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Fixed Overflow error in checking width

This commit is contained in:
Michael Baier 2026-07-09 11:56:21 +02:00
parent 5cd9efefe3
commit eb4e29810e
1 changed files with 8 additions and 6 deletions
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14
frontends/rtlil/rtlil_frontend.cc
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@ -529,9 +529,10 @@ struct RTLILFrontendWorker {
break; break;
} }
if (try_parse_keyword("width")){ if (try_parse_keyword("width")){
width = parse_integer(); long long width_val = parse_integer();
if (width >= RTLIL::WIDTH_LIMIT) if (width_val < 0 || width_val >= RTLIL::WIDTH_LIMIT)
error("Wire width %lld out of range before `%s`.", width, error_token()); error("Wire width %lld out of range before `%s`.", width_val, error_token());
width = width_val;
} }
else if (try_parse_keyword("upto")) else if (try_parse_keyword("upto"))
upto = true; upto = true;
@ -589,9 +590,10 @@ struct RTLILFrontendWorker {
break; break;
} }
if (try_parse_keyword("width")){ if (try_parse_keyword("width")){
width = parse_integer(); long long width_val = parse_integer();
if (width >= RTLIL::WIDTH_LIMIT) if (width_val < 0 || width_val >= RTLIL::WIDTH_LIMIT)
error("Memory width %lld out of range before `%s`.", width, error_token()); error("Memory width %lld out of range before `%s`.", width_val, error_token());
width = width_val;
} }
else if (try_parse_keyword("size")) else if (try_parse_keyword("size"))
size = parse_integer(); size = parse_integer();