cmd/vet/all: update whitelists

Change-Id: Ie505b5d8cdfe4ffda71f909d6f81603b6d752eed
Reviewed-on: https://go-review.googlesource.com/31937
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

src/cmd/vet/all/whitelist/all.txt

 // Non-platform-specific vet whitelist. See readme.txt for details.
 
+// Issue 17580 (remove when fixed)
+cmd/go/go_test.go: +build comment must appear before package clause and be followed by a blank line
+
+
 // Real problems that we can't fix.
 
 // This is a bad WriteTo signature. Errors are being ignored!

src/cmd/vet/all/whitelist/arm64.txt

@@ -12,5 +12,6 @@ reflect/asm_arm64.s: [arm64] methodValueCall: use of 16(RSP) points beyond argum
 runtime/asm_arm64.s: [arm64] abort: function abort missing Go declaration
 runtime/asm_arm64.s: [arm64] addmoduledata: function addmoduledata missing Go declaration
 runtime/duff_arm64.s: [arm64] duffzero: function duffzero missing Go declaration
+runtime/duff_arm64.s: [arm64] duffcopy: function duffcopy missing Go declaration
 runtime/tls_arm64.s: [arm64] load_g: function load_g missing Go declaration
 runtime/tls_arm64.s: [arm64] save_g: function save_g missing Go declaration

src/cmd/vet/all/whitelist/darwin_386.txt

 // darwin/386-specific vet whitelist. See readme.txt for details.
 
-// False positives due to comments in assembly.
-// To be removed. See CL 27154.
-
-runtime/sys_darwin_386.s: [386] sigreturn: 16(SP) should be ctx+0(FP)
-runtime/sys_darwin_386.s: [386] sigreturn: 20(SP) should be infostyle+4(FP)
-
 // Ok
 
 runtime/sys_darwin_386.s: [386] now: function now missing Go declaration

src/cmd/vet/all/whitelist/darwin_arm.txt

@@ -9,3 +9,4 @@ runtime/sys_darwin_arm.s: [arm] sigfwd: use of unnamed argument 0(FP); offset 0
 // Ok.
 
 runtime/sys_darwin_arm.s: [arm] bsdthread_start: function bsdthread_start missing Go declaration
+runtime/asm_arm.s: [arm] sigreturn: function sigreturn missing Go declaration

src/cmd/vet/all/whitelist/darwin_arm64.txt

@@ -11,3 +11,4 @@ runtime/cgo/signal_darwin_arm64.s: [arm64] panicmem: use of 16(RSP) points beyon
 runtime/cgo/signal_darwin_arm64.s: [arm64] panicmem: use of 8(RSP) points beyond argument frame
 runtime/cgo/signal_darwin_arm64.s: [arm64] panicmem: use of 16(RSP) points beyond argument frame
 runtime/cgo/signal_darwin_arm64.s: [arm64] panicmem: use of 16(RSP) points beyond argument frame
+runtime/asm_arm64.s: [arm64] sigreturn: function sigreturn missing Go declaration