1 files changed, 12 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/offlineasm/transform.rb b/Source/JavaScriptCore/offlineasm/transform.rb
index 302971eb7..84dd0413b 100644
--- a/Source/JavaScriptCore/offlineasm/transform.rb
+++ b/Source/JavaScriptCore/offlineasm/transform.rb
@@ -423,6 +423,11 @@ class Immediate
     end
 end
 
+class StringLiteral
+    def validate
+    end
+end
+
 class RegisterID
     def validate
     end
@@ -457,6 +462,13 @@ class Instruction
     end
 end
 
+class SubImmediates
+    def validate
+      raise "Invalid operand #{left.dump} to immediate subtraction" unless left.immediateOperand?
+      raise "Invalid operand #{right.dump} to immediate subtraction" unless right.immediateOperand?
+    end
+end
+
 class Error
     def validate
     end