diff --git a/src/cmd/compile/internal/base/debug.go b/src/cmd/compile/internal/base/debug.go
index b1dc9bc211d..f9debd55064 100644
--- a/src/cmd/compile/internal/base/debug.go
+++ b/src/cmd/compile/internal/base/debug.go
@@ -46,7 +46,6 @@ type DebugFlags struct {
 	SoftFloat             int    `help:"force compiler to emit soft-float code" concurrent:"ok"`
 	SyncFrames            int    `help:"how many writer stack frames to include at sync points in unified export data"`
 	TypeAssert            int    `help:"print information about type assertion inlining"`
-	TypecheckInl          int    `help:"eager typechecking of inline function bodies" concurrent:"ok"`
 	WB                    int    `help:"print information about write barriers"`
 	ABIWrap               int    `help:"print information about ABI wrapper generation"`
 	MayMoreStack          string `help:"call named function before all stack growth checks" concurrent:"ok"`
diff --git a/src/cmd/compile/internal/gc/main.go b/src/cmd/compile/internal/gc/main.go
index 4a37548ecc6..e391ae7b5a4 100644
--- a/src/cmd/compile/internal/gc/main.go
+++ b/src/cmd/compile/internal/gc/main.go
@@ -250,12 +250,6 @@ func Main(archInit func(*ssagen.ArchInfo)) {
 	}
 	typecheck.IncrementalAddrtaken = true
 
-	if base.Debug.TypecheckInl != 0 {
-		// Typecheck imported function bodies if Debug.l > 1,
-		// otherwise lazily when used or re-exported.
-		typecheck.AllImportedBodies()
-	}
-
 	// Read profile file and build profile-graph and weighted-call-graph.
 	base.Timer.Start("fe", "pgoprofile")
 	var profile *pgo.Profile
diff --git a/src/cmd/compile/internal/inline/inl.go b/src/cmd/compile/internal/inline/inl.go
index de25d451ebb..59d97e9b0f9 100644
--- a/src/cmd/compile/internal/inline/inl.go
+++ b/src/cmd/compile/internal/inline/inl.go
@@ -1096,10 +1096,6 @@ func CalleeEffects(init *ir.Nodes, callee ir.Node) {
 // the inlining tree position index, for use with src.NewInliningBase
 // when rewriting positions.
 func oldInlineCall(call *ir.CallExpr, fn *ir.Func, inlIndex int) *ir.InlinedCallExpr {
-	if base.Debug.TypecheckInl == 0 {
-		typecheck.ImportedBody(fn)
-	}
-
 	SSADumpInline(fn)
 
 	ninit := call.Init()