cmd/compile, go/types: add missing space in error message

Otherwise "print(nil)" gets an error like
    use of untyped nil in argument to built-inprint

Change-Id: Iaa841df106f90787031dce75a49af69860a9dbc9
Reviewed-on: https://go-review.googlesource.com/c/go/+/611918
Commit-Queue: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@golang.org>

diff --git a/src/cmd/compile/internal/types2/builtins.go b/src/cmd/compile/internal/types2/builtins.go
index 808d39fd2422f92204a0042e1aadf27808e38b3e..59d2e76ec24f2b9f2d9b72c09c4827df3b89d4e8 100644 (file)
--- a/src/cmd/compile/internal/types2/builtins.go
+++ b/src/cmd/compile/internal/types2/builtins.go
@@ -641,7 +641,7 @@ func (check *Checker) builtin(x *operand, call *syntax.CallExpr, id builtinId) (
                if nargs > 0 {
                        params = make([]Type, nargs)
                        for i, a := range args {
-                               check.assignment(a, nil, "argument to built-in"+predeclaredFuncs[id].name)
+                               check.assignment(a, nil, "argument to built-in "+predeclaredFuncs[id].name)
                                if a.mode == invalid {
                                        return
                                }

diff --git a/src/go/types/builtins.go b/src/go/types/builtins.go
index d92a4279f86c97372d7e19222089a42779c4ddbc..2cd6c52b7bf6e2e6f58c4d4f5c7bc956de293600 100644 (file)
--- a/src/go/types/builtins.go
+++ b/src/go/types/builtins.go
@@ -644,7 +644,7 @@ func (check *Checker) builtin(x *operand, call *ast.CallExpr, id builtinId) (_ b
                if nargs > 0 {
                        params = make([]Type, nargs)
                        for i, a := range args {
-                               check.assignment(a, nil, "argument to built-in"+predeclaredFuncs[id].name)
+                               check.assignment(a, nil, "argument to built-in "+predeclaredFuncs[id].name)
                                if a.mode == invalid {
                                        return
                                }