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Fix 'void(' mis-throwing assertion

This commit is contained in:
Wilson Snyder 2025-12-13 21:43:27 -05:00
parent 27558c9349
commit dc00bf2484
4 changed files with 6 additions and 4 deletions
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4
src/verilog.y
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@ -3583,8 +3583,8 @@ statement_item<nodeStmtp>: // IEEE: statement_item
newfl->warnOff(V3ErrorCode::IGNOREDRETURN, true);
$6->fileline(newfl);
$$ = exprp->makeStmt(); }
| yVOID yP_TICK '(' system_t_stmt_call ')' ';'
{ $$ = $4;
| yVOID yP_TICK '(' system_f_only_expr_call ')' ';'
{ $$ = new AstStmtExpr{$<fl>4, $4};
FileLine* const newfl = new FileLine{$$->fileline()};
newfl->warnOff(V3ErrorCode::IGNOREDRETURN, true);
$$->fileline(newfl); }

1
test_regress/t/t_castdyn.v
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@ -77,6 +77,7 @@ module t;
i = $cast(bao, b);
if (i != 0) $stop;
if (bao != ba) $stop; // Unchanged
void'($cast(bao, b)); // Ok as is function
$write("*-* All Finished *-*\n");
$finish;

4
test_regress/t/t_castdyn_run_bad.out
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@ -1,3 +1,3 @@
[0] %Error: t_castdyn_run_bad.v:35: Assertion failed in top.t: '$cast' failed.
%Error: t/t_castdyn_run_bad.v:35: Verilog $stop
[0] %Error: t_castdyn_run_bad.v:36: Assertion failed in top.t: '$cast' failed.
%Error: t/t_castdyn_run_bad.v:36: Verilog $stop
Aborting...

1
test_regress/t/t_castdyn_run_bad.v
View File

@ -32,6 +32,7 @@ module t;
b = bb;
i = $cast(ba1, b);
if (i != 0) $stop;
void'($cast(ba1, b)); // ok as is function
$cast(ba1, b); // <-- Bad $cast task
$write("*-* All Finished *-*\n");