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Unified Diff: src/parser.cc

Issue 6515005: Strict mode delete. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 9 years, 10 months ago
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« src/objects.cc ('K') | « src/objects.cc ('k') | src/runtime.h » ('j') | test/mjsunit/strict-mode.js » ('J')
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Index: src/parser.cc
diff --git a/src/parser.cc b/src/parser.cc
index 04d510f2fdcf174fe9615e7e871fc20ae236ff2d..036ec4060d06f8db001e632d1e2e0bcdd87b2f77 100644
--- a/src/parser.cc
+++ b/src/parser.cc
@@ -2521,6 +2521,16 @@ Expression* Parser::ParseUnaryExpression(bool* ok) {
}
}
Martin Maly 2011/02/14 05:15:22 This is contained in the other CL...
+ // "delete identifier" is a syntax error in strict mode.
+ if (op == Token::DELETE && temp_scope_->StrictMode()) {
+ VariableProxy* operand = expression->AsVariableProxy();
+ if (operand != NULL && !operand->is_this()) {
+ ReportMessage("strict_delete", Vector<const char*>::empty());
+ *ok = false;
+ return NULL;
+ }
+ }
+
return new UnaryOperation(op, expression);
} else if (Token::IsCountOp(op)) {
« src/objects.cc ('K') | « src/objects.cc ('k') | src/runtime.h » ('j') | test/mjsunit/strict-mode.js » ('J')

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