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Looks good to me :) |
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Perhaps also add an assert_invalid test?
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lgtm |
ngzhian
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…#180) Tests are synced from WAVM/WAVM#251
dhil
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…ebAssembly#180) * Update core formal spec to the current (3rd) EH proposal As described in `proposals/exceptions/Exceptions.md` and in `proposals/exceptions/Exceptions-formal-overview.md`. * Detailed changes from the previous (2nd proposal) formal spec: - Removed: + the reference type "exnref" is removed, + the administrative instruction "REFEXNADDR" is removed, + Release dependencies "bulk instructions" and "reference types" are removed. - Renamed: + "exn" and (most occurrences of) "exception" renamed to "tag", + "EITYPE" renamed to "TAGITYPE", + "ETYPE" renamed to "TAGTYPE", + variable names for tags changed from "et" to "tt" or "tagt" and "iet" to "itagt", + "CATCHN" is renamed to "CATCHadm". + "THROWADDR" is renamed to "THROWadm". - Adjusted: + syntax and rules for "TRY-CATCH", "RETHROW", and "CATCHadm", + folded text format for "TRY-CATCH", + validation example of control frame with opcode catch. - Added: + validation example of control frame with opcode catch_all, + administrative instructions "CAUGHTadm" and "DELEGATEadm" with rules, + syntax and rules for "TRY-DELEGATE". - Most prose that is changing in the 3rd spec is removed and several temporary `..todo::` sections are added. + These will be updated in followup PRs. Co-authored-by: Heejin Ahn <aheejin@gmail.com> Co-authored-by: Andreas Rossberg <rossberg@mpi-sws.org>
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Disallows redundant arguments to a break targeting a label of type
None(addresses #179).Conceptually, there is no specific harm in allowing this, but it also is not useful. Rather be consistent with the checking for calls.