diff --git a/src/cmd/compile/internal/pkginit/init.go b/src/cmd/compile/internal/pkginit/init.go
index 814127c66c..edb0d6a533 100644
--- a/src/cmd/compile/internal/pkginit/init.go
+++ b/src/cmd/compile/internal/pkginit/init.go
@@ -144,7 +144,7 @@ func Task() *ir.Name {
 			asancall := ir.NewCallExpr(base.Pos, ir.OCALL, asanf, nil)
 			asancall.Args.Append(typecheck.ConvNop(typecheck.NodAddr(
 				ir.NewIndexExpr(base.Pos, globals, ir.NewInt(base.Pos, 0))), types.Types[types.TUNSAFEPTR]))
-			asancall.Args.Append(typecheck.ConvNop(ir.NewInt(base.Pos, int64(ni)), types.Types[types.TUINTPTR]))
+			asancall.Args.Append(typecheck.DefaultLit(ir.NewInt(base.Pos, int64(ni)), types.Types[types.TUINTPTR]))
 
 			fnInit.Body.Append(asancall)
 			typecheck.FinishFuncBody()
diff --git a/src/cmd/compile/internal/pkginit/initAsanGlobals.go b/src/cmd/compile/internal/pkginit/initAsanGlobals.go
index 4164dee8db..ce26cbf189 100644
--- a/src/cmd/compile/internal/pkginit/initAsanGlobals.go
+++ b/src/cmd/compile/internal/pkginit/initAsanGlobals.go
@@ -79,12 +79,12 @@ func instrumentGlobals(fn *ir.Func) *ir.Name {
 		// Assign globals[i].size.
 		g := n.(*ir.Name)
 		size := g.Type().Size()
-		c = tconv(ir.NewInt(base.Pos, size), types.Types[types.TUINTPTR])
+		c = typecheck.DefaultLit(ir.NewInt(base.Pos, size), types.Types[types.TUINTPTR])
 		setField("size", c, i)
 		// Assign globals[i].sizeWithRedzone.
 		rzSize := GetRedzoneSizeForGlobal(size)
 		sizeWithRz := rzSize + size
-		c = tconv(ir.NewInt(base.Pos, sizeWithRz), types.Types[types.TUINTPTR])
+		c = typecheck.DefaultLit(ir.NewInt(base.Pos, sizeWithRz), types.Types[types.TUINTPTR])
 		setField("sizeWithRedzone", c, i)
 		// The C string type is terminated by a null character "\0", Go should use three-digit
 		// octal "\000" or two-digit hexadecimal "\x00" to create null terminated string.