the moment - see issue 4231). -// -func indexes() { - _ = 1 /* ERROR "cannot index" */ [0] - _ = indexes /* ERROR "cannot index" */ [0] - _ = ( /* ERROR "cannot slice" */ 12 + 3)[1:2] - - var a [10]int - _ = a[true /* ERROR "must be integer" */ ] - _ = a["foo" /* ERROR "must be integer" */ ] - _ = a[1.1 /* ERROR "must be integer" */ ] - _ = a[1.0] - _ = a[- /* ERROR "index .* negative" */ 1] - _ = a[- /* ERROR "index .* negative" */ 1 :] - _ = a[: - /* ERROR "index .* negative" */ 1] - var a0 int - a0 = a[0] - var a1 int32 - a1 = a /* ERROR "cannot assign" */ [1] - _ = a[9] - _ = a[10 /* ERROR "index .* out of bounds" */ ] - _ = a[1 /* ERROR "stupid index" */ <<100] - _ = a[10:] - _ = a[:10] - _ = a[10:10] - _ = a[11 /* ERROR "index .* out of bounds" */ :] - _ = a[: 11 /* ERROR "index .* out of bounds" */ ] - _ = a[: 1 /* ERROR "stupid index" */ <<100] - - pa := &a - _ = pa[9] - _ = pa[10 /* ERROR "index .* out of bounds" */ ] - _ = pa[1 /* ERROR "stupid index" */ <<100] - _ = pa[10:] - _ = pa[:10] - _ = pa[10:10] - _ = pa[11 /* ERROR "index .* out of bounds" */ :] - _ = pa[: 11 /* ERROR "index .* out of bounds" */ ] - _ = pa[: 1 /* ERROR "stupid index" */ <<100] - - var b [0]int - _ = b[0 /* ERROR "index .* out of bounds" */ ] - _ = b[:] - _ = b[0:] - _ = b[:0] - _ = b[0:0] - - var s []int - _ = s[- /* ERROR "index .* negative" */ 1] - _ = s[- /* ERROR "index .* negative" */ 1 :] - _ = s[: - /* ERROR "index .* negative" */ 1] - _ = s[0] - _ = s[1 : 2] - _ = s[2 /* ERROR "inverted slice range" */ : 1] - _ = s[2 :] - _ = s[: 1 /* ERROR "stupid index" */ <<100] - _ = s[1 /* ERROR "stupid index" */ <<100 :] - _ = s[1 /* ERROR "stupid index" */ <<100 : 1 /* ERROR "stupid index" */ <<100] - - var t string - _ = t[- /* ERROR "index .* negative" */ 1] - _ = t[- /* ERROR "index .* negative" */ 1 :] - _ = t[: - /* ERROR "index .* negative" */ 1] - var t0 byte - t0 = t[0] - var t1 rune - t1 = t /* ERROR "cannot assign" */ [2] - _ = ("foo" + "bar")[5] - _ = ("foo" + "bar")[6 /* ERROR "index .* out of bounds" */ ] - - const c = "foo" - _ = c[- /* ERROR "index .* negative" */ 1] - _ = c[- /* ERROR "index .* negative" */ 1 :] - _ = c[: - /* ERROR "index .* negative" */ 1] - var c0 byte - c0 = c[0] - var c2 float32 - c2 = c /* ERROR "cannot assign" */ [2] - _ = c[3 /* ERROR "index .* out of bounds" */ ] - _ = ""[0 /* ERROR "index .* out of bounds" */ ] - - _ = s[1<<30] // no compile-time error here -} - -type T struct { - x int -} - -func (*T) m() {} - -func method_expressions() { - _ = T /* ERROR "no single field or method" */ .a - _ = T /* ERROR "has no method" */ .x - _ = T.m - var f func(*T) = (*T).m - var g func(*T) = ( /* ERROR "cannot assign" */ T).m -} - -func struct_literals() { - type T0 struct { - a, b, c int - } - - type T1 struct { - T0 - a, b int - u float64 - s string - } - - // keyed elements - _ = T1{} - _ = T1{a: 0, 1 /* ERROR "mixture of .