if len(pkgArgs) == 0 {
		// Caching does not apply to "go test",
		// only to "go test foo" (including "go test .").
		if cache.DebugTest {
			fmt.Fprintf(os.Stderr, "testcache: caching disabled in local directory mode\n")
		}
		c.disableCache = true
		return false
	}

	if a.Package.Root == "" {
		// Caching does not apply to tests outside of any module, GOPATH, or GOROOT.

// is a wildcard.
//
// The candidates for a given module path matching (or containing a package
// matching) a wildcard query depend only on the initial build list, but the set
// of modules may be expanded by other queries, so wildcard queries need to be
// re-evaluated whenever a potentially-matching module path is added to the
// build list.
func (r *resolver) performWildcardQueries(ctx context.Context) {

	// that occur while matching or loading packages, and should not terminate the
	// process if such an error occurs.
	//
	// Errors encountered in the module graph will still be reported.
	//
	// The caller may retrieve the silenced package errors using the Lookup
	// function, and matching errors are still populated in the Errs field of the
	// associated search.Match.)

			ld = ppc64.ALWAR
			st = ppc64.ASTWCCC
		}
		r0 := v.Args[0].Reg()
		r1 := v.Args[1].Reg()
		// LWSYNC - Assuming shared data not write-through-required nor
		// caching-inhibited. See Appendix B.2.2.2 in the ISA 2.07b.
		plwsync := s.Prog(ppc64.ALWSYNC)
		plwsync.To.Type = obj.TYPE_NONE
		// LBAR or LWAR
		p := s.Prog(ld)
		p.From.Type = obj.TYPE_MEM
		p.From.Reg = r0

//     invocations were already roots in rs (3).
//
//  2. (The argument invariant.) Every module that provides a package matching
//     an explicit package pattern is included as a root. This follows directly
//     from (1): packages matching explicit package patterns are marked with
//     pkgIsRoot.
//
//  3. (The completeness invariant.) Every module that contributed any package

			if isStructUnionClass(t.Go) {
				t.Typedef = dt.Name
			}
		}
	}
	return t
}

// FuncType returns the Go type analogous to dtype.
// There is no guarantee about matching memory layout.
func (c *typeConv) FuncType(dtype *dwarf.FuncType, pos token.Pos) *FuncType {
	p := make([]*Type, len(dtype.ParamType))
	gp := make([]*ast.Field, len(dtype.ParamType))
	for i, f := range dtype.ParamType {

			default:
				kind = fmt.Sprintf("%T", node)
			}

			// look for matching scope description
			desc := kind + ":" + strings.Join(scope.Names(), " ")
			found := false
			for _, d := range test.scopes {
				if desc == d {
					found = true
					break
				}
			}
			if !found {
				t.Errorf("package %s: no matching scope found for %s", name, desc)
			}
		}
	}
}

		copyfile(pathf("%s/compile3", tooldir), pathf("%s/compile", tooldir), writeExec)
	}

	// Now that toolchain3 has been built from scratch, its compiler and linker
	// should have accurate build IDs suitable for caching.
	// Now prime the build cache with the rest of the standard library for
	// testing, and so that the user can run 'go install std cmd' to quickly
	// iterate on local changes without waiting for a full rebuild.

// Commenting out for now, because it also can't trigger because of the is32bit guard on the
// ANDQconst lowering-rule, above, prevents 0xFFFFFFFF from matching (for the same reason)
// Using an alternate form of this rule segfaults some binaries because of
// adverse interactions with other passes.
// (ANDQconst [0xFFFFFFFF] x) => (MOVLQZX x)

// strength reduction

	flag.StringVar(&t.banner, "banner", "##### ", "banner prefix; blank means no section banners")
	flag.StringVar(&t.runRxStr, "run", "",
		"run only those tests matching the regular expression; empty means to run all. "+
			"Special exception: if the string begins with '!', the match is inverted.")
	flag.BoolVar(&t.msan, "msan", false, "run in memory sanitizer builder mode")