Strict mode eval/arguments LHS.

test/mjsunit/strict-mode.js

Index: test/mjsunit/strict-mode.js
diff --git a/test/mjsunit/strict-mode.js b/test/mjsunit/strict-mode.js
index 14c00e9d434b77af7e21cc7318401c950db3a8c3..842a5ffdbda67bbe72104fb1e248d8069bf45795 100644
--- a/test/mjsunit/strict-mode.js
+++ b/test/mjsunit/strict-mode.js
@@ -145,8 +145,6 @@ function StrictModeNonDuplicate() {
   var x = { 123: 1, '123.00000000000000000000000000000000000000000000000000000000000000000001' : 2 }
 }
 
-//CheckStrictMode("", SyntaxError)
-
 // Two getters (non-strict)
 assertThrows("var x = { get foo() { }, get foo() { } };", SyntaxError)
 assertThrows("var x = { get foo(){}, get 'foo'(){}};", SyntaxError)
@@ -178,3 +176,44 @@ assertThrows("var x = { 'foo': 'data', get foo() { } };", SyntaxError)
 assertThrows("var x = { get 'foo'() { }, 'foo': 'data' };", SyntaxError)
 assertThrows("var x = { '12': 1, get '12'(){}};", SyntaxError);
 assertThrows("var x = { '12': 1, get 12(){}};", SyntaxError);
+
+// Assignment to eval or arguments
+CheckStrictMode("function strict() { eval = undefined; }", SyntaxError)
+CheckStrictMode("function strict() { arguments = undefined; }", SyntaxError)
+CheckStrictMode("function strict() { print(eval = undefined); }", SyntaxError)
+CheckStrictMode("function strict() { print(arguments = undefined); }", SyntaxError)
+CheckStrictMode("function strict() { var x = eval = undefined; }", SyntaxError)
+CheckStrictMode("function strict() { var x = arguments = undefined; }", SyntaxError)
+

[Lasse Reichstein, 2011/01/26 08:03:59]

Try a compound assignment operator as well, e.g., "-=".

[Martin Maly, 2011/01/26 19:19:33]

Done.

+// Postfix increment with eval or arguments
+CheckStrictMode("function strict() { eval++; }", SyntaxError)
+CheckStrictMode("function strict() { arguments++; }", SyntaxError)
+CheckStrictMode("function strict() { print(eval++); }", SyntaxError)
+CheckStrictMode("function strict() { print(arguments++); }", SyntaxError)
+CheckStrictMode("function strict() { var x = eval++; }", SyntaxError)
+CheckStrictMode("function strict() { var x = arguments++; }", SyntaxError)
+
+// Postfix decrement with eval or arguments
+CheckStrictMode("function strict() { eval--; }", SyntaxError)
+CheckStrictMode("function strict() { arguments--; }", SyntaxError)
+CheckStrictMode("function strict() { print(eval--); }", SyntaxError)
+CheckStrictMode("function strict() { print(arguments--); }", SyntaxError)
+CheckStrictMode("function strict() { var x = eval--; }", SyntaxError)
+CheckStrictMode("function strict() { var x = arguments--; }", SyntaxError)
+
+// Prefix increment with eval or arguments
+CheckStrictMode("function strict() { ++eval; }", SyntaxError)
+CheckStrictMode("function strict() { ++arguments; }", SyntaxError)
+CheckStrictMode("function strict() { print(++eval); }", SyntaxError)
+CheckStrictMode("function strict() { print(++arguments); }", SyntaxError)
+CheckStrictMode("function strict() { var x = ++eval; }", SyntaxError)
+CheckStrictMode("function strict() { var x = ++arguments; }", SyntaxError)
+
+// Prefix decrement with eval or arguments
+CheckStrictMode("function strict() { --eval; }", SyntaxError)
+CheckStrictMode("function strict() { --arguments; }", SyntaxError)
+CheckStrictMode("function strict() { print(--eval); }", SyntaxError)
+CheckStrictMode("function strict() { print(--arguments); }", SyntaxError)
+CheckStrictMode("function strict() { var x = --eval; }", SyntaxError)
+CheckStrictMode("function strict() { var x = --arguments; }", SyntaxError)

[Lasse Reichstein, 2011/01/26 08:03:59]

Check that not-lvalue-operand operators doesn't throw, e.g., "!" or "-".

[Martin Maly, 2011/01/26 19:19:33]

Done.

+