1 files changed, 53 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/go/gofrontend/go-dump.cc b/gcc-4.9/gcc/go/gofrontend/go-dump.cc
new file mode 100644
index 000000000..dd5a4c3f2
--- /dev/null
+++ b/gcc-4.9/gcc/go/gofrontend/go-dump.cc
@@ -0,0 +1,53 @@
+// go-dump.cc -- Go frontend debug dumps.
+
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#include "go-system.h"
+
+#include "go-c.h"
+#include "go-dump.h"
+
+namespace {
+
+// The list of dumps.
+
+Go_dump* dumps;
+
+} // End empty namespace.
+
+// Create a new dump.
+
+Go_dump::Go_dump(const char* name)
+  : next_(dumps), name_(name), is_enabled_(false)
+{
+  dumps = this;
+}
+
+// Enable a dump by name.
+
+bool
+Go_dump::enable_by_name(const char* name)
+{
+  bool is_all = strcmp(name, "all") == 0;
+  bool found = false;
+  for (Go_dump* p = dumps; p != NULL; p = p->next_)
+    {
+      if (is_all || strcmp(name, p->name_) == 0)
+	{
+	  p->is_enabled_ = true;
+	  found = true;
+	}
+    }
+  return found;
+}
+
+// Enable a dump.  Return 1 if this is a real name, 0 if not.
+
+GO_EXTERN_C
+int
+go_enable_dump(const char* name)
+{
+  return Go_dump::enable_by_name(name) ? 1 : 0;
+}