vet: add a progress message to asmdecl.go

Analogous to the one for .go files, it's for .s only and is protected
by the verbose flag.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8030046

diff --git a/src/cmd/vet/asmdecl.go b/src/cmd/vet/asmdecl.go
index 2cfaa938fcd62ed3e0e4e99081b35c17bc4ba322..c23514c28f7fc2c4da3d590c190e8184448b3eaa 100644 (file)
--- a/src/cmd/vet/asmdecl.go
+++ b/src/cmd/vet/asmdecl.go
@@ -104,6 +104,7 @@ func asmCheck(pkg *Package) {
                if !strings.HasSuffix(f.name, ".s") {
                        continue
                }
+               Println("Checking file", f.name)
 
                // Determine architecture from file name if possible.
                var arch string