[dev.typeparams] test: enable some more errorcheck tests

Change-Id: I103e3eeacd5b11efd63c965482a626878ba5ac81
Reviewed-on: https://go-review.googlesource.com/c/go/+/275216
Trust: Robert Griesemer <gri@golang.org>
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/test/copy1.go b/test/copy1.go
index e1fa105584..c0760f7190 100644
--- a/test/copy1.go
+++ b/test/copy1.go
@@ -17,11 +17,11 @@ func main() {
 	_ = copy()        // ERROR "not enough arguments"
 	_ = copy(1, 2, 3) // ERROR "too many arguments"
 
-	_ = copy(si, "hi") // ERROR "have different element types.*int.*string"
+	_ = copy(si, "hi") // ERROR "have different element types(.*int.*string| int and byte)"
 	_ = copy(si, sf)   // ERROR "have different element types.*int.*float64"
 
-	_ = copy(1, 2)  // ERROR "must be slices; have int, int"
-	_ = copy(1, si) // ERROR "first argument to copy should be"
-	_ = copy(si, 2) // ERROR "second argument to copy should be"
+	_ = copy(1, 2)  // ERROR "must be slices; have int, int|expects slice arguments"
+	_ = copy(1, si) // ERROR "first argument to copy should be|expects slice arguments"
+	_ = copy(si, 2) // ERROR "second argument to copy should be|expects slice arguments"
 
 }