* elements" */ } - _ = T1{aa /* ERROR "unknown field" */ : 0} - _ = T1{1 /* ERROR "invalid field name" */ : 0} - _ = T1{a: 0, s: "foo", u: 0, a /* ERROR "duplicate field" */: 10} - _ = T1{a: "foo" /* ERROR "cannot use" */ } - _ = T1{c /* ERROR "unknown field" */ : 0} - _ = T1{T0: { /* ERROR "missing type" */ }} - _ = T1{T0: T0{}} - _ = T1{T0 /* ERROR "invalid field name" */ .a: 0} - - // unkeyed elements - _ = T0{1, 2, 3} - _ = T0{1, b /* ERROR "mixture" */ : 2, 3} - _ = T0{1, 2} /* ERROR "too few values" */ - _ = T0{1, 2, 3, 4 /* ERROR "too many values" */ } - _ = T0{1, "foo" /* ERROR "cannot use" */, 3.4 /* ERROR "cannot use" */} -} - -func array_literals() { - type A0 [0]int - _ = A0{} - _ = A0{0 /* ERROR "index .* out of bounds" */} - _ = A0{0 /* ERROR "index .* out of bounds" */ : 0} - - type A1 [10]int - _ = A1{} - _ = A1{0, 1, 2} - _ = A1{0, 1, 2, 3, 4, 5, 6, 7, 8, 9} - _ = A1{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 /* ERROR "index .* out of bounds" */ } - _ = A1{- /* ERROR "index .* negative" */ 1: 0} - _ = A1{8: 8, 9} - _ = A1{8: 8, 9, 10 /* ERROR "index .* out of bounds" */ } - _ = A1{0, 1, 2, 0 /* ERROR "duplicate index" */ : 0, 3: 3, 4} - _ = A1{5: 5, 6, 7, 3: 3, 4} - _ = A1{5: 5, 6, 7, 3: 3, 4, 5 /* ERROR "duplicate index" */ } - _ = A1{10 /* ERROR "index .* out of bounds" */ : 10, 10 /* ERROR "index .* out of bounds" */ : 10} - _ = A1{5: 5, 6, 7, 3: 3, 1 /* ERROR "stupid index" */ <<100: 4, 5 /* ERROR "duplicate index" */ } - _ = A1{5: 5, 6, 7, 4: 4, 1 /* ERROR "stupid index" */ <<100: 4} - _ = A1{2.0} - _ = A1{2.1 /* ERROR "cannot use" */ } - _ = A1{"foo" /* ERROR "cannot use" */ } - - a0 := [...]int{} - assert(len(a0) == 0) - - a1 := [...]int{0, 1, 2} - assert(len(a1) == 3) - var a13 [3]int - var a14 [4]int - a13 = a1 - a14 = a1 /* ERROR "cannot assign" */ - - a2 := [...]int{- /* ERROR "index .* negative" */ 1: 0} - - a3 := [...]int{0, 1, 2, 0 /* ERROR "duplicate index" */ : 0, 3: 3, 4} - assert(len(a3) == 5) // somewhat arbitrary - - a4 := [...]complex128{0, 1, 2, 1<<10-2: -1i, 1i, 400: 10, 12, 14} - assert(len(a4) == 1024) - - // from the spec - type Point struct { x, y float32 } - _ = [...]Point{Point{1.5, -3.5}, Point{0, 0}} - _ = [...]Point{{1.5, -3.5}, {0, 0}} - _ = [][]int{[]int{1, 2, 3}, []int{4, 5}} - _ = [][]int{{1, 2, 3}, {4, 5}} - _ = [...]*Point{&Point{1.5, -3.5}, &Point{0, 0}} - _ = [...]*Point{{1.5, -3.5}, {0, 0}} -} - -func slice_literals() { - type S0 []int - _ = S0{} - _ = S0{0, 1, 2} - _ = S0{0, 1, 2, 3, 4, 5, 6, 7, 8, 9} - _ = S0{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} - _ = S0{- /* ERROR "index .