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|
// RUN: not mlir-pdll %s -split-input-file 2>&1 | FileCheck %s
//===----------------------------------------------------------------------===//
// Constraint Structure
//===----------------------------------------------------------------------===//
// CHECK: expected identifier name
Constraint {}
// -----
// CHECK: :6:12: error: `Foo` has already been defined
// CHECK: :5:12: note: see previous definition here
Constraint Foo() { op<>; }
Constraint Foo() { op<>; }
// -----
Constraint Foo() {
// CHECK: `erase` cannot be used within a Constraint
erase op<>;
}
// -----
Constraint Foo() {
// CHECK: `replace` cannot be used within a Constraint
replace;
}
// -----
Constraint Foo() {
// CHECK: `rewrite` cannot be used within a Constraint
rewrite;
}
// -----
Constraint Foo() -> Value {
// CHECK: `return` terminated the `Constraint` body, but found trailing statements afterwards
return _: Value;
return _: Value;
}
// -----
// CHECK: missing return in a `Constraint` expected to return `Value`
Constraint Foo() -> Value {
let value: Value;
}
// -----
// CHECK: expected `Constraint` lambda body to contain a single expression
Constraint Foo() -> Value => let foo: Value;
// -----
// CHECK: unable to convert expression of type `Op` to the expected type of `Attr`
Constraint Foo() -> Attr => op<>;
// -----
Rewrite SomeRewrite();
// CHECK: unable to invoke `Rewrite` within a match section
Constraint Foo() {
SomeRewrite();
}
// -----
Constraint Foo() {
Constraint Foo() {};
}
// -----
//===----------------------------------------------------------------------===//
// Arguments
//===----------------------------------------------------------------------===//
// CHECK: expected `(` to start argument list
Constraint Foo {}
// -----
// CHECK: expected identifier argument name
Constraint Foo(10{}
// -----
// CHECK: expected `:` before argument constraint
Constraint Foo(arg{}
// -----
// CHECK: inline `Attr`, `Value`, and `ValueRange` type constraints are not permitted on arguments or results
Constraint Foo(arg: Value<type>){}
// -----
// CHECK: expected `)` to end argument list
Constraint Foo(arg: Value{}
// -----
//===----------------------------------------------------------------------===//
// Results
//===----------------------------------------------------------------------===//
// CHECK: expected identifier constraint
Constraint Foo() -> {}
// -----
// CHECK: cannot create a single-element tuple with an element label
Constraint Foo() -> result: Value {}
// -----
// CHECK: cannot create a single-element tuple with an element label
Constraint Foo() -> (result: Value) {}
// -----
// CHECK: expected identifier constraint
Constraint Foo() -> () {}
// -----
// CHECK: expected `:` before result constraint
Constraint Foo() -> (result {};
// -----
// CHECK: expected `)` to end result list
Constraint Foo() -> (Op{};
// -----
// CHECK: inline `Attr`, `Value`, and `ValueRange` type constraints are not permitted on arguments or results
Constraint Foo() -> Value<type>) {}
// -----
//===----------------------------------------------------------------------===//
// Native Constraints
//===----------------------------------------------------------------------===//
Pattern {
// CHECK: external declarations must be declared in global scope
Constraint ExternalConstraint();
}
// -----
// CHECK: expected `;` after native declaration
Constraint Foo() [{}]
// -----
// CHECK: native Constraints currently do not support returning results
Constraint Foo() -> Op;
|
