Update shift1.go test for recent changes.
From-SVN: r200400
This commit is contained in:
Ian Lance Taylor
parent
69d8df4439
commit
818cac82f7
1 changed files with 204 additions and 1 deletions
|
|
@ -23,7 +23,7 @@ var (
|
||||||
|
|
||||||
// non-constant shift expressions
|
// non-constant shift expressions
|
||||||
var (
|
var (
|
||||||
e1 = g(2.0 << s) // ERROR "invalid" "as type interface"
|
e1 = g(2.0 << s) // ERROR "invalid|shift of non-integer operand" "as type interface"
|
||||||
f1 = h(2 << s) // ERROR "invalid" "as type float64"
|
f1 = h(2 << s) // ERROR "invalid" "as type float64"
|
||||||
g1 int64 = 1.1 << s // ERROR "truncated"
|
g1 int64 = 1.1 << s // ERROR "truncated"
|
||||||
)
|
)
|
||||||
|
|
@ -36,3 +36,206 @@ var (
|
||||||
b2 = 1.0 << c // ERROR "overflow"
|
b2 = 1.0 << c // ERROR "overflow"
|
||||||
d2 = f(1.0 << c) // ERROR "overflow"
|
d2 = f(1.0 << c) // ERROR "overflow"
|
||||||
)
|
)
|
||||||
|
|
||||||
|
var (
|
||||||
|
// issues 4882, 4936.
|
||||||
|
a3 = 1.0<<s + 0 // ERROR "invalid|shift of non-integer operand"
|
||||||
|
// issue 4937
|
||||||
|
b3 = 1<<s + 1 + 1.0 // ERROR "invalid|shift of non-integer operand"
|
||||||
|
// issue 5014
|
||||||
|
c3 = complex(1<<s, 0) // ERROR "invalid|shift of type float64"
|
||||||
|
d3 int = complex(1<<s, 3) // ERROR "non-integer|cannot use.*as type int" "shift of type float64"
|
||||||
|
e3 = real(1 << s) // ERROR "invalid"
|
||||||
|
f3 = imag(1 << s) // ERROR "invalid"
|
||||||
|
)
|
||||||
|
|
||||||
|
// from the spec
|
||||||
|
func _() {
|
||||||
|
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 != i // 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
|
||||||
|
// next test only fails on 32bit systems
|
||||||
|
// p = 1<<s == 1<<33 // illegal if ints are 32bits in size: 1 has type int, but 1<<33 overflows int
|
||||||
|
u = 1.0 << s // ERROR "non-integer|float64"
|
||||||
|
u1 = 1.0<<s != 0 // ERROR "non-integer|float64"
|
||||||
|
u2 = 1<<s != 1.0 // ERROR "non-integer|float64"
|
||||||
|
v float32 = 1 << s // ERROR "non-integer|float32"
|
||||||
|
w int64 = 1.0 << 33 // 1.0<<33 is a constant shift expression
|
||||||
|
_, _, _, _, _, _, _, _, _, _ = j, k, m, n, o, u, u1, u2, v, w
|
||||||
|
)
|
||||||
|
}
|
||||||
|
|
||||||
|
// shifts in comparisons w/ untyped operands
|
||||||
|
var (
|
||||||
|
_ = 1<<s == 1
|
||||||
|
_ = 1<<s == 1. // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s == 1 // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s == 1. // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
|
||||||
|
_ = 1<<s+1 == 1
|
||||||
|
_ = 1<<s+1 == 1. // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1. == 1 // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1. == 1. // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1 == 1 // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1 == 1. // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1. == 1 // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1. == 1. // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
|
||||||
|
_ = 1<<s == 1<<s
|
||||||
|
_ = 1<<s == 1.<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s == 1<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s == 1.<<s // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
