re PR go/77910 (go: open zversion.go: no such file or directory)

	PR go/77910
    cmd/go: don't check standard packages when using gccgo

    This copies https://golang.org/cl/33295 to libgo.

    This fixes GCC PR 77910.

    Reviewed-on: https://go-review.googlesource.com/33471

From-SVN: r242724

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index 212b9e9c7f575aed33a56471e1625a7e143b555d..5ff8b8df065d396d23623f0f3694d90eb9ff2a83 100644 (file)
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-7593cc83a03999331c5e2dc65a9306c5fe57dfd0
+e66f30e862cb5d02b9d55bf44ac439bb8fc4ea19
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.

diff --git a/libgo/go/cmd/go/pkg.go b/libgo/go/cmd/go/pkg.go
index d1292a132d26747649bec35476fc4dfe6f6c3593..ea223d6203d72409ee1b143f4fb9bca0de75f64b 100644 (file)
--- a/libgo/go/cmd/go/pkg.go
+++ b/libgo/go/cmd/go/pkg.go
@@ -523,6 +523,11 @@ func disallowInternal(srcDir string, p *Package, stk *importStack) *Package {
                return p
        }
 
+       // We can't check standard packages with gccgo.
+       if buildContext.Compiler == "gccgo" && p.Standard {
+               return p
+       }
+
        // The stack includes p.ImportPath.
        // If that's the only thing on the stack, we started
        // with a name given on the command line, not an
@@ -1588,7 +1593,7 @@ func computeBuildID(p *Package) {
        // Include the content of runtime/internal/sys/zversion.go in the hash
        // for package runtime. This will give package runtime a
        // different build ID in each Go release.
-       if p.Standard && p.ImportPath == "runtime/internal/sys" {
+       if p.Standard && p.ImportPath == "runtime/internal/sys" && buildContext.Compiler != "gccgo" {
                data, err := ioutil.ReadFile(filepath.Join(p.Dir, "zversion.go"))
                if err != nil {
                        fatalf("go: %s", err)