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Unified Diff: src/ast.h

Issue 661365: Re-introduce this as a trivial expression... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 10 years, 10 months ago
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Index: src/ast.h
===================================================================
--- src/ast.h (revision 3991)
+++ src/ast.h (working copy)
@@ -931,6 +931,10 @@
return var()->is_global() || var()->rewrite()->IsLeaf();
}
+ // Reading from a mutable variable is a side effect, but 'this' is
+ // immutable.
+ virtual bool IsTrivial() { return is_this(); }
+
bool IsVariable(Handle<String> n) {
return !is_this() && name().is_identical_to(n);
}
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