|
||||||
|
_ = 1<<s+1<<s == 1
|
||||||
|
_ = 1<<s+1<<s == 1. // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1.<<s == 1 // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1.<<s == 1. // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1<<s == 1 // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1<<s == 1. // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1.<<s == 1 // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1.<<s == 1. // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
|
||||||
|
_ = 1<<s+1<<s == 1<<s+1<<s
|
||||||
|
_ = 1<<s+1<<s == 1<<s+1.<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1<<s == 1.<<s+1<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1<<s == 1.<<s+1.<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1.<<s == 1<<s+1<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1.<<s == 1<<s+1.<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1.<<s == 1.<<s+1<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1<<s+1.<<s == 1.<<s+1.<<s // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
_ = 1.<<s+1<<s == 1<<s+1<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1<<s == 1<<s+1.<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1<<s == 1.<<s+1<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1<<s == 1.<<s+1.<<s // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
_ = 1.<<s+1.<<s == 1<<s+1<<s // ERROR "invalid|shift of type float64"
|
||||||
|
_ = 1.<<s+1.<<s == 1<<s+1.<<s // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
_ = 1.<<s+1.<<s == 1.<<s+1<<s // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
_ = 1.<<s+1.<<s == 1.<<s+1.<<s // ERROR "invalid|non-integer|shift of type float64"
|
||||||
|
)
|
||||||
|
|
||||||
|
// shifts in comparisons w/ typed operands
|
||||||
|
var (
|
||||||
|
x int
|
||||||
|
_ = 1<<s == x
|
||||||
|
_ = 1.<<s == x
|
||||||
|
_ = 1.1<<s == x // ERROR "truncated"
|
||||||
|
|
||||||
|
_ = 1<<s+x == 1
|
||||||
|
_ = 1<<s+x == 1.
|
||||||
|
_ = 1<<s+x == 1.1 // ERROR "truncated"
|
||||||
|
_ = 1.<<s+x == 1
|
||||||
|
_ = 1.<<s+x == 1.
|
||||||
|
_ = 1.<<s+x == 1.1 // ERROR "truncated"
|
||||||
|
_ = 1.1<<s+x == 1 // ERROR "truncated"
|
||||||
|
_ = 1.1<<s+x == 1. // ERROR "truncated"
|
||||||
|
_ = 1.1<<s+x == 1.1 // ERROR "truncated"
|
||||||
|
|
||||||
|
_ = 1<<s == x<<s
|
||||||
|
_ = 1.<<s == x<<s
|
||||||
|
_ = 1.1<<s == x<<s // ERROR "truncated"
|
||||||
|
)
|
||||||
|
|
||||||
|
// shifts as operands in non-arithmetic operations and as arguments
|
||||||
|
func _() {
|
||||||
|
var s uint
|
||||||
|
var a []int
|
||||||
|
_ = a[1<<s]
|
||||||
|
_ = a[1.]
|
||||||
|
// For now, the spec disallows these. We may revisit past Go 1.1.
|
||||||
|
_ = a[1.<<s] // ERROR "integer|shift of type float64"
|
||||||
|
_ = a[1.1<<s] // ERROR "integer|shift of type float64"
|
||||||
|
|
||||||
|
_ = make([]int, 1)
|
||||||
|
_ = make([]int, 1.)
|
||||||
|
_ = make([]int, 1.<<s)
|
||||||
|
_ = make([]int, 1.1<<s) // ERROR "non-integer|truncated"
|
||||||
|
|
||||||
|
_ = float32(1)
|
||||||
|
_ = float32(1 << s) // ERROR "non-integer|shift of type float32"
|
||||||
|
_ = float32(1.)
