Don't stop generating code for import statements after the first "import as"
part.  Fixes one bug from #1333982.
diff --git a/Python/compile.c b/Python/compile.c
index a883f5f..93cfb64 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -2359,8 +2359,9 @@
 		ADDOP_NAME(c, IMPORT_NAME, alias->name, names);
 
 		if (alias->asname) {
-			return compiler_import_as(c, 
-						  alias->name, alias->asname);
+			r = compiler_import_as(c, alias->name, alias->asname);
+                        if (!r)
+                            return r;
                 }
                 else {
 			identifier tmp = alias->name;