summaryrefslogtreecommitdiffstats
path: root/tests/ui/variance
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ui/variance')
-rw-r--r--tests/ui/variance/variance-associated-types.rs2
-rw-r--r--tests/ui/variance/variance-associated-types.stderr2
-rw-r--r--tests/ui/variance/variance-issue-20533.stderr6
-rw-r--r--tests/ui/variance/variance-regions-direct.rs12
-rw-r--r--tests/ui/variance/variance-regions-direct.stderr12
-rw-r--r--tests/ui/variance/variance-regions-indirect.rs8
-rw-r--r--tests/ui/variance/variance-regions-indirect.stderr8
-rw-r--r--tests/ui/variance/variance-trait-object-bound.rs2
-rw-r--r--tests/ui/variance/variance-trait-object-bound.stderr2
-rw-r--r--tests/ui/variance/variance-types.rs2
-rw-r--r--tests/ui/variance/variance-types.stderr2
11 files changed, 32 insertions, 26 deletions
diff --git a/tests/ui/variance/variance-associated-types.rs b/tests/ui/variance/variance-associated-types.rs
index 1165fb53c..ecb082182 100644
--- a/tests/ui/variance/variance-associated-types.rs
+++ b/tests/ui/variance/variance-associated-types.rs
@@ -10,7 +10,7 @@ trait Trait<'a> {
}
#[rustc_variance]
-struct Foo<'a, T : Trait<'a>> { //~ ERROR [-, +]
+struct Foo<'a, T : Trait<'a>> { //~ ERROR [+, +]
field: (T, &'a ())
}
diff --git a/tests/ui/variance/variance-associated-types.stderr b/tests/ui/variance/variance-associated-types.stderr
index 51f17c7c2..70cb246f6 100644
--- a/tests/ui/variance/variance-associated-types.stderr
+++ b/tests/ui/variance/variance-associated-types.stderr
@@ -1,4 +1,4 @@
-error: [-, +]
+error: [+, +]
--> $DIR/variance-associated-types.rs:13:1
|
LL | struct Foo<'a, T : Trait<'a>> {
diff --git a/tests/ui/variance/variance-issue-20533.stderr b/tests/ui/variance/variance-issue-20533.stderr
index 008e2a002..258f67db5 100644
--- a/tests/ui/variance/variance-issue-20533.stderr
+++ b/tests/ui/variance/variance-issue-20533.stderr
@@ -1,6 +1,8 @@
error[E0505]: cannot move out of `a` because it is borrowed
--> $DIR/variance-issue-20533.rs:28:14
|
+LL | let a = AffineU32(1);
+ | - binding `a` declared here
LL | let x = foo(&a);
| -- borrow of `a` occurs here
LL | drop(a);
@@ -11,6 +13,8 @@ LL | drop(x);
error[E0505]: cannot move out of `a` because it is borrowed
--> $DIR/variance-issue-20533.rs:34:14
|
+LL | let a = AffineU32(1);
+ | - binding `a` declared here
LL | let x = bar(&a);
| -- borrow of `a` occurs here
LL | drop(a);
@@ -21,6 +25,8 @@ LL | drop(x);
error[E0505]: cannot move out of `a` because it is borrowed
--> $DIR/variance-issue-20533.rs:40:14
|
+LL | let a = AffineU32(1);
+ | - binding `a` declared here
LL | let x = baz(&a);
| -- borrow of `a` occurs here
LL | drop(a);
diff --git a/tests/ui/variance/variance-regions-direct.rs b/tests/ui/variance/variance-regions-direct.rs
index 3f34e7655..39ea77a8a 100644
--- a/tests/ui/variance/variance-regions-direct.rs
+++ b/tests/ui/variance/variance-regions-direct.rs
@@ -6,7 +6,7 @@
// Regions that just appear in normal spots are contravariant:
#[rustc_variance]
-struct Test2<'a, 'b, 'c> { //~ ERROR [-, -, -]
+struct Test2<'a, 'b, 'c> { //~ ERROR [+, +, +]
x: &'a isize,
y: &'b [isize],
c: &'c str
@@ -15,7 +15,7 @@ struct Test2<'a, 'b, 'c> { //~ ERROR [-, -, -]
// Those same annotations in function arguments become covariant:
#[rustc_variance]
-struct Test3<'a, 'b, 'c> { //~ ERROR [+, +, +]
+struct Test3<'a, 'b, 'c> { //~ ERROR [-, -, -]
x: extern "Rust" fn(&'a isize),
y: extern "Rust" fn(&'b [isize]),
c: extern "Rust" fn(&'c str),
@@ -24,7 +24,7 @@ struct Test3<'a, 'b, 'c> { //~ ERROR [+, +, +]
// Mutability induces invariance:
#[rustc_variance]
-struct Test4<'a, 'b:'a> { //~ ERROR [-, o]
+struct Test4<'a, 'b:'a> { //~ ERROR [+, o]
x: &'a mut &'b isize,
}
@@ -32,7 +32,7 @@ struct Test4<'a, 'b:'a> { //~ ERROR [-, o]
// contravariant context:
#[rustc_variance]
-struct Test5<'a, 'b:'a> { //~ ERROR [+, o]
+struct Test5<'a, 'b:'a> { //~ ERROR [-, o]
x: extern "Rust" fn(&'a mut &'b isize),
}
@@ -42,7 +42,7 @@ struct Test5<'a, 'b:'a> { //~ ERROR [+, o]
// argument list occurs in an invariant context.
