diff --git a/test/deferfin.go b/test/deferfin.go
index 80372916d2..1312bbbe71 100644
--- a/test/deferfin.go
+++ b/test/deferfin.go
@@ -18,12 +18,8 @@ import (
 var sink func()
 
 func main() {
-	// Does not work on 32-bits due to partially conservative GC.
+	// Does not work with gccgo, due to partially conservative GC.
 	// Try to enable when we have fully precise GC.
-	if runtime.GOARCH != "amd64" {
-		return
-	}
-	// Likewise for gccgo.
 	if runtime.Compiler == "gccgo" {
 		return
 	}
@@ -60,4 +56,3 @@ func main() {
 		panic("not all finalizers are called")
 	}
 }
-
diff --git a/test/fixedbugs/issue5493.go b/test/fixedbugs/issue5493.go
index 2ee0398af2..8f771bc2db 100644
--- a/test/fixedbugs/issue5493.go
+++ b/test/fixedbugs/issue5493.go
@@ -14,6 +14,7 @@ import (
 )
 
 const N = 10
+
 var count int64
 
 func run() error {
@@ -31,10 +32,9 @@ func run() error {
 }
 
 func main() {
-	// Does not work on 32-bits, or with gccgo, due to partially
-	// conservative GC.
+	// Does not work with gccgo, due to partially conservative GC.
 	// Try to enable when we have fully precise GC.
-	if runtime.GOARCH != "amd64" || runtime.Compiler == "gccgo" {
+	if runtime.Compiler == "gccgo" {
 		return
 	}
 	count = N
@@ -56,4 +56,3 @@ func main() {
 		panic("not all finalizers are called")
 	}
 }
-