var runtime.x86HasPOPCNT 2 uses runtime (current package) cpuflags.go#L30: x86HasPOPCNT bool proc.go#L769: x86HasPOPCNT = cpu.X86.HasPOPCNT
The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)