Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/bindings/go/conftest.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"go/build"
+	"os"
+)
+
+// Tests that the Go compiler is at least version 1.2.
+func main() {
+	for _, tag := range build.Default.ReleaseTags {
+		if tag == "go1.2" {
+			os.Exit(0)
+		}
+	}
+	os.Exit(1)
+}