runtime/_mkmalloc: fix log.Fatal formatting directive

Change-Id: I9b9b9dbde440c3a24599efd55ef6f85a6a6a6964
Reviewed-on: https://go-review.googlesource.com/c/go/+/724281
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Filippo Valsorda <filippo@golang.org>

diff --git a/src/runtime/_mkmalloc/mkmalloc.go b/src/runtime/_mkmalloc/mkmalloc.go
index 8032983da8c7324f7fea7c50143fdce49060bcff..434eaad76770fba0d5914b8f2fcab35c253c0ac6 100644 (file)
--- a/src/runtime/_mkmalloc/mkmalloc.go
+++ b/src/runtime/_mkmalloc/mkmalloc.go
@@ -288,7 +288,7 @@ func inline(config generatorConfig) []byte {
                        case foldCondition:
                                stamped = foldIfCondition(stamped, repl.from, repl.to)
                        default:
-                               log.Fatal("unknown op kind %v", repl.kind)
+                               log.Fatalf("unknown op kind %v", repl.kind)
                        }
                }