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fix #5048

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This commit is contained in:
Nikolaj Bjorner 2021-02-22 10:56:19 -08:00
parent d9fb40602e
commit c3b7fa941a
1 changed files with 4 additions and 0 deletions
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4
src/util/zstring.cpp
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@ -44,6 +44,8 @@ bool zstring::is_escape_char(char const *& s, unsigned& result) {
else if (*(s+3+i) == '}') { else if (*(s+3+i) == '}') {
if (result > 255 && !uses_unicode()) if (result > 255 && !uses_unicode())
throw default_exception("unicode characters outside of byte range are not supported"); throw default_exception("unicode characters outside of byte range are not supported");
if (result > unicode_max_char())
throw default_exception("unicode characters outside of byte range are not supported");
s += 4 + i; s += 4 + i;
return true; return true;
} }
@ -63,6 +65,8 @@ bool zstring::is_escape_char(char const *& s, unsigned& result) {
result = 16*result + d2; result = 16*result + d2;
result = 16*result + d3; result = 16*result + d3;
result = 16*result + d4; result = 16*result + d4;
if (result > unicode_max_char())
throw default_exception("unicode characters outside of byte range are not supported");
s += 6; s += 6;
return true; return true;
} }