|
||||||
|
_ = float32(1. << s) // ERROR "non-integer|shift of type float32"
|
||||||
|
_ = float32(1.1 << s) // ERROR "non-integer|shift of type float32"
|
||||||
|
|
||||||
|
_ = append(a, 1<<s)
|
||||||
|
_ = append(a, 1.<<s)
|
||||||
|
_ = append(a, 1.1<<s) // ERROR "truncated"
|
||||||
|
|
||||||
|
var b []float32
|
||||||
|
_ = append(b, 1<<s) // ERROR "non-integer|type float32"
|
||||||
|
_ = append(b, 1.<<s) // ERROR "non-integer|type float32"
|
||||||
|
_ = append(b, 1.1<<s) // ERROR "non-integer|type float32"
|
||||||
|
|
||||||
|
_ = complex(1.<<s, 0) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = complex(1.1<<s, 0) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = complex(0, 1.<<s) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = complex(0, 1.1<<s) // ERROR "non-integer|shift of type float64"
|
||||||
|
|
||||||
|
var a4 float64
|
||||||
|
var b4 int
|
||||||
|
_ = complex(1<<s, a4) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = complex(1<<s, b4) // ERROR "invalid|non-integer|"
|
||||||
|
|
||||||
|
var m1 map[int]string
|
||||||
|
delete(m1, 1<<s)
|
||||||
|
delete(m1, 1.<<s)
|
||||||
|
delete(m1, 1.1<<s) // ERROR "truncated|shift of type float64"
|
||||||
|
|
||||||
|
var m2 map[float32]string
|
||||||
|
delete(m2, 1<<s) // ERROR "invalid|cannot use 1 << s as type float32"
|
||||||
|
delete(m2, 1.<<s) // ERROR "invalid|cannot use 1 << s as type float32"
|
||||||
|
delete(m2, 1.1<<s) // ERROR "invalid|cannot use 1.1 << s as type float32"
|
||||||
|
}
|
||||||
|
|
||||||
|
// shifts of shifts
|
||||||
|
func _() {
|
||||||
|
var s uint
|
||||||
|
_ = 1 << (1 << s)
|
||||||
|
_ = 1 << (1. << s)
|
||||||
|
_ = 1 << (1.1 << s) // ERROR "non-integer|truncated"
|
||||||
|
_ = 1. << (1 << s) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = 1. << (1. << s) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = 1.1 << (1.1 << s) // ERROR "invalid|non-integer|truncated"
|
||||||
|
|
||||||
|
_ = (1 << s) << (1 << s)
|
||||||
|
_ = (1 << s) << (1. << s)
|
||||||
|
_ = (1 << s) << (1.1 << s) // ERROR "truncated"
|
||||||
|
_ = (1. << s) << (1 << s) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = (1. << s) << (1. << s) // ERROR "non-integer|shift of type float64"
|
||||||
|
_ = (1.1 << s) << (1.1 << s) // ERROR "invalid|non-integer|truncated"
|
||||||
|
|
||||||
|
var x int
|
||||||
|
x = 1 << (1 << s)
|
||||||
|
x = 1 << (1. << s)
|
||||||
|
x = 1 << (1.1 << s) // ERROR "truncated"
|
||||||
|
x = 1. << (1 << s)
|
||||||
|
x = 1. << (1. << s)
|
||||||
|
x = 1.1 << (1.1 << s) // ERROR "truncated"
|
||||||
|
|
||||||
|
x = (1 << s) << (1 << s)
|
||||||
|
x = (1 << s) << (1. << s)
|
||||||
|
x = (1 << s) << (1.1 << s) // ERROR "truncated"
|
||||||
|
x = (1. << s) << (1 << s)
|
||||||
|
x = (1. << s) << (1. << s)
|
||||||
|
x = (1.1 << s) << (1.1 << s) // ERROR "truncated"
|
||||||
|
|
||||||
|
var y float32
|
||||||
|
y = 1 << (1 << s) // ERROR "non-integer|type float32"
|
||||||
|
y = 1 << (1. << s) // ERROR "non-integer|type float32"
|
||||||
|
y = 1 << (1.1 << s) // ERROR "invalid|truncated|float32"
|
||||||
|
y = 1. << (1 << s) // ERROR "non-integer|type float32"
|
||||||
|
y = 1. << (1. << s) // ERROR "non-integer|type float32"
|
||||||
|
y = 1.1 << (1.1 << s) // ERROR "invalid|truncated|float32"
|
||||||
|
|
||||||
|
var z complex128
|
||||||
|
z = (1 << s) << (1 << s) // ERROR "non-integer|type complex128"
|
||||||
|
z = (1 << s) << (1. << s) // ERROR "non-integer|type complex128"
|
||||||
|
z = (1 << s) << (1.1 << s) // ERROR "invalid|truncated|complex128"
|
||||||
|
z = (1. << s) << (1 << s) // ERROR "non-integer|type complex128"
|
||||||
|
z = (1. << s) << (1. << s) // ERROR "non-integer|type complex128"
|
||||||
|
z = (1.1 << s) << (1.1 << s) // ERROR "invalid|truncated|complex128"
|
||||||
|
}
|
||||||
|
|
|
||||||
Loading…
Add table
Reference in a new issue