Johnni Winther
56490f9776
The added field holds the interface signature type for a Procedure when this is different from the class signature type (implied by the function parameters and return type). This is needed for forwarding semi stubs when its declared type is different from the called super member. Closes https://github.com/dart-lang/sdk/issues/47072 TEST=pkg/front_end/testcases/general/implement_semi_stub.dart and more Change-Id: I4a7cdc9d564fb0a59e7b06e83646b5410d8d82f5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/216420 Commit-Queue: Johnni Winther <johnniwinther@google.com> Reviewed-by: Chloe Stefantsova <dmitryas@google.com>
Conversion to a textual format.
The text format is currently very ad-hoc and there is no conversion back, but it's a pleasant way to view the IR.