README.md

This patch is carried over from Nixpkgs' pkgs/development/compilers/go/go_no_vendor_checks-1.21.patch.

It is required for Nixpkgs' buildGoModule to work with Go 1.14+.

go_no_vendor_checks-1.22.patch

diff --git a/src/cmd/go/internal/modload/vendor.go b/src/cmd/go/internal/modload/vendor.go
index b2cb44100e..05bf3829d5 100644
--- a/src/cmd/go/internal/modload/vendor.go
+++ b/src/cmd/go/internal/modload/vendor.go
@@ -159,7 +159,7 @@ func checkVendorConsistency(indexes []*modFileIndex, modFiles []*modfile.File, m
 			panic(fmt.Errorf("not in workspace mode but number of indexes is %v, not 1", len(indexes)))
 		}
 		index := indexes[0]
-		if gover.Compare(index.goVersion, "1.14") < 0 {
+		if gover.Compare(index.goVersion, "1.14") < 0 || (os.Getenv("GO_NO_VENDOR_CHECKS") == "1" && len(vendorMeta) == 0) {
 			// Go versions before 1.14 did not include enough information in
 			// vendor/modules.txt to check for consistency.
 			// If we know that we're on an earlier version, relax the consistency check.