[dev.boringcrypto] all: merge master into dev.boringcrypto

Change-Id: I0596a40722bf62952bd2eba85ccf3f104de589e4

api/except.txt

@@ -456,3 +456,4 @@ pkg syscall (freebsd-arm-cgo), type Statfs_t struct, Mntonname [88]int8
 pkg text/scanner, const GoTokens = 1012
 pkg unicode, const Version = "10.0.0"
 pkg unicode, const Version = "11.0.0"
+pkg unicode, const Version = "12.0.0"

api/go1.15.txt

@@ -112,8 +112,6 @@ pkg debug/pe, const IMAGE_SUBSYSTEM_WINDOWS_GUI = 2
 pkg debug/pe, const IMAGE_SUBSYSTEM_WINDOWS_GUI ideal-int
 pkg debug/pe, const IMAGE_SUBSYSTEM_XBOX = 14
 pkg debug/pe, const IMAGE_SUBSYSTEM_XBOX ideal-int
-pkg go/printer, const StdFormat = 16
-pkg go/printer, const StdFormat Mode
 pkg math/big, method (*Int) FillBytes([]uint8) []uint8
 pkg net, method (*Resolver) LookupIP(context.Context, string, string) ([]IP, error)
 pkg net/url, method (*URL) EscapedFragment() string

api/next.txt

@@ -0,0 +1,19 @@
+pkg unicode, const Version = "13.0.0"
+pkg unicode, var Chorasmian *RangeTable
+pkg unicode, var Dives_Akuru *RangeTable
+pkg unicode, var Khitan_Small_Script *RangeTable
+pkg unicode, var Yezidi *RangeTable
+pkg text/template/parse, const NodeComment = 20
+pkg text/template/parse, const NodeComment NodeType
+pkg text/template/parse, const ParseComments = 1
+pkg text/template/parse, const ParseComments Mode
+pkg text/template/parse, method (*CommentNode) Copy() Node
+pkg text/template/parse, method (*CommentNode) String() string
+pkg text/template/parse, method (CommentNode) Position() Pos
+pkg text/template/parse, method (CommentNode) Type() NodeType
+pkg text/template/parse, type CommentNode struct
+pkg text/template/parse, type CommentNode struct, Text string
+pkg text/template/parse, type CommentNode struct, embedded NodeType
+pkg text/template/parse, type CommentNode struct, embedded Pos
+pkg text/template/parse, type Mode uint
+pkg text/template/parse, type Tree struct, Mode Mode

doc/articles/wiki/index.html

@@ -257,6 +257,7 @@ <h2>Using <code>net/http</code> to serve wiki pages</h2>
 import (
 	"fmt"
 	"io/ioutil"
+	"log"
 	<b>"net/http"</b>
 )
 </pre>

doc/asm.html

@@ -687,6 +687,13 @@ <h3 id="amd64">64-bit Intel 386 (a.k.a. amd64)</h3>
 MOVQ	g_m(AX), BX   // Move g.m into BX.
 </pre>
 
+<p>
+Register <code>BP</code> is callee-save.
+The assembler automatically inserts <code>BP</code> save/restore when frame size is larger than zero.
+Using <code>BP</code> as a general purpose register is allowed,
+however it can interfere with sampling-based profiling.
+</p>
+
 <h3 id="arm">ARM</h3>
 
