diff -ur go/src/cmd/go/internal/work/buildid.go go+iPhone/src/cmd/go/internal/work/buildid.go
--- go/src/cmd/go/internal/work/buildid.go	2019-03-14 19:59:48.000000000 +0000
+++ go+iPhone/src/cmd/go/internal/work/buildid.go	2019-05-10 06:06:28.663451891 +0000
@@ -660,6 +660,15 @@
 		if err := w.Close(); err != nil {
 			return err
 		}
+
+	// MCApollo: Rehash/sign binary (again) because it has changed.
+	// Hacky workaround for iOS codesigning.
+		if strings.Contains(target, "a.out") {
+			cmd := exec.Command("ldid", "-S/usr/share/entitlements/global.xml", target)
+			if err := cmd.Run(); err != nil {
+				fmt.Errorf("Failed to rehash binary with ldid.")
+			}
+		}
 	}
 
 	// Cache package builds, but not binaries (link steps).
diff -ur go/src/cmd/link/internal/ld/main.go go+iPhone/src/cmd/link/internal/ld/main.go
--- go/src/cmd/link/internal/ld/main.go	2019-03-14 19:59:48.000000000 +0000
+++ go+iPhone/src/cmd/link/internal/ld/main.go	2019-05-10 06:01:34.695262524 +0000
@@ -38,6 +38,7 @@
 	"flag"
 	"log"
 	"os"
+	"os/exec"
 	"runtime"
 	"runtime/pprof"
 	"strings"
@@ -246,6 +247,16 @@
 
 	ctxt.Bso.Flush()
 
+	// MCApollo: A dirty hack for native compiling
+	if nerrors == 0 && ctxt.HeadType == objabi.Hdarwin {
+		Outfile := *flagOutfile
+		//  Maybe I should provide the file instead of hoping it's there?
+		cmd := exec.Command("ldid", "-S/usr/share/entitlements/global.xml", Outfile)
+		if err := cmd.Run(); err != nil && ctxt.Debugvlog != 0 {
+			ctxt.Logf("Failed to sign with ldid!\n")
+		}
+	}
+
 	errorexit()
 }