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2 Commits

Author SHA1 Message Date
Matthew Dempsky
18c6ec1e4a cmd/compile/internal/noder: stop preserving original const strings
One of the more tedious quirks of the original frontend (i.e.,
typecheck) to preserve was that it preserved the original
representation of constants into the backend. To fit into the unified
IR model, I ended up implementing a fairly heavyweight workaround:
simply record the original constant's string expression in the export
data, so that diagnostics could still report it back, and match the
old test expectations.

But now that there's just a single frontend to support, it's easy
enough to just update the test expectations and drop this support for
"raw" constant expressions.

Change-Id: I1d859c5109d679879d937a2b213e777fbddf4f2f
Reviewed-on: https://go-review.googlesource.com/c/go/+/526376
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
2023-09-08 18:50:24 +00:00
Cherry Mui
994eca4883 test: add escape test for reflect.Value operations
With CL 408826 reflect.Value does not always escape. We need to
make sure Value operations does (or does not) escape the Value
correctly. This CL adds a test.

There are still a few unfortunate cases, where some Value
operations escape more than necessary (comparing to a non-reflect
version of the code), but hard to fix. These are mostly that a
Value would escape conditionally (mostly on the type of the Value),
but currently we don't have a good way to express that.

Change-Id: I9fdfc7584670aa09c5a01f6b2803f2043aaddb65
Reviewed-on: https://go-review.googlesource.com/c/go/+/441938
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>
2023-05-12 23:13:19 +00:00