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ci: allow unsafe { a := nil }, add separate nil case in pointer_ops.vv, to test the nil checker errors independently from the voidptr ones
This commit is contained in:
Delyan Angelov
parent
697d546d46
commit
474033c055
@ -220,9 +220,14 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
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c.error('invalid use of reserved type `$left.name` as a variable name',
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left.pos)
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}
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if right is ast.Nil {
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// `x := unsafe { nil }` is allowed
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c.error('use of untyped nil in assignment (use `unsafe`)',
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if right is ast.Nil && !c.inside_unsafe {
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// `x := unsafe { nil }` is allowed,
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// as well as:
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// `unsafe {
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// x := nil
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// println(x)
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// }`
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c.error('use of untyped nil in assignment (use `unsafe` | $c.inside_unsafe)',
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right.pos())
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}
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}
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@ -1,56 +1,98 @@
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vlib/v/checker/tests/pointer_ops.vv:5:7: error: `+` cannot be used with `voidptr`
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3 | unsafe {
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4 | mut p := voidptr(0)
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5 | _ = p + 1
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vlib/v/checker/tests/pointer_ops.vv:7:7: error: `+` cannot be used with `voidptr`
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5 | unsafe {
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6 | mut p := voidptr(u64(0))
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7 | _ = p + 1
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| ^
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6 | p++
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7 | p += 3
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vlib/v/checker/tests/pointer_ops.vv:6:4: error: invalid operation: ++ (non-numeric type `voidptr`)
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4 | mut p := voidptr(0)
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5 | _ = p + 1
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6 | p++
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8 | p++
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9 | p += 3
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vlib/v/checker/tests/pointer_ops.vv:8:4: error: invalid operation: ++ (non-numeric type `voidptr`)
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6 | mut p := voidptr(u64(0))
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7 | _ = p + 1
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8 | p++
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| ~~
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7 | p += 3
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8 | _ = p - 1
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vlib/v/checker/tests/pointer_ops.vv:7:3: error: operator `+=` not defined on left operand type `voidptr`
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5 | _ = p + 1
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6 | p++
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7 | p += 3
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9 | p += 3
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10 | _ = p - 1
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vlib/v/checker/tests/pointer_ops.vv:9:3: error: operator `+=` not defined on left operand type `voidptr`
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7 | _ = p + 1
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8 | p++
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9 | p += 3
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| ^
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8 | _ = p - 1
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9 | p--
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vlib/v/checker/tests/pointer_ops.vv:8:7: error: `-` cannot be used with `voidptr`
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6 | p++
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7 | p += 3
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8 | _ = p - 1
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10 | _ = p - 1
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11 | p--
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vlib/v/checker/tests/pointer_ops.vv:10:7: error: `-` cannot be used with `voidptr`
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8 | p++
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9 | p += 3
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10 | _ = p - 1
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| ^
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9 | p--
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10 | p -= 3
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vlib/v/checker/tests/pointer_ops.vv:9:4: error: invalid operation: -- (non-numeric type `voidptr`)
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7 | p += 3
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8 | _ = p - 1
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9 | p--
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11 | p--
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12 | p -= 3
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vlib/v/checker/tests/pointer_ops.vv:11:4: error: invalid operation: -- (non-numeric type `voidptr`)
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9 | p += 3
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10 | _ = p - 1
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11 | p--
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| ~~
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10 | p -= 3
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11 | _ = p[3]
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vlib/v/checker/tests/pointer_ops.vv:10:3: error: operator `-=` not defined on left operand type `voidptr`
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8 | _ = p - 1
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9 | p--
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10 | p -= 3
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12 | p -= 3
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13 | _ = p[3]
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vlib/v/checker/tests/pointer_ops.vv:12:3: error: operator `-=` not defined on left operand type `voidptr`
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10 | _ = p - 1
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11 | p--
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12 | p -= 3
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| ^
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11 | _ = p[3]
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12 | mut foo := &Foo{}
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vlib/v/checker/tests/pointer_ops.vv:11:8: error: type `voidptr` does not support indexing
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9 | p--
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10 | p -= 3
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11 | _ = p[3]
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13 | _ = p[3]
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14 | mut foo := &Foo{}
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vlib/v/checker/tests/pointer_ops.vv:13:8: error: type `voidptr` does not support indexing
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11 | p--
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12 | p -= 3
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13 | _ = p[3]
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| ~~~
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12 | mut foo := &Foo{}
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13 | foo % 3
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vlib/v/checker/tests/pointer_ops.vv:13:3: error: invalid operator `%` to `&Foo` and `int literal`
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11 | _ = p[3]
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12 | mut foo := &Foo{}
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13 | foo % 3
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14 | mut foo := &Foo{}
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15 | foo % 3
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vlib/v/checker/tests/pointer_ops.vv:15:3: error: invalid operator `%` to `&Foo` and `int literal`
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13 | _ = p[3]
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14 | mut foo := &Foo{}
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15 | foo % 3
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| ~~~~~~~
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14 | }
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15 | }
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16 | }
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17 | }
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vlib/v/checker/tests/pointer_ops.vv:23:4: error: invalid operation: ++ (non-numeric type `voidptr`)
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21 | mut p := nil
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22 | _ = p + 1
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23 | p++
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| ~~
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24 | p += 3
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25 | _ = p - 1
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vlib/v/checker/tests/pointer_ops.vv:24:3: error: operator `+=` not defined on left operand type `nil`
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22 | _ = p + 1
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23 | p++
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24 | p += 3
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| ^
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25 | _ = p - 1
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26 | p--
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vlib/v/checker/tests/pointer_ops.vv:26:4: error: invalid operation: -- (non-numeric type `voidptr`)
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24 | p += 3
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25 | _ = p - 1
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26 | p--
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| ~~
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27 | p -= 3
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28 | _ = p[3]
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vlib/v/checker/tests/pointer_ops.vv:27:3: error: operator `-=` not defined on left operand type `nil`
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25 | _ = p - 1
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26 | p--
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27 | p -= 3
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| ^
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28 | _ = p[3]
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29 | mut foo := &Foo{}
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vlib/v/checker/tests/pointer_ops.vv:28:8: error: type `nil` does not support indexing
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26 | p--
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27 | p -= 3
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28 | _ = p[3]
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| ~~~
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29 | mut foo := &Foo{}
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30 | foo % 3
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vlib/v/checker/tests/pointer_ops.vv:30:3: error: invalid operator `%` to `&Foo` and `int literal`
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28 | _ = p[3]
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29 | mut foo := &Foo{}
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30 | foo % 3
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| ~~~~~~~
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31 | }
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32 | }
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@ -1,5 +1,22 @@
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struct Foo {}
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// void* arithmetic is not allowed in MSVC, so ban it
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fn test_voidptr() {
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unsafe {
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mut p := voidptr(u64(0))
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_ = p + 1
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p++
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p += 3
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_ = p - 1
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p--
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p -= 3
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_ = p[3]
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mut foo := &Foo{}
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foo % 3
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}
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}
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fn test_nil() {
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unsafe {
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mut p := nil
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_ = p + 1
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@ -13,5 +30,3 @@ fn test_voidptr() {
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foo % 3
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}
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}
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struct Foo {}
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