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Issue #1240 - Part 5d - Use the radix when parsing BigInts. Fixes Hex, Octal and Binary BigInt literal parsing. Previously it was only parsing in decimal.

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This commit is contained in:
Brian Smith 2023-07-19 03:02:35 -05:00 • committed by roytam1
commit 20b52c9e2e
1 changed files with 14 additions and 2 deletions
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16
js/src/frontend/TokenStream.cpp
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@ -1692,7 +1692,7 @@ TokenStream::getTokenInternal(TokenKind* ttp, Modifier modifier)
//
if (c1kind == BasePrefix) {
tp = newToken(-1);
int radix;
int radix = 10;
c = getCharIgnoreEOL();
if (c == 'x' || c == 'X') {
radix = 16;
@ -1818,8 +1818,20 @@ TokenStream::getTokenInternal(TokenKind* ttp, Modifier modifier)
if (isBigInt) {
size_t length = userbuf.addressOfNextRawChar() - numStart - 1;
tokenbuf.clear();
if(!tokenbuf.reserve(length))
if(!tokenbuf.reserve(radix == 10 ? length : (length + 2)))
goto error;
switch(radix)
{
case 2:
tokenbuf.infallibleAppend("0b", 2);
break;
case 8:
tokenbuf.infallibleAppend("0o", 2);
break;
case 16:
tokenbuf.infallibleAppend("0x", 2);
break;
}
tokenbuf.infallibleAppend(numStart, length);
tp->type = TOK_BIGINT;
goto out;