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Tomasz Jezierski 0f6ee42fe0 encoding/gob: replace runtime values with constants in init()
Current init() implementation in `encoding/gob/decode.go` checks int/uint/uintptr bit size with reflection in runtime. We could replace it with values available on compile stage. This should reduce time and allocations on binary start.
Results from GODEBUG=inittrace=1:
before:
init encoding/gob @4.4 ms, 0.21 ms clock, 43496 bytes, 652 allocs
after:
init encoding/gob @4.4 ms, 0.15 ms clock, 41672 bytes, 643 allocs

Updates #54184

Change-Id: I46dda2682fb92519da199415e29401d61edce697
Reviewed-on: https://go-review.googlesource.com/c/go/+/420455
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Rob Pike <r@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2022-08-08 06:16:59 +00:00
.github .github: remove duplicate security link 2022-01-07 17:55:09 +00:00
api fmt: add a function to recover the original format string given a State 2022-08-06 09:19:31 +00:00
doc doc: move Go 1.19 release notes to x/website 2022-08-01 18:07:12 +00:00
lib/time lib/time, time/tzdata: update to 2022a 2022-05-31 08:53:53 +00:00
misc all: disable tests that fail on Alpine 2022-08-02 17:23:42 +00:00
src encoding/gob: replace runtime values with constants in init() 2022-08-08 06:16:59 +00:00
test cmd/compile: fix import/export of ODYNAMICDOTTYPE 2022-08-06 15:20:00 +00:00
.gitattributes all: treat all files as binary, but check in .bat with CRLF 2020-06-08 15:31:43 +00:00
.gitignore internal/buildcfg: move build configuration out of cmd/internal/objabi 2021-04-16 19:20:53 +00:00
codereview.cfg codereview.cfg: add codereview.cfg for master branch 2021-02-19 18:44:53 +00:00
CONTRIBUTING.md all: restore changes from faulty merge/revert 2018-02-12 20:13:59 +00:00
LICENSE doc: revert copyright date to 2009 2016-06-01 22:40:04 +00:00
PATENTS LICENSE: separate, change PATENTS text 2010-12-06 16:31:59 -05:00
README.md README.md: update wiki link 2022-04-26 16:21:18 +00:00
SECURITY.md SECURITY.md: replace golang.org with go.dev 2022-04-26 19:59:47 +00:00

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