diff --git a/test/live_regabi.go b/test/live_regabi.go
index aac9a7766c..59be1863fc 100644
--- a/test/live_regabi.go
+++ b/test/live_regabi.go
@@ -1,4 +1,5 @@
 // errorcheckwithauto -0 -l -live -wb=0 -d=ssa/insert_resched_checks/off
+//go:build (amd64 && goexperiment.regabiargs) || (arm64 && goexperiment.regabiargs)
 // +build amd64,goexperiment.regabiargs arm64,goexperiment.regabiargs
 
 // Copyright 2014 The Go Authors. All rights reserved.
@@ -601,7 +602,7 @@ func f38(b bool) {
 			printnl()
 		case *fi38(2) = <-fc38(): // ERROR "live at call to fc38:( .autotmp_[0-9]+)+$" "live at call to fi38:( .autotmp_[0-9]+)+$" "stack object .autotmp_[0-9]+ string$"
 			printnl()
-		case *fi38(3), *fb38() = <-fc38(): // ERROR "stack object .autotmp_[0-9]+ string$" "live at call to fc38:( .autotmp_[0-9]+)+$" "live at call to fi38:( .autotmp_[0-9]+)+$"
+		case *fi38(3), *fb38() = <-fc38(): // ERROR "stack object .autotmp_[0-9]+ string$" "live at call to f[ibc]38:( .autotmp_[0-9]+)+$"
 			printnl()
 		}
 		printnl()