1 files changed, 57 insertions, 0 deletions
diff --git a/tests/ui/pattern/pat-tuple-field-count-cross.rs b/tests/ui/pattern/pat-tuple-field-count-cross.rs
new file mode 100644
index 00000000000..b63da4e154f
--- /dev/null
+++ b/tests/ui/pattern/pat-tuple-field-count-cross.rs
@@ -0,0 +1,57 @@
+// aux-build:declarations-for-tuple-field-count-errors.rs
+
+extern crate declarations_for_tuple_field_count_errors;
+
+use declarations_for_tuple_field_count_errors::*;
+
+fn main() {
+    match Z0 {
+        Z0() => {} //~ ERROR expected tuple struct or tuple variant, found unit struct `Z0`
+        Z0(x) => {} //~ ERROR expected tuple struct or tuple variant, found unit struct `Z0`
+    }
+    match Z1() {
+        Z1 => {} //~ ERROR match bindings cannot shadow tuple structs
+        Z1(x) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple struct has 0 fields
+    }
+
+    match S(1, 2, 3) {
+        S() => {} //~ ERROR this pattern has 0 fields, but the corresponding tuple struct has 3 fields
+        S(1) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple struct has 3 fields
+        S(xyz, abc) => {} //~ ERROR this pattern has 2 fields, but the corresponding tuple struct has 3 fields
+        S(1, 2, 3, 4) => {} //~ ERROR this pattern has 4 fields, but the corresponding tuple struct has 3 fields
+    }
+    match M(1, 2, 3) {
+        M() => {} //~ ERROR this pattern has 0 fields, but the corresponding tuple struct has 3 fields
+        M(1) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple struct has 3 fields
+        M(xyz, abc) => {} //~ ERROR this pattern has 2 fields, but the corresponding tuple struct has 3 fields
+        M(1, 2, 3, 4) => {} //~ ERROR this pattern has 4 fields, but the corresponding tuple struct has 3 fields
+    }
+
+    match E1::Z0 {
+        E1::Z0() => {} //~ ERROR expected tuple struct or tuple variant, found unit variant `E1::Z0`
+        E1::Z0(x) => {} //~ ERROR expected tuple struct or tuple variant, found unit variant `E1::Z0`
+    }
+    match E1::Z1() {
+        E1::Z1 => {} //~ ERROR expected unit struct, unit variant or constant, found tuple variant `E1::Z1`
+        E1::Z1(x) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple variant has 0 fields
+    }
+    match E1::S(1, 2, 3) {
+        E1::S() => {} //~ ERROR this pattern has 0 fields, but the corresponding tuple variant has 3 fields
+        E1::S(1) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple variant has 3 fields
+        E1::S(xyz, abc) => {} //~ ERROR this pattern has 2 fields, but the corresponding tuple variant has 3 fields
+        E1::S(1, 2, 3, 4) => {} //~ ERROR this pattern has 4 fields, but the corresponding tuple variant has 3 fields
+    }
+
+    match E2::S(1, 2, 3) {
+        E2::S() => {} //~ ERROR this pattern has 0 fields, but the corresponding tuple variant has 3 fields
+        E2::S(1) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple variant has 3 fields
+        E2::S(xyz, abc) => {} //~ ERROR this pattern has 2 fields, but the corresponding tuple variant has 3 fields
+        E2::S(1, 2, 3, 4) => {} //~ ERROR this pattern has 4 fields, but the corresponding tuple variant has 3 fields
+    }
+    match E2::M(1, 2, 3) {
+        E2::M() => {} //~ ERROR this pattern has 0 fields, but the corresponding tuple variant has 3 fields
+        E2::M(1) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple variant has 3 fields
+        E2::M(xyz, abc) => {} //~ ERROR this pattern has 2 fields, but the corresponding tuple variant has 3 fields
+        E2::M(1, 2, 3, 4) => {} //~ ERROR this pattern has 4 fields, but the corresponding tuple variant has 3 fields
+    }
+}