Use absolute path to the compiler dir in stdlib builder (#1543)
Use absolute path to the compiler dir in stdlib builder (#1543)

Needed to fix a regression after
https://github.com/bazelbuild/rules_go/pull/1465.
bazelbuild/rules_go,Xjs/rules_go,Xjs/rules_go,Xjs/rules_go,bazelbuild/rules_go,bazelbuild/rules_go,Xjs/rules_go,Xjs/rules_go,bazelbuild/rules_go,bazelbuild/rules_go