all: use Fatalf instead of Fatal if format is given

Change-Id: I30e9b938bb19ed4e674c3ea4a1cd389b9c4f0b88
Reviewed-on: https://go-review.googlesource.com/86875Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

misc/cgo/testsanitizers/cc_test.go

@@ -407,7 +407,7 @@ func (d *tempDir) RemoveAll(t *testing.T) {
 		return
 	}
 	if err := os.RemoveAll(d.base); err != nil {
-		t.Fatal("Failed to remove temp dir: %v", err)
+		t.Fatalf("Failed to remove temp dir: %v", err)
 	}
 }
 

src/runtime/internal/sys/gengoos.go

@@ -37,7 +37,7 @@ func main() {
 		if strings.HasPrefix(line, goarchPrefix) {
 			text, err := strconv.Unquote(strings.TrimPrefix(line, goarchPrefix))
 			if err != nil {
-				log.Fatal("parsing goarchList: %v", err)
+				log.Fatalf("parsing goarchList: %v", err)
 			}
 			goarches = strings.Fields(text)
 		}

test/recover4.go

@@ -68,6 +68,6 @@ func main() {
 		log.Fatal("no error from memcopy across memory hole")
 	}
 	if n != 8*size-5 {
-		log.Fatal("memcopy returned %d, want %d", n, 8*size-5)
+		log.Fatalf("memcopy returned %d, want %d", n, 8*size-5)
 	}
 }