internal/goversion: update to 1.15

This is a second attempt at CL 230024, with
cmd/go/testdata/script/mod_retention.txt updated to perform a
version-independent comparison on the 'go' version added to a go.mod
file that lacks one.

Fixes #38708

Change-Id: I15dcd83b51ed5ec57946b419bcbaec41e85a46f9
Reviewed-on: https://go-review.googlesource.com/c/go/+/230382
Run-TryBot: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>

diff --git a/src/cmd/go/testdata/script/mod_retention.txt b/src/cmd/go/testdata/script/mod_retention.txt
index bff4142ad83a22193aeec9b73386425e02a2f61c..1d83e6c07e897e993d57facb6e6fb2a43dbb4855 100644 (file)
--- a/src/cmd/go/testdata/script/mod_retention.txt
+++ b/src/cmd/go/testdata/script/mod_retention.txt
@@ -64,7 +64,7 @@ cmp go.mod go.mod.tidy
 # However, that should not remove other redundant requirements.
 cp go.mod.nogo go.mod
 go list all
-cmp go.mod go.mod.redundant
+cmpenv go.mod go.mod.currentgo
 
 
 -- go.mod.tidy --
@@ -133,3 +133,13 @@ require (
        rsc.io/sampler v1.3.0 // indirect
        rsc.io/testonly v1.0.0 // indirect
 )
+-- go.mod.currentgo --
+module m
+
+go $goversion
+
+require (
+       rsc.io/quote v1.5.2
+       rsc.io/sampler v1.3.0 // indirect
+       rsc.io/testonly v1.0.0 // indirect
+)

diff --git a/src/go/build/doc.go b/src/go/build/doc.go
index bf60ff7fc27e7ab46d71b5f673a0637d403ced0c..9633d599f36746e309be1a0dbf7362b40c6b0189 100644 (file)
--- a/src/go/build/doc.go
+++ b/src/go/build/doc.go
@@ -112,6 +112,7 @@
 //     - "go1.12", from Go version 1.12 onward
 //     - "go1.13", from Go version 1.13 onward
 //     - "go1.14", from Go version 1.14 onward
+//     - "go1.15", from Go version 1.15 onward
 //     - any additional words listed in ctxt.BuildTags
 //
 // There are no build tags for beta or minor releases.

diff --git a/src/internal/goversion/goversion.go b/src/internal/goversion/goversion.go
index c5783337b31e59ff8d8447f761dc85c7af85305c..4ffd34c1a28588597f443a1cae37a96723ee5ebe 100644 (file)
--- a/src/internal/goversion/goversion.go
+++ b/src/internal/goversion/goversion.go
@@ -10,4 +10,4 @@ package goversion
 //
 // When incrementing this, also add to the list at src/go/build/doc.go
 // (search for "onward").
-const Version = 14
+const Version = 15