Check exits the program with a fatal error if Error is non-nil.

GOGOARCH returns the name and value of the GO$GOARCH setting.

ParseGOEXPERIMENT parses a (GOOS, GOARCH, GOEXPERIMENT) configuration tuple and returns the enabled and baseline experiment flag sets.

DefaultGOEXPERIMENT is the embedded default GOEXPERIMENT string.

Error is one of the errors found (if any) in the build configuration.

Experiment contains the toolchain experiments enabled for the current build.

FramePointerEnabled enables the use of platform conventions for saving frame pointers.

cached for efficiency.

ExperimentFlags represents a set of GOEXPERIMENT flags relative to a baseline (platform-default) experiment configuration.