 <p>

doc/contribute.html

@@ -45,8 +45,8 @@ <h3 id="contrib_overview">Overview</h3>
 </li>
 <li>
 <b>Step 2</b>: Configure authentication credentials for the Go Git repository.
-Visit <a href="https://go.googlesource.com/">go.googlesource.com</a>, click
-on the gear icon (top right), then on "Obtain password", and follow the
+Visit <a href="https://go.googlesource.com">go.googlesource.com</a>, click
+"Generate Password" in the page's top right menu bar, and follow the
 instructions.
 </li>
 <li>

doc/go1.14.html

@@ -609,6 +609,12 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
       If a program needs to accept invalid numbers like the empty string,
       consider wrapping the type with <a href="/pkg/encoding/json/#Unmarshaler"><code>Unmarshaler</code></a>.
     </p>
+
+    <p><!-- CL 200237 -->
+      <a href="/pkg/encoding/json/#Unmarshal"><code>Unmarshal</code></a>
+      can now support map keys with string underlying type which implement
+      <a href="/pkg/encoding/#TextUnmarshaler"><code>encoding.TextUnmarshaler</code></a>.
+    </p>
   </dd>
 </dl><!-- encoding/json -->
 

doc/go1.15.html

@@ -14,13 +14,21 @@
   main ul li { margin: 0.5em 0; }
 </style>
 
-<h2 id="introduction">DRAFT RELEASE NOTES — Introduction to Go 1.15</h2>
+<h2 id="introduction">Introduction to Go 1.15</h2>
 
 <p>
-  <strong>
-    Go 1.15 is not yet released. These are work-in-progress
-    release notes. Go 1.15 is expected to be released in August 2020.
-  </strong>
+  The latest Go release, version 1.15, arrives six months after <a href="go1.14">Go 1.14</a>.
+  Most of its changes are in the implementation of the toolchain, runtime, and libraries.
+  As always, the release maintains the Go 1 <a href="/doc/go1compat.html">promise of compatibility</a>.
+  We expect almost all Go programs to continue to compile and run as before.
+</p>
+
+<p>
+  Go 1.15 includes <a href="#linker">substantial improvements to the linker</a>,
+  improves <a href="#runtime">allocation for small objects at high core counts</a>, and
+  deprecates <a href="#commonname">X.509 CommonName</a>.
+  <code>GOPROXY</code> now supports skipping proxies that return errors and
+  a new <a href="#time/tzdata">embedded tzdata package</a> has been added.
 </p>
 
 <h2 id="language">Changes to the language</h2>
@@ -94,6 +102,16 @@ <h3 id="riscv">RISC-V</h3>
   preemption.
 </p>
 
+<h3 id="386">386</h3>
+
+<p><!-- golang.org/issue/40255 -->
+  Go 1.15 is the last release to support x87-only floating-point
+  hardware (<code>GO386=387</code>). Future releases will require at
+  least SSE2 support on 386, raising Go's
+  minimum <code>GOARCH=386</code> requirement to the Intel Pentium 4
+  (released in 2000) or AMD Opteron/Athlon 64 (released in 2003).
+</p>
+
 <h2 id="tools">Tools</h2>
 
 <h3 id="go-command">Go command</h3>
@@ -336,8 +354,13 @@ <h2 id="linker">Linker</h2>
 </p>
 
 <p><!-- CL 207877 -->
-  TODO: <a href="https://golang.org/cl/207877">https://golang.org/cl/207877</a>: Revert -buildmode=pie to internal linking.
-  The linker defaults to internal linking mode for PIE on linux/amd64 and linux/arm64, which does require a C linker.
+  The linker now defaults to internal linking mode
+  for <code>-buildmode=pie</code> on
+  <code>linux/amd64</code> and <code>linux/arm64</code>, so these
+  configurations no longer require a C linker. External linking
+  mode (which was the default in Go 1.14 for
+  <code>-buildmode=pie</code>) can still be requested with
+  <code>-ldflags=-linkmode=external</code> flag.
 </p>
 
 <h2 id="objdump">Objdump</h2>
@@ -374,6 +397,23 @@ <h3 id="cgo">Cgo</h3>
   documentation</a> for more information.
 </p>
 