* negative" */ 1: 0} - _ = S0{8: 8, 9} - _ = S0{8: 8, 9, 10} - _ = S0{0, 1, 2, 0 /* ERROR "duplicate index" */ : 0, 3: 3, 4} - _ = S0{5: 5, 6, 7, 3: 3, 4} - _ = S0{5: 5, 6, 7, 3: 3, 4, 5 /* ERROR "duplicate index" */ } - _ = S0{10: 10, 10 /* ERROR "duplicate index" */ : 10} - _ = S0{5: 5, 6, 7, 3: 3, 1 /* ERROR "stupid index" */ <<100: 4, 5 /* ERROR "duplicate index" */ } - _ = S0{5: 5, 6, 7, 4: 4, 1 /* ERROR "stupid index" */ <<100: 4} - _ = S0{2.0} - _ = S0{2.1 /* ERROR "cannot use" */ } - _ = S0{"foo" /* ERROR "cannot use" */ } - - // indices must be resolved correctly - // (for details, see comment in go/parser/parser.go, method parseElement) - index1 := 1 - _ = S0{index1: 1} - _ = S0{index2: 2} - _ = S0{index3 /* ERROR "undeclared name" */ : 3} -} - -var index2 int = 2 - -func map_literals() { - type M0 map[string]int - - _ = M0{} - _ = M0{1 /* ERROR "missing key" */ } - _ = M0{1 /* ERROR "cannot use .* as string key" */ : 2} - _ = M0{"foo": "bar" /* ERROR "cannot use .* as int value" */ } - _ = M0{"foo": 1, "bar": 2, "foo" /* ERROR "duplicate key" */ : 3 } - - // map keys must be resolved correctly - // (for detials, see comment in go/parser/parser.go, method parseElement) - key1 := "foo" - _ = M0{key1: 1} - _ = M0{key2: 2} - _ = M0{key3 /* ERROR "undeclared name" */ : 2} -} - -var key2 string = "bar" - -type I interface { - m() -} - -type I2 interface { - m(int) -} - -type T1 struct{} -type T2 struct{} - -func (T2) m(int) {} - -func type_asserts() { - var x int - _ = x /* ERROR "not an interface" */ .(int) - - var e interface{} - var ok bool - x, ok = e.(int) - - var t I - _ = t /* ERROR "use of .* outside type switch" */ .(type) - _ = t.(T) - _ = t.(T1 /* ERROR "missing method m" */ ) - _ = t.(T2 /* ERROR "wrong type for method m" */ ) - _ = t.(I2 /* ERROR "wrong type for method m" */ ) -} - -func f0() {} -func f1(x int) {} -func f2(u float32, s string) {} -func fs(s []byte) {} -func fv(x ...int) {} -func fi(x ... interface{}) {} - -func g0() {} -func g1() int { return 0} -func g2() (u float32, s string) { return } -func gs() []byte { return nil } - -func _calls() { - var x int - var y float32 - var s []int - - f0() - _ = f0 /* ERROR "used as value" */ () - f0(g0 /* ERROR "too many arguments" */ ) - - f1(0) - f1(x) - f1(10.0) - f1 /* ERROR "too few arguments" */ () - f1(x, y /* ERROR "too many arguments" */ ) - f1(s /* ERROR "cannot assign" */ ) - f1(x ... /* ERROR "cannot use ..." */ ) - f1(g0 /* ERROR "used as value" */ ()) - f1(g1()) - // f1(g2()) // TODO(gri) missing position in error message - - f2 /* ERROR "too few arguments" */ () - f2 /* ERROR "too few arguments" */ (3.14) - f2(3.14, "foo") - f2(x /* ERROR "cannot assign" */ , "foo") - f2(g0 /* ERROR "used as value" */ ()) - f2 /* ERROR "too few arguments" */ (g1 /* ERROR "cannot assign" */ ()) - f2(g2()) - - fs /* ERROR "too few arguments" */ () - fs(g0 /* ERROR "used as value" */ ()) - fs(g1 /* ERROR "cannot assign" */ ()) - // fs(g2()) // TODO(gri) missing position in error message - fs(gs()) - - fv() - fv(1, 2.0, x) - fv(s /* ERROR "cannot assign" */ ) - fv(s...) - fv(1, s /* ERROR "can only use ... with matching parameter" */ ...) - fv(gs /* ERROR "cannot assign" */ ()) - fv(gs /* ERROR "cannot assign" */ ()...) - - fi() - fi(1, 2.0, x, 3.14, "foo") - fi(g2()) - fi(0, g2) - fi(0, g2 /* ERROR "2-valued expression" */ ()) -}
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