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Cherry Zhang 5f45a3337e reflect: align first argument in callMethod
When calling a function obtained from reflect.Value.Method (or
MethodByName), we copy the arguments from the caller frame, which
does not include the receiver, to a new frame to call the actual
method, which does include the receiver. Here we need to align
the first (non-receiver) argument. As the receiver is pointer
sized, it is generally naturally aligned, except on amd64p32,
where the argument can have larger alignment, and this aligning
becomes necessary.

Fixes #33628.

Change-Id: I5bea0e20173f06d1602c5666d4f334e3d0de5c1e
Reviewed-on: https://go-review.googlesource.com/c/go/+/190297
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
2019-08-14 19:49:15 +00:00
.github .github: don't render author-facing text in ISSUE_TEMPLATE 2018-11-02 04:47:34 +00:00
api api/go1.13: add debug/elf.Symbol fields added in CL 184099 2019-08-08 18:44:16 +00:00
doc doc/go1.13: add missing periods 2019-08-14 11:43:16 +00:00
lib/time lib/time: update tz data to 2019b 2019-07-03 23:08:27 +00:00
misc cmd/go: include GOEXPERIMENT flags in tool id for cache key 2019-07-17 22:57:03 +00:00
src reflect: align first argument in callMethod 2019-08-14 19:49:15 +00:00
test cmd/link: increase the function call limit in stkcheck 2019-08-09 20:22:03 +00:00
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AUTHORS A: Add Maya Rashish (individual CLA) 2019-04-23 14:40:30 +00:00
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CONTRIBUTORS CONTRIBUTORS: first round of updates for Go 1.13 2019-07-17 12:57:52 +00:00
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