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Commit Graph

5 Commits

Author SHA1 Message Date
Matthew Dempsky
999589e148 test: use dot-relative imports where appropriate
Currently, run.go's *dir tests allow "x.go" to be imported
interchangeably as either "x" or "./x". This is generally fine, but
can cause problems when "x" is the name of a standard library
package (e.g., "fixedbugs/bug345.dir/io.go").

This CL is an automated rewrite to change all `import "x"` directives
to use `import "./x"` instead. It has no effect today, but will allow
subsequent CLs to update test/run.go to resolve "./x" to "test/x" to
avoid stdlib collisions.

Change-Id: Ic76cd7140e83b47e764f8a499e59936be2b3c876
Reviewed-on: https://go-review.googlesource.com/c/go/+/395116
Trust: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2022-03-24 02:14:15 +00:00
Robert Griesemer
b8248fab89 go/types, types2: disable field accesses through type parameters
This is a feature that is not understood well enough and may have
subtle repercussions impacting future changes. Disable for Go 1.18.

The actual change is trivial: disable a branch through a flag.
The remaining changes are adjustments to tests.

Fixes #51576.

Change-Id: Ib77b038b846711a808315a8889b3904e72367bce
Reviewed-on: https://go-review.googlesource.com/c/go/+/391135
Trust: Robert Griesemer <gri@golang.org>
Run-TryBot: Robert Griesemer <gri@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2022-03-09 21:26:42 +00:00
Robert Griesemer
4fea5935f5 go/types, types2: disallow real, imag, complex on type parameters
We can type-check these fine but the API implications are unclear.

Fixes #50912.
For #50937.

Change-Id: If29bbb4a257ff6a85e3bfcd4755fd8f90c80fb87
Reviewed-on: https://go-review.googlesource.com/c/go/+/382116
Trust: Robert Griesemer <gri@golang.org>
Run-TryBot: Robert Griesemer <gri@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2022-02-01 01:07:25 +00:00
Dan Scales
078ddecc32 test: add a new test absdiff3.go which uses function callback
We have disallowed having a typeparam on the right-hand-side of a type
declaration. So, we disabled much of the test absdiff.go. I recently
wrote a new test absdiff2.go to use a structure containing the type
param type, so I could attach a method properly and run the full test.

As a contrast, I thought I would create absdiff3.go, where the Abs
functionality is passed in as a function callback (but derived from a
generic function). This is simpler, and more inline with some of the
guidelines that Ian has been proposing (use passed-in functions rather
than requiring methods, when possible, for greater ease-of-use).

Only adds a new test absdiff3.go. (And fixes a comment in absdiff2.go.)

Change-Id: I6dd185b50a3baeec31f689a892319963468a7201
Reviewed-on: https://go-review.googlesource.com/c/go/+/380774
Reviewed-by: Robert Griesemer <gri@golang.org>
Trust: Dan Scales <danscales@google.com>
2022-01-25 20:14:15 +00:00
Dan Scales
16d6a5233a cmd/compile: new absdiff.go test, fix problem with g.curDecl
Added a new absdiff2.go test case, which works fully without using a
typeparam on the right-hand-side of a type declaration (which is
disallowed). Fixed an issue that the test revealed, which is that we
need to set g.curDecl properly for the "later" functions which are
deferred until after all declarations are initially processed. Also,
g.curDecl may be non-nil in typeDecl for local type declaration. So, we
adjust the associate assertion, and save/restore g.curDecl
appropriately.

Fixes #50790

Change-Id: Ieed76a7ad0a83bccb99cbad4bf98a7bfafbcbbd3
Reviewed-on: https://go-review.googlesource.com/c/go/+/380594
Reviewed-by: Keith Randall <khr@golang.org>
Trust: Dan Scales <danscales@google.com>
2022-01-25 00:39:08 +00:00