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Fix implicit br return #2324

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Fix implicit br return #2324

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8 changes: 6 additions & 2 deletions include/wabt/decompiler-ast.h
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Original file line number Diff line number Diff line change
Expand Up @@ -217,8 +217,12 @@ struct AST {
return;
}
case ExprType::Br: {
InsertNode(NodeType::Expr, ExprType::Br, &e, 0).u.lt =
mc.GetLabel(cast<BrExpr>(&e)->var)->label_type;
LabelType lt = mc.GetLabel(cast<BrExpr>(&e)->var)->label_type;
if (lt == LabelType::Func) {
InsertNode(NodeType::Expr, ExprType::Return, &e, arity.nargs);
return;
}
InsertNode(NodeType::Expr, ExprType::Br, &e, 0).u.lt = lt;
return;
}
case ExprType::BrIf: {
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12 changes: 12 additions & 0 deletions test/decompile/br_return.txt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
;;; TOOL: run-wasm-decompile

(module
(func $f (result i32) i32.const 10 br 0)
)

(;; STDOUT ;;;
function f_a():int {
return 10
}

;;; STDOUT ;;)
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