cmd/go: more cross-package references from internal/syscall/unix

On some platforms, assembly in internal/syscall/unix references unexported runtime symbols. Catch these references so the compiler can generate the necessary ABI wrappers. Fixes #28769. Updates #27539. Change-Id: I118eebfb8b3d907b4c3562198e6afb49854f5827 Reviewed-on: https://go-review.googlesource.com/c/149817 Run-TryBot: Austin Clements <[email protected]> TryBot-Result: Gobot Gobot <[email protected]> Reviewed-by: Tobias Klauser <[email protected]> Reviewed-by: Clément Chigot <[email protected]> Reviewed-by: Keith Randall <[email protected]>
golang · Nov 23, 2018 · c6d4939 · c6d4939
1 parent 63a3993
commit c6d4939
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/cmd/go/internal/work/gc.go b/src/cmd/go/internal/work/gc.go
@@ -295,9 +295,9 @@ func (gcToolchain) symabis(b *Builder, a *Action, sfiles []string) (string, erro
 	// Gather known cross-package references from assembly code.
 	var otherPkgs []string
 	if p.ImportPath == "runtime" {
-		// Assembly in syscall and runtime/cgo references
+		// Assembly in the following packages references
 		// symbols in runtime.
-		otherPkgs = []string{"syscall", "runtime/cgo"}
+		otherPkgs = []string{"syscall", "internal/syscall/unix", "runtime/cgo"}
 	} else if p.ImportPath == "runtime/internal/atomic" {
 		// sync/atomic is an assembly wrapper around
 		// runtime/internal/atomic.