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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>
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Burak Emir
jonmeow
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@@ -12,7 +12,7 @@
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// TIP: To dump output, run:
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// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/function/call/params_one.carbon
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fn Foo(a: i32) {}
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fn Foo(unused a: i32) {}
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fn Main() {
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Foo(1);
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