func runtime.dumpGCProg 2 uses runtime (current package) mbitmap.go#L1462: dumpGCProg(addb(typ.gcdata, 4)) mbitmap.go#L1896: func dumpGCProg(p *byte) {
The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)