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Fix decoding octal string escapes with 1-2 digits (#6108).

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This commit is contained in:
Wilson Snyder
2025-06-23 18:37:44 -04:00
parent 11998ccc58
commit 544cb4a90f
4 changed files with 73 additions and 4 deletions
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src/V3String.cpp
+11 -4
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@@ -160,16 +160,18 @@ string VString::unquoteSVString(const string& text, string& errOut) {
if (std::isdigit(*cp)) {
octal_val = octal_val * 8 + (*cp - '0');
if (++octal_digits == 3) {
octal_digits = 0;
quoted = false;
newtext += octal_val;
octal_digits = 0;
octal_val = 0;
quoted = false;
}
} else {
if (octal_digits) {
// Spec allows 1-3 digits
octal_digits = 0;
quoted = false;
newtext += octal_val;
octal_digits = 0;
octal_val = 0;
quoted = false;
--cp; // Backup to reprocess terminating character as non-escaped
continue;
}
@@ -200,6 +202,11 @@ string VString::unquoteSVString(const string& text, string& errOut) {
}
}
} else if (*cp == '\\') {
if (octal_digits) {
newtext += octal_val;
octal_digits = 0;
octal_val = 0;
}
quoted = true;
octal_digits = 0;
} else {