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[C API] Add null check in BinaryenTableGrow for missing table #8376

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[C API] Add null check in BinaryenTableGrow for missing table #8376

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56614c1
[C API] Add null check in BinaryenTableGrow for missing table
sumleo Feb 25, 2026
d93df24
[C API] Use Fatal() for missing table in BinaryenTableGrow
sumleo Feb 26, 2026
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6 changes: 4 additions & 2 deletions src/binaryen-c.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1685,8 +1685,10 @@ BinaryenExpressionRef BinaryenTableGrow(BinaryenModuleRef module,
BinaryenExpressionRef value,
BinaryenExpressionRef delta) {
if (value == nullptr) {
auto tableType = (*(Module*)module).getTableOrNull(name)->type;
value = BinaryenRefNull(module, (BinaryenType)tableType.getID());
auto* table = (*(Module*)module).getTableOrNull(name);
if (table) {
value = BinaryenRefNull(module, (BinaryenType)table->type.getID());
}
}
return static_cast<Expression*>(
Builder(*(Module*)module)
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