+<h3 id="commonname">X.509 CommonName deprecation</h3>
+
+<p><!-- CL 231379 -->
+  The deprecated, legacy behavior of treating the <code>CommonName</code>
+  field on X.509 certificates as a host name when no Subject Alternative Names
+  are present is now disabled by default. It can be temporarily re-enabled by
+  adding the value <code>x509ignoreCN=0</code> to the <code>GODEBUG</code>
+  environment variable.
+</p>
+
+<p>
+  Note that if the <code>CommonName</code> is an invalid host name, it's always
+  ignored, regardless of <code>GODEBUG</code> settings. Invalid names include
+  those with any characters other than letters, digits, hyphens and underscores,
+  and those with empty labels or trailing dots.
+</p>
+
 <h3 id="minor_library_changes">Minor changes to the library</h3>
 
 <p>
@@ -396,6 +436,19 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
   </dd>
 </dl><!-- bufio -->
 
+<dl id="context"><dt><a href="/pkg/context/">context</a></dt>
+  <dd>
+    <p><!-- CL 223777 -->
+      Creating a derived <code>Context</code> using a nil parent is now explicitly
+      disallowed. Any attempt to do so with the
+      <a href="/pkg/context/#WithValue"><code>WithValue</code></a>,
+      <a href="/pkg/context/#WithDeadline"><code>WithDeadline</code></a>, or
+      <a href="/pkg/context/#WithCancel"><code>WithCancel</code></a> functions
+      will cause a panic.
+    </p>
+  </dd>
+</dl><!-- context -->
+
 <dl id="crypto"><dt><a href="/pkg/crypto/">crypto</a></dt>
   <dd>
     <p><!-- CL 231417, CL 225460 -->
@@ -495,6 +548,17 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
       fields <code>OCSPResponse</code> and <code>SignedCertificateTimestamps</code>
       are now repopulated on client-side resumed connections.
     </p>
+
+    <p><!-- CL 227840 -->
+      <a href="/pkg/crypto/tls/#Conn"><code>tls.Conn</code></a>
+      now returns an opaque error on permanently broken connections, wrapping
+      the temporary
+      <a href="/pkg/net/http/#Error"><code>net.Error</code></a>. To access the
+      original <code>net.Error</code>, use
+      <a href="/pkg/errors/#As"><code>errors.As</code></a> (or
+      <a href="/pkg/errors/#Unwrap"><code>errors.Unwrap</code></a>) instead of a
+      type assertion.
+    </p>
   </dd>
 </dl><!-- crypto/tls -->
 
@@ -511,15 +575,6 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
       certificates with trailing dots.
     </p>
 
-    <p><!-- CL 231379 -->
-      The deprecated, legacy behavior of treating the <code>CommonName</code>
-      field as a hostname when no Subject Alternative Names are present is now
-      disabled by default. It can be temporarily re-enabled by adding the value
-      <code>x509ignoreCN=0</code> to the <code>GODEBUG</code> environment
-      variable. If the <code>CommonName</code> is an invalid hostname, it's
-      always ignored.
-    </p>
-
     <p><!-- CL 217298 -->
       The new <a href="/pkg/crypto/x509/#CreateRevocationList"><code>CreateRevocationList</code></a>
       function and <a href="/pkg/crypto/x509/#RevocationList"><code>RevocationList</code></a> type
@@ -618,11 +673,6 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
 
 <dl id="encoding/json"><dt><a href="/pkg/encoding/json/">encoding/json</a></dt>
   <dd>
-    <p><!-- CL 191783 -->
-      Decoding a JSON array into a slice no longer reuses any existing slice elements,
-      following the rules that the package documentation already stated.
-    </p>
-
     <p><!-- CL 199837 -->
       The package now has an internal limit to the maximum depth of
       nesting when decoding. This reduces the possibility that a
@@ -635,8 +685,8 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
 <dl id="flag"><dt><a href="/pkg/flag/">flag</a></dt>
   <dd>
     <p><!-- CL 221427 -->
-      When the flag package sees <code>-h</code> or <code>-help</code>, and
-      those flags are not defined, it now prints a usage message.
+      When the <code>flag</code> package sees <code>-h</code> or <code>-help</code>,
+      and those flags are not defined, it now prints a usage message.
       If the <a href="/pkg/flag/#FlagSet"><code>FlagSet</code></a> was created with
       <a href="/pkg/flag/#ExitOnError"><code>ExitOnError</code></a>,
       <a href="/pkg/flag/#FlagSet.Parse"><code>FlagSet.Parse</code></a> would then
@@ -656,15 +706,18 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
   </dd>
 </dl><!-- fmt -->
 
