Implement unused pattern bindings, continued (#6518)

Implementation of unused pattern bindings #2022, continued.

Whereas previous PR #6460 took care of parsing, and PR #6479 prepared
the stage by using _ in some test cases, this PR has the the actual
implementation, using a simple dataflow analysis.

---------

Co-authored-by: Burak Emir <bqe@google.com>
Co-authored-by: jonmeow <jperkins@google.com>
This commit is contained in:
Burak Emir
2026-02-19 23:33:36 +00:00
committed by GitHub
co-authored by Burak Emir jonmeow
parent bea24a8bee
commit fdb188ccfd
366 changed files with 8453 additions and 7996 deletions
+3 -3
View File
@@ -47,10 +47,10 @@ import Cpp library "abstract.h";
class C {
extend base: Cpp.A;
// CHECK:STDERR: fail_todo_impl_abstract_member.carbon:[[@LINE+4]]:3: error: override without compatible virtual in base class [OverrideWithoutVirtualInBase]
// CHECK:STDERR: override fn f[ref self: Self]() {}
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: override fn f[unused ref self: Self]() {}
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR:
override fn f[ref self: Self]() {}
override fn f[unused ref self: Self]() {}
}
// --- abstract_final.h