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Go go1.19beta1

Go: go1.19beta1 Release

Release date:
January 9, 2023
Previous version:
go1.18.10 (released January 17, 2023)
Magnitude:
3,718 Diff Delta
Contributors:
21 total committers
Data confidence:
Commits:
64 impacting commits

120 Features Released with go1.19beta1

bytes: Trim returns empty slice instead of nil in 1.18
#51793
cmd/compile: miscompilation of comparison between type parameter and interface
#51522
cmd/pprof: graphviz node names are funny with generics
#54105
reflect: can set map elem with string key of a different string type
#52379
cmd/compile: panic: offset too large
#55357
cmd/compile: internal compiler error: weird package in name: p.a => a from "test/p", not ""
#51423
crypto/x509: Verify on macOS does not return typed errors
#56891
math/big: index out of range in Float.GobDecode
#53871
runtime, cgo: programs using Cocoa/OpenGL/Metal APIs on macOS exhibit problems at tip not seen in 1.19.4
#57263
go/types, types2: scope for `:=`-defined range iteration variables is incorrect
#51437
cmd/go: livelock when computing module graph in a workspace with GOPROXY=off [1.18 backport]
#53875
reflect: sort.SliceStable sorts incorrectly on arm64 with `less` function created with `reflect.MakeFunc` and slice of sufficient length [1.18 backport]
#57211
net/http: limit canonical header cache by bytes, not entries (CVE-2022-41717)
#56350
types2: adjust types reported for shift expressions with constant RHS to match `go/types`
#47410
go/types, types2: disable inference for instances of defined types (not functions) for 1.18
#51527
go/types, types2: type inference should unify interface types
#51593
cmd/compile: could not import "package" (cannot import "package" (type parameter bound more than once), possibly version skew - reinstall package)
#51836
fatal error: bulkBarrierPreWrite: unaligned arguments (go 1.19.1, looks like regression)
#55122
crypto/tls: support ECDHE key exchanges when ec_point_formats is missing in ClientHello extension
#49126
encoding/gob: stack exhaustion in Decoder.Decode (CVE-2022-30635) [1.17 backport]
#53709
os: TestKillFindProcess failures with "Test process succeeded, but expected to fail"
#44131
crypto/x509: x509 certificate with issuerUniqueID and/or subjectUniqueID parse error
#51754
cmd/go: `go run -mod=mod [files...]` does not update go.mod and go.sum
#52331
runtime: gentraceback() dead loop on arm64 casued the process hang [1.17 backport]
#53111
cmd/compile: compiler crash with "Dictionary should have already been generated"
#52279
cmd/compile: incorrect handling of iota in 1.18 [1.18 backport]
#52441
cmd/go: `go work init .` adds `./.` instead of `.`
#51448
path/filepath: stack exhaustion in Glob (CVE-2022-30632) [1.17 backport]
#53713
runtime: "runtime·lock: lock count" fatal error when cgo is enabled
#56243
crypto/x509: TestPlatformVerifier is failing on windows-amd64-longtest
#52094

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Top Contributors in go1.19beta1

neild
rsc
randall77
bcmills
rolandshoemaker
mdempsky
cherrymui
griesemer
ianlancetaylor
pmur

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