1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/tree-flow-inline.h b/gcc/tree-flow-inline.h
index 8d1072a..f7728e4 100644
--- a/gcc/tree-flow-inline.h
+++ b/gcc/tree-flow-inline.h
@@ -718,6 +718,17 @@ is_label_stmt (tree t)
   return false;
 }
 
+/* Return true if T (assumed to be a DECL) is a global variable.  */
+
+static inline bool
+is_global_var (tree t)
+{
+  if (MTAG_P (t))
+    return (TREE_STATIC (t) || MTAG_GLOBAL (t));
+  else
+    return (TREE_STATIC (t) || DECL_EXTERNAL (t));
+}
+
 /* PHI nodes should contain only ssa_names and invariants.  A test
    for ssa_name is definitely simpler; don't let invalid contents
    slip in in the meantime.  */