Handle instance variable operations on immutable objects correctly.

aardvark179 · eregon · commit 3316ff0be0aa · 2022-09-02T15:55:23.000+02:00
diff --git a/src/main/java/org/truffleruby/core/support/TypeNodes.java b/src/main/java/org/truffleruby/core/support/TypeNodes.java
@@ -229,6 +229,11 @@ protected boolean ivarIsDefined(RubyDynamicObject object, RubySymbol name,
             return objectLibrary.containsKey(object, name.getString());
         }
 
+        @Fallback
+        protected boolean ivarIsDefinedNonDynamic(Object object, Object name) {
+            return false;
+        }
+
     }
 
     @Primitive(name = "object_ivar_get")

Original file line number	Diff line number	Diff line change
`@@ -229,6 +229,11 @@ protected boolean ivarIsDefined(RubyDynamicObject object, RubySymbol name,`
`229`	`229`	`return objectLibrary.containsKey(object, name.getString());`
`230`	`230`	`}`
`231`	`231`
	`232`	`+ @Fallback`
	`233`	`+ protected boolean ivarIsDefinedNonDynamic(Object object, Object name) {`
	`234`	`+ return false;`
	`235`	`+ }`
	`236`	`+`
`232`	`237`	`}`
`233`	`238`
`234`	`239`	`@Primitive(name = "object_ivar_get")`