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-rw-r--r--deps/v8/src/runtime.js12
1 files changed, 12 insertions, 0 deletions
diff --git a/deps/v8/src/runtime.js b/deps/v8/src/runtime.js
index 09b39ffe1d..22f888d814 100644
--- a/deps/v8/src/runtime.js
+++ b/deps/v8/src/runtime.js
@@ -69,16 +69,24 @@ function EQUALS(y) {
} else if (IS_STRING(x)) {
while (true) {
if (IS_STRING(y)) return %StringEquals(x, y);
+ if (IS_SYMBOL(y)) return 1; // not equal
if (IS_NUMBER(y)) return %NumberEquals(%ToNumber(x), y);
if (IS_BOOLEAN(y)) return %NumberEquals(%ToNumber(x), %ToNumber(y));
if (IS_NULL_OR_UNDEFINED(y)) return 1; // not equal
y = %ToPrimitive(y, NO_HINT);
}
+ } else if (IS_SYMBOL(x)) {
+ while (true) {
+ if (IS_SYMBOL(y)) return %_ObjectEquals(x, y) ? 0 : 1;
+ if (!IS_SPEC_OBJECT(y)) return 1; // not equal
+ y = %ToPrimitive(y, NO_HINT);
+ }
} else if (IS_BOOLEAN(x)) {
if (IS_BOOLEAN(y)) return %_ObjectEquals(x, y) ? 0 : 1;
if (IS_NULL_OR_UNDEFINED(y)) return 1;
if (IS_NUMBER(y)) return %NumberEquals(%ToNumber(x), y);
if (IS_STRING(y)) return %NumberEquals(%ToNumber(x), %ToNumber(y));
+ if (IS_SYMBOL(y)) return 1; // not equal
// y is object.
x = %ToNumber(x);
y = %ToPrimitive(y, NO_HINT);
@@ -508,6 +516,7 @@ function ToPrimitive(x, hint) {
if (IS_STRING(x)) return x;
// Normal behavior.
if (!IS_SPEC_OBJECT(x)) return x;
+ if (IS_SYMBOL_WRAPPER(x)) return %_ValueOf(x);
if (hint == NO_HINT) hint = (IS_DATE(x)) ? STRING_HINT : NUMBER_HINT;
return (hint == NUMBER_HINT) ? %DefaultNumber(x) : %DefaultString(x);
}
@@ -532,6 +541,7 @@ function ToNumber(x) {
}
if (IS_BOOLEAN(x)) return x ? 1 : 0;
if (IS_UNDEFINED(x)) return $NaN;
+ if (IS_SYMBOL(x)) return $NaN;
return (IS_NULL(x)) ? 0 : ToNumber(%DefaultNumber(x));
}
@@ -542,6 +552,7 @@ function NonNumberToNumber(x) {
}
if (IS_BOOLEAN(x)) return x ? 1 : 0;
if (IS_UNDEFINED(x)) return $NaN;
+ if (IS_SYMBOL(x)) return $NaN;
return (IS_NULL(x)) ? 0 : ToNumber(%DefaultNumber(x));
}
@@ -572,6 +583,7 @@ function ToName(x) {
// ECMA-262, section 9.9, page 36.
function ToObject(x) {
if (IS_STRING(x)) return new $String(x);
+ if (IS_SYMBOL(x)) return new $Symbol(x);
if (IS_NUMBER(x)) return new $Number(x);
if (IS_BOOLEAN(x)) return new $Boolean(x);
if (IS_NULL_OR_UNDEFINED(x) && !IS_UNDETECTABLE(x)) {