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Fixed Overflow error in checking width

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This commit is contained in:
Michael Baier
2026-07-09 14:34:56 +02:00
parent 5cd9efefe3
commit eb4e29810e
1 changed files with 8 additions and 6 deletions
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frontends/rtlil/rtlil_frontend.cc
+8 -6
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@@ -529,9 +529,10 @@ struct RTLILFrontendWorker {
break;
}
if (try_parse_keyword("width")){
width = parse_integer();
if (width >= RTLIL::WIDTH_LIMIT)
error("Wire width %lld out of range before `%s`.", width, error_token());
long long width_val = parse_integer();
if (width_val < 0 || width_val >= RTLIL::WIDTH_LIMIT)
error("Wire width %lld out of range before `%s`.", width_val, error_token());
width = width_val;
}
else if (try_parse_keyword("upto"))
upto = true;
@@ -589,9 +590,10 @@ struct RTLILFrontendWorker {
break;
}
if (try_parse_keyword("width")){
width = parse_integer();
if (width >= RTLIL::WIDTH_LIMIT)
error("Memory width %lld out of range before `%s`.", width, error_token());
long long width_val = parse_integer();
if (width_val < 0 || width_val >= RTLIL::WIDTH_LIMIT)
error("Memory width %lld out of range before `%s`.", width_val, error_token());
width = width_val;
}
else if (try_parse_keyword("size"))
size = parse_integer();