container/heap, go/constant, go/parser, regexp
< go/types;
- go/build/constraint, go/doc, go/parser, internal/goroot, internal/goversion
+ FMT, internal/goexperiment
+ < internal/buildcfg;
+
+ go/build/constraint, go/doc, go/parser, internal/buildcfg, internal/goroot, internal/goversion
< go/build;
DEBUG, go/build, go/types, text/scanner