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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:
13,035 Diff Delta
Contributors:
42 total committers
Data confidence:
Commits:
180 impacting commits

95 Features Released with go1.19beta1

cmd/go: add a workspace mode
#45713
cmd/go: migrate tests from `vcs-test.golang.org` to a test-local server
#27494
crypto/x509: reject SHA-1 signatures in Verify
#41682
testing: fuzzing with float64 can produce errors and unparsable corpus files
#51258
misc/cgo: TestSignalForwardingExternal sometimes fails with wrong signal SIGINT
#53907
cmd/compile: type inference fails using constraint with approximate map element
#51229
cmd/compile: embedding comparable is not considered in calculating type sets
#51472
go/types, types2: duplicate type instances are not recorded in Info.Instances
#51494
net/http: bad handling of HEAD requests with a body
#53960
go/types, types2: disable field accesses through type parameters for now
#51576
cmd/go: data race in TestScript
#54423
regexp/syntax: limit memory used by parsing regexps
#55949
go/types: NewMethodSet doesn't terminate for recursively embedded generics
#52715
runtime: total allocation stats are managed in a `uintptr` which can quickly wrap around on 32-bit architectures
#52680
cmd/go: "go test" seems to now require git due to -buildvcs
#51723
go/types, types2: scope is unset on receivers of instantiated methods
#51920
runtime: in generic code, convert iface to type failed with "types from different scopes"
#51250
cmd/compile: could not import "package" (cannot import "package" (type parameter bound more than once), possibly version skew - reinstall package)
#51836
encoding/pem: stack overflow
#51853
syscall: Go can leak a forked process if main thread exits before spawn finished
#33565
go/types: no way to construct the signature of append(s, "string"...) via the API
#55030
go/types: no way to construct the signature of append(s, "string"...) via the API [1.19 backport]
#55149
cmd/compile: cannot convert v (variable of type *Bar[T]) to type *Foo[T]
#52529
archive/tar: unbounded memory consumption when reading headers
#54853
cmd/compile: miscompilation of comparison between type parameter and interface
#51522
cmd/pprof: graphviz node names are funny with generics
#54105
runtime,cmd/compile: apparent memory corruption in compress/flate
#54596
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

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Top Contributors in go1.19beta1

bcmills
dmitshur
griesemer
findleyr
randall77
rolandshoemaker
cherrymui
neild
cuonglm
rsc

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