-<dl id="go/printer"><dt><a href="/pkg/go/printer/">go/printer</a></dt>
+<dl id="go/format"><dt><a href="/pkg/go/format/">go/format</a></dt>
   <dd>
-    <p><!-- CL 231461 -->
-      The new <a href="/pkg/go/printer/#Mode"><code>Mode</code></a>
-      value <a href="/pkg/go/printer/#StdFormat"><code>StdFormat</code></a>
-      directs the printer to apply standard formatting changes while
-      printing the output.
+    <p><!-- golang.org/issue/37476, CL 231461, CL 240683 -->
+      The <a href="/pkg/go/format/#Source"><code>Source</code></a> and
+      <a href="/pkg/go/format/#Node"><code>Node</code></a> functions
+      now canonicalize number literal prefixes and exponents as part
+      of formatting Go source code. This matches the behavior of the
+      <a href="/pkg/cmd/gofmt/"><code>gofmt</code></a> command as it
+      was implemented <a href="/doc/go1.13#gofmt">since Go 1.13</a>.
+    </p>
   </dd>
-</dl><!-- go/printer -->
+</dl><!-- go/format -->
 
 <dl id="html/template"><dt><a href="/pkg/html/template/">html/template</a></dt>
   <dd>
@@ -698,6 +751,16 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
   </dd>
 </dl><!-- math/big -->
 
+<dl id="math/cmplx"><dt><a href="/pkg/math/cmplx/">math/cmplx</a></dt>
+  <dd>
+    <p><!-- CL 220689 -->
+      The functions in this package were updated to conform to the C99 standard
+      (Annex G IEC 60559-compatible complex arithmetic) with respect to handling
+      of special arguments such as infinity, NaN and signed zero.
+    </p>
+  </dd>
+</dl><!-- math/cmplx-->
+
 <dl id="net"><dt><a href="/pkg/net/">net</a></dt>
   <dd>
     <p><!-- CL 228645 -->
@@ -868,9 +931,9 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
 <dl id="pkg-runtime-pprof"><dt><a href="/pkg/runtime/pprof/">runtime/pprof</a></dt>
   <dd>
     <p><!-- CL 189318 -->
-      The goroutine profile includes the profile labels associated with each goroutine
-      at the time of profiling. This feature is not yet implemented for the profile
-      reported with <code>debug=2</code>.
+      The goroutine profile now includes the profile labels associated with each
+      goroutine at the time of profiling. This feature is not yet implemented for
+      the profile reported with <code>debug=2</code>.
     </p>
   </dd>
 </dl>
@@ -901,6 +964,7 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
       <a href="/pkg/sync/#Map.Delete"><code>Map.Delete</code></a>
       is more efficient.
     </p>
+  </dd>
 </dl><!-- sync -->
 
 <dl id="syscall"><dt><a href="/pkg/syscall/">syscall</a></dt>
@@ -956,7 +1020,8 @@ <h3 id="minor_library_changes">Minor changes to the library</h3>
     </p>
 
     <p><!-- CL 229085 -->
-      TODO: <a href="https://golang.org/cl/229085">https://golang.org/cl/229085</a>: reformat test chatty output
+      <code>go</code> <code>test</code> <code>-v</code> now groups output by
+      test name, rather than printing the test name on each line.
     </p>
   </dd>
 </dl><!-- testing -->