github.com/4ad/go@v0.0.0-20161219182952-69a12818b605/src/runtime/race/README (about)

     1  runtime/race package contains the data race detector runtime library.
     2  It is based on ThreadSanitizer race detector, that is currently a part of
     3  the LLVM project (http://llvm.org/git/compiler-rt.git).
     4  
     5  To update the .syso files use golang.org/x/build/cmd/racebuild.
     6  
     7  Current runtime is built on rev e35e7c00b5c7e7ee5e24d537b80cb0d34cebb038.