#[rustc_variance]
-struct Test6<'a, 'b:'a> { //~ ERROR [-, o]
+struct Test6<'a, 'b:'a> { //~ ERROR [+, o]
x: &'a mut extern "Rust" fn(&'b isize),
}
@@ -56,7 +56,7 @@ struct Test7<'a> { //~ ERROR [*]
// Try enums too.
#[rustc_variance]
-enum Test8<'a, 'b, 'c:'b> { //~ ERROR [+, -, o]
+enum Test8<'a, 'b, 'c:'b> { //~ ERROR [-, +, o]
Test8A(extern "Rust" fn(&'a isize)),
Test8B(&'b [isize]),
Test8C(&'b mut &'c str),
diff --git a/tests/ui/variance/variance-regions-direct.stderr b/tests/ui/variance/variance-regions-direct.stderr
index eda02e9b0..c55730296 100644
--- a/tests/ui/variance/variance-regions-direct.stderr
+++ b/tests/ui/variance/variance-regions-direct.stderr
@@ -1,28 +1,28 @@
-error: [-, -, -]
+error: [+, +, +]
--> $DIR/variance-regions-direct.rs:9:1
|
LL | struct Test2<'a, 'b, 'c> {
| ^^^^^^^^^^^^^^^^^^^^^^^^
-error: [+, +, +]
+error: [-, -, -]
--> $DIR/variance-regions-direct.rs:18:1
|
LL | struct Test3<'a, 'b, 'c> {
| ^^^^^^^^^^^^^^^^^^^^^^^^
-error: [-, o]
+error: [+, o]
--> $DIR/variance-regions-direct.rs:27:1
|
LL | struct Test4<'a, 'b:'a> {
| ^^^^^^^^^^^^^^^^^^^^^^^
-error: [+, o]
+error: [-, o]
--> $DIR/variance-regions-direct.rs:35:1
|
LL | struct Test5<'a, 'b:'a> {
| ^^^^^^^^^^^^^^^^^^^^^^^
-error: [-, o]
+error: [+, o]
--> $DIR/variance-regions-direct.rs:45:1
|
LL | struct Test6<'a, 'b:'a> {
@@ -34,7 +34,7 @@ error: [*]
LL | struct Test7<'a> {
| ^^^^^^^^^^^^^^^^
-error: [+, -, o]
+error: [-, +, o]
--> $DIR/variance-regions-direct.rs:59:1
|
LL | enum Test8<'a, 'b, 'c:'b> {
diff --git a/tests/ui/variance/variance-regions-indirect.rs b/tests/ui/variance/variance-regions-indirect.rs
index f84f25ada..0d00535fe 100644
--- a/tests/ui/variance/variance-regions-indirect.rs
+++ b/tests/ui/variance/variance-regions-indirect.rs
@@ -5,14 +5,14 @@
#![feature(rustc_attrs)]
#[rustc_variance]
-enum Base<'a, 'b, 'c:'b, 'd> { //~ ERROR [+, -, o, *]
+enum Base<'a, 'b, 'c:'b, 'd> { //~ ERROR [-, +, o, *]
Test8A(extern "Rust" fn(&'a isize)),
Test8B(&'b [isize]),
Test8C(&'b mut &'c str),
}
#[rustc_variance]
-struct Derived1<'w, 'x:'y, 'y, 'z> { //~ ERROR [*, o, -, +]
+struct Derived1<'w, 'x:'y, 'y, 'z> { //~ ERROR [*, o, +, -]
f: Base<'z, 'y, 'x, 'w>
}
@@ -22,12 +22,12 @@ struct Derived2<'a, 'b:'a, 'c> { //~ ERROR [o, o, *]
}
#[rustc_variance] // Combine + and o to yield o (just pay attention to 'a here)
-struct Derived3<'a:'b, 'b, 'c> { //~ ERROR [o, -, *]
+struct Derived3<'a:'b, 'b, 'c> { //~ ERROR [o, +, *]
f: Base<'a, 'b, 'a, 'c>
}
#[rustc_variance] // Combine + and * to yield + (just pay attention to 'a here)
-struct Derived4<'a, 'b, 'c:'b> { //~ ERROR [+, -, o]
+struct Derived4<'a, 'b, 'c:'b> { //~ ERROR [-, +, o]
f: Base<'a, 'b, 'c, 'a>
}
diff --git a/tests/ui/variance/variance-regions-indirect.stderr b/tests/ui/variance/variance-regions-indirect.stderr
index fa2f4d507..edf2626d5 100644
--- a/tests/ui/variance/variance-regions-indirect.stderr
+++ b/tests/ui/variance/variance-regions-indirect.stderr
@@ -1,10 +1,10 @@
-error: [+, -, o, *]
+error: [-, +, o, *]
--> $DIR/variance-regions-indirect.rs:8:1
|
LL | enum Base<'a, 'b, 'c:'b, 'd> {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-error: [*, o, -, +]
+error: [*, o, +, -]
--> $DIR/variance-regions-indirect.rs:15:1
|
LL | struct Derived1<'w, 'x:'y, 'y, 'z> {
@@ -16,13 +16,13 @@ error: [o, o, *]
LL | struct Derived2<'a, 'b:'a, 'c> {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-error: [o, -, *]
+error: [o, +, *]
--> $DIR/variance-regions-indirect.rs:25:1
|
LL | struct Derived3<'a:'b, 'b, 'c> {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-error: [+, -, o]
+error: [-, +, o]
--> $DIR/variance-regions-indirect.rs:30:1
|
LL | struct Derived4<'a, 'b, 'c:'b> {
diff --git a/tests/ui/variance/variance-trait-object-bound.rs b/tests/ui/variance/variance-trait-object-bound.rs
index ec3c973bc..11303c465 100644
--- a/tests/ui/variance/variance-trait-object-bound.rs
+++ b/tests/ui/variance/variance-trait-object-bound.rs
@@ -11,7 +11,7 @@ use std::mem;
trait T { fn foo(&self); }
#[rustc_variance]
-struct TOption<'a> { //~ ERROR [-]
+struct TOption<'a> { //~ ERROR [+]
v: Option<Box<dyn T + 'a>>,
}
diff --git a/tests/ui/variance/variance-trait-object-bound.stderr b/tests/ui/variance/variance-trait-object-bound.stderr
index 7c46b553f..bfcc8d4a1 100644
--- a/tests/ui/variance/variance-trait-object-bound.stderr
+++ b/tests/ui/variance/variance-trait-object-bound.stderr
@@ -1,4 +1,4 @@
-error: [-]
+error: [+]
--> $DIR/variance-trait-object-bound.rs:14:1
|
LL | struct TOption<'a> {
diff --git a/tests/ui/variance/variance-types.rs b/tests/ui/variance/variance-types.rs
index b9b6d9c9b..cfc03b754 100644
--- a/tests/ui/variance/variance-types.rs
+++ b/tests/ui/variance/variance-types.rs
@@ -7,7 +7,7 @@ use std::cell::Cell;
// not considered bivariant.
#[rustc_variance]
-struct InvariantMut<'a,A:'a,B:'a> { //~ ERROR [-, o, o]
+struct InvariantMut<'a,A:'a,B:'a> { //~ ERROR [+, o, o]
t: &'a mut (A,B)
}
diff --git a/tests/ui/variance/variance-types.stderr b/tests/ui/variance/variance-types.stderr
index 9f7f1d9b0..0fda4b803 100644
--- a/tests/ui/variance/variance-types.stderr
+++ b/tests/ui/variance/variance-types.stderr
@@ -1,4 +1,4 @@
-error: [-, o, o]
+error: [+, o, o]
--> $DIR/variance-types.rs:10:1
|
LL | struct InvariantMut<'a,A:'a,B:'a> {