cmd/go: Back-port CL 157460043 (pass $CGO_LDFLAGS to linker with the "gccgo" toolchain).

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@219419 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/libgo/go/cmd/go/build.go b/libgo/go/cmd/go/build.go
index 36216cea40449dd00f6b9975a06f3aa4987f05ed..cead0faa97d13548e2e61d796371c455a8d0c956 100644 (file)
--- a/libgo/go/cmd/go/build.go
+++ b/libgo/go/cmd/go/build.go
@@ -1895,6 +1895,7 @@ func (tools gccgoToolchain) ld(b *builder, p *Package, out string, allactions []
        }
        ldflags = append(ldflags, afiles...)
        ldflags = append(ldflags, cgoldflags...)
+       ldflags = append(ldflags, envList("CGO_LDFLAGS", "")...)
        ldflags = append(ldflags, p.CgoLDFLAGS...)
        if usesCgo && goos == "linux" {
                ldflags = append(ldflags, "-Wl,-E")