1 files changed, 16 insertions, 4 deletions
diff --git a/src/wasm/wasm-binary.cpp b/src/wasm/wasm-binary.cpp
index 65734e68d..cd5763c12 100644
--- a/src/wasm/wasm-binary.cpp
+++ b/src/wasm/wasm-binary.cpp
@@ -7184,7 +7184,13 @@ bool WasmBinaryBuilder::maybeVisitStringNew(Expression*& out, uint32_t code) {
   Expression* length = nullptr;
   Expression* start = nullptr;
   Expression* end = nullptr;
-  if (code == BinaryConsts::StringNewWTF8) {
+  bool try_ = false;
+  if (code == BinaryConsts::StringNewWTF8 ||
+      code == BinaryConsts::StringNewUTF8Try) {
+    if (code == BinaryConsts::StringNewUTF8Try) {
+      try_ = true;
+    }
+    // FIXME: the memory index should be an LEB like all other places
     if (getInt8() != 0) {
       throwError("Unexpected nonzero memory index");
     }
@@ -7209,7 +7215,11 @@ bool WasmBinaryBuilder::maybeVisitStringNew(Expression*& out, uint32_t code) {
     }
     op = StringNewWTF16;
     length = popNonVoidExpression();
-  } else if (code == BinaryConsts::StringNewWTF8Array) {
+  } else if (code == BinaryConsts::StringNewWTF8Array ||
+             code == BinaryConsts::StringNewUTF8ArrayTry) {
+    if (code == BinaryConsts::StringNewUTF8ArrayTry) {
+      try_ = true;
+    }
     auto policy = getU32LEB();
     switch (policy) {
       case BinaryConsts::StringPolicy::UTF8:
@@ -7230,14 +7240,16 @@ bool WasmBinaryBuilder::maybeVisitStringNew(Expression*& out, uint32_t code) {
     op = StringNewWTF16Array;
     end = popNonVoidExpression();
     start = popNonVoidExpression();
+  } else if (code == BinaryConsts::StringFromCodePoint) {
+    op = StringNewFromCodePoint;
   } else {
     return false;
   }
   auto* ptr = popNonVoidExpression();
   if (length) {
-    out = Builder(wasm).makeStringNew(op, ptr, length);
+    out = Builder(wasm).makeStringNew(op, ptr, length, try_);
   } else {
-    out = Builder(wasm).makeStringNew(op, ptr, start, end);
+    out = Builder(wasm).makeStringNew(op, ptr, start, end, try_);
   }
